REGISTERED NO. DL-33001/92

The Gazette Of IndiaPUBLISHED BY AUTHORITY

No. 19] NEW DELHI, SATURDAY, MAY 9, 1992 (VAISAKHA 19, 1914)

(Separate paging is given to this Part in order that it may be filed as a separate compilation)

[PART III-SECTlON 2]

{Notifications and Notices Issued by the Patent Office relating to Patents and Designs]

THE PATENT OFFICE

PATENTS AND DESIGNS

Calcutta, the 9th May, 1992

ADDRESS AND JURISDICTION OF OFFICES OF THEPATENT OFFICE

The Patent Office has its Head Office at Calcutta andBranch Offices at Bombay, Delhi and Madras having terri-torial Jurisdiction on a zonal basis as shown below :—

Patent Office Branch, Todi Estates, III Floor. LowerParel (West), Bombay-400 013.

The States of Gujarat, Maharashtra, and MadhyaPradesh, and the Union Territories of Goa, Daman andDiu and Dadra and Nagar Haveli.

. Telegraphic address "PATOFFICE".

Patent office Branch Unit No. 401 to 405, III Floor,Municipal Market Building, Saraswati Marg, Karol Bagh,New Delhi-110 005.

The States of Haryana, Himachnl Pradesh, Jammu andKashmir, Punjab, Rajasthan and Uttar Pradesh and theUnion Territories of Chandigarh and Delhi.

Telegraphic address "PATENTOFIC"

Patent Office Branch, 61, Wallajah Road, Madras-600002,

The States of Andhra Pradesh, Karnataka, Kerala,Tamilnadu, and the Union Territories of Pondicherry,Laccadive, Minicoy and Aminidivi Islands.

Telegraphic address "PATENTOFIS".

Patent Office, (Head Office), "NIZAM PALACE", 2ndM. S. O. Building, 5th, 6th and 7th Floor, 234/4,Acharya Jagadish Bose Road, Calcutta-700 020.

Rest of India.

Telegraphic address "PATENTS".

All applications, notices, statements or other documentsor any fees required by the Patents Act, 1970 or the PatentsRules, 1972 will be received only at the appropriate Officesof the Patent Office.

Fees :—The fees may either be paid in cash or may besent by Money Order or Postal order, payable to the Contro-ller at the appropriate Offices or by bank draft or chequepayable to the Controller drawn on a scheduled bank at theplace where the appropriate office is situated,

(593)1—57 GI/92

594 THE GAZETTE OF INDIA, MAY 9, 1992 (VATSAKHA 19, 1914) [PART III—SEC. 2

CORRIGENDUM

In the Gazette of Tndia Part ITT, Section 2 dated 14th May,1983, page 324 under heading Registration of Designs readthe address B-96 Ljijpnt Nngar, New Delhi-110024 iu&t ^fterModesto Refrigeration Corporation for Design No, 152762in Class I.

The following person has been registered as a PatentAgent under Sub-Section—(DfcXH of Section 126 of thePatents Act, 1970.

Mrs, Seeta Badrinath17, Subramaniam ColonyMudra s-fi00041.

THE PATENT OFFICE

Calcutta, the 9th May 1992

APPTTCATTON FOR PATF.NTS FTT.ED AT THF HEADOFFICE. 234/4 ACHAltYA lAOADlSH BOSFi ROAD.

CA1.CTJTTA-20The dated shown in the crescent brackets ;»rc the dates

claimed Under Section 135, of the Patents Act. 1970.

The 31st Mnrch, 1992

212/Ca1/92 Samsung Electron Devices Co. Ltd., "Systemfor meusurinp CRT characteristics".

The 1st April, 1902

213/Cnl/92 Sued-Chemie AO.. "Catalyst based on crystal-line aluminoBillicate".

214/CaI/92 Sued-Chemie AG., "Process for the catalyticgas phase dehydrogenation of hydrocarbons usingtootbed-wheel shaped particles as catalysts."

215/Cal/92 Samsung Electronics Co., Ltd., "Method andapparatus for automatic A/D converter gain "idoffset adjustment."

216/Cal/92 E. I. Du Pont De Nemours and Company, "Pre-paring polyester fine filaments."

2i7/Cal/92 Neurogen Corporation, "Certain imidazoqui-noxalinen : A new class of g&ba brain receptorLigands."

21B/Cal/92 Neurogen Corporation, "Certain cycloalkyl andazacycloalkyl pyrolopyrirnidlnes; » new class ofgaba brain receptor Uganda."

The 2nd April, 1992219/Cal/92 Hoechst Aktiengesellschaft, "Anionic dyeing of

cellulose fiber material modified with 'N-contain-ing basic polymers and the modified cellnlowfiber material Itself."

220/Cal/92 Sanlrade Ltd., "Drop-forming device."221/Cal/92 Krishna Kant Iha and the Tata Iron & Steel

Company Ltd., "Low water level audiovisualalarm,"

222/C;iF92 Yamamoto & Co., Ltd., "Rice-Hulling Machine".

3rd April, 1992223/Cal/92 P, I. Du Pont De Nemoun and Lompany,

"Jlydrogenolysis of Halocafhon Mbrturej.'*

PARt m — S i c 2] THE. GAZETTE OF INDIA, MAY 9, iy92 (VA1SAKHA ]y, 1914) 595

224/Cal/92 Samsung Electron Devicej Co. Ltd., "HealerSupporter for Electron Guns."

225/Cal/92 TImex Corporation, "Selecting apparatus formultmode electronic wriit instrument.

226/Cal/92 Michael Wilburn, "Method of treating sickle celldisease."

6th April 1992

227/Cal/92 Hoechst Akticngesellschaft, "Process for thepreparation of 2, 3, 4, 5-Tetrafluorobenzollc acid."

228/Cal/92 Jadavpur University and Science and TechnologyDepartment, Govt. of W. B. "A method of form-ing multi-layer coatings on basic substrate by co-linear vacuum co-evaporation technique and nnapparatus therefor."

229/Cal/92 Hoechst Aktiengesellschaft, "N'-subslituted N-amino-3, 4, 5, 6-Tetrafluorophlhalimides, midprocesses for their preparation.

230/Cal/92 Deutsche Thomson-Brandt GMBH, "Circuit forgenerating very small currents."

231/CaI/92 Hoechst Aktiengesellschaft, "Process for Hiecontinuous preparation of amlnoaryl or amino-alkyl fj-sulfatoethyl sulfoncs."

232/Cal/92 Deutsche Thomson-Brandt GMBH, "Method fojcoding."

233/Cal/92 Punya Brata Choudhuri, "Method of and appa-ratus for producing cellulosic paper pulp.

APPLICATIONS FOR PATENTS FILED IN THEPATENT OFFICE BRANCH, TODI ESTATES, HIRD

FLOOR, SUN MILL COMPOUND, LOWER PAREL (,VV)BOMBAY-] 3

18th February 1992

54/Bom/92 Arun Shankarao Yadav. 1 am in possession ofan invention for automatic opening Gate.

19th February 1992

55/Bom/92 Taparia Tools Ltd,, An improved screw Drawer.

20th February 1992

56/Bom/92 Hindustan Lever Ltd., Catioiiic compositions forskin.

57/Bom/92 Pritam Lai Kujak. Three Directional Fan cumcooler.

21st February 1992

58/Bom/92 Narayanaswami Subramanyan & SubramanyanSivakumar. An invention for a blip-on and slip-off overcoat/Rain Coat.

59/Bom/92 Larscn & Toubro Ltd., A couliol panel doorfastener.

24th February 1992

60/Bom/92 Ravindrakumar Ramjlbhai Yadav. Invention foran ampoule cutting apparatus.

27th February 1992

61/Bom/92 Devendra Somabhai Naik. Invention for an Im-proved stenter (Economical Stenler),

62/Bom/92 Harry Dhaul and Smt. Laxmi Dhaul. Compo-site MFTL. (Miniature Fluorescent Tube Light)adapter and reflector therefor being directly plug-ged into any standard electric filament or in-candescent bulb.

63/Bom/92 Madhusudan Hiralal Desai. A process for themanufacture of paniculate ice cream, with carbondioxide

596 THE GAZETTE OF INDIA, MAY y, 1992 (VAISAKHA \9, 1914/ [PART itl—SEC. i'

172/Ma»/92 Minnesota Mining and Manufacturing Company.Plugable modular splicing connector and bridg-ing adapter.

173/Mas/92 Monsanto Company. Herbicidal substitutedarylhaloalkylpyrazoles.

19th March 1992

174/Ma«/92 Somanath N. Hawargl- Aerornatlc ventilator.

20tb March 1992

175/Mas/92 Tecumseh Products Company. Orbiting rotarycompressor.

COMPLETE SPECIFICATION ACCEPTED

Notice is hereby given Ihul any person interested in oppos-ing the grant of patents on any of the Applications con-cerned, may, at any time within four months of the date ofthis issue or within such further period not exceeding onemonth applied for on Form 14 prescribed under the PatentsRules, 1972 before the expiry of the said period of fourmonths, given notice to the Controller of Patents on theprescribed Form 15, of such opposition. The written state-ment of opposition should be filed alongwilh the said noticeor within one month of its date as prescribed in Rule 36 otlhe Patents Rules, 1972.

The classifications given below in respect of each speci-fication are according to Indian Classification and Interna-tional Classification.

A limited number of printed copies uf the specificationslisted below will be available for sale from the Governmentof India Book Depot, 8, Kiran Sankar Roy Road, Calcutta,in due course. The price of each specification is Rs, 2/-(postage extra). Requisition for the supply of the printedspecifications should be accompanied by the number of thespecifications as shown in the following list.

Typed or photo copies of the specifications together wiihphoto copies of the drawings, if any, oan be supplied by thePatent Office, Calcutta on payment of the prescribed copyingcharges which may be ascertained on application to thatoffice. Photo copying charges may be calculated by addingthe number of pages in the specification and drawing sheet:mentioned below against each accepted specification amimultiplying the same by four to get the charges as the copy-inn charges per pane are Rs. 4/-.

Ind. Cl. : 32 F 2 (b) IX (1), 53 E 4 XtX. 170701-

Int. Cl. : A 61 K-31/2J5, 31/235.

A PROCESS FOR THE PREPARATION OF NOVELBRANCHED CHAIN ALKYL ESTERS OF 2-[4-(2-PH»E-RID1NO-ETHOXY)-BENZOYL1-BENZO1C ACID HAYINGSPASMOLYTIC PROPERTIES AND PHARMACEUT1-CALLY ACCEPTABLE SALTS THEREOF,

Applicants : HOECHST 1NDTA LMTTED. HOECHSTHOUSE, NARIMAN POINT, 193 BACKBAY RECLAMA*T1ON, BOMBAY-400021 MAHARASHTRA, INDIA.

Inventors: (1) DR. MRS. SWAT1 BAL TEMBE (2) DR.AL1HUSSE1N NOMANBHA1 DOHADWALLA. (3) DR.BANS1 l.AL (4) DR. NARAYAN SUDHINDRA PtJNEKARf5) DR. RAMANUJAM'RAJAGOPALAN (6) DR. IUER-GENS BLOMBACH (7) DR. RICHARD HELMUT RUPP.

Application No. 255/Bom/1988 filed on 7-9-1988.

Complete after provisional left on 6-12.-1989.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, Bombay-13.

2 Claims

A process for the preparation of novel branched chainalkyl esters of 2-[4-(2-piperidino-ethoxy)-benzoyl]-benzoic acidhaving spasmolytic properties and being of the formula III

FORMUf,A III

shown in the drawings accompanying the provisional speci-fication, wherein R4 and R-. are the same or different andstand for O-C, alkyl and R(1 stands for C

r-C4 alkyl or

PART III—SEC 1\ THE GAZETTE OF INDIA, MAY Sf, 1992 (VAISAKHA 19, 1914) 597

hydrogen iind pbarmaceutically acceptable halls thereof, saidprotess consists of dcrivatising a carboxylie acid of the for-tatda IVA

FORMULA IVA

shown in the djawjngs accompanying this specification at thecarboxylic group with an alcohol such as 2-propanol in thopresence of an acid such as herein described in combina-tion with or without an organic solvent such as hciein des-cribed at —20°C to the boiling point of the alcohol or theoraanic solvent, isolating the lesulling phenolic ester of theformula IV B

K)RMUI.A-IV B

shown in the diawings accompanying Ihis specification fromthe reaction mixture in a known manner and treating thephenolic ester of the formula IVB with a 2-piperidinoethylderivative bearing a |iood leaving group or its' salt such as2-piperidino-ethyl halidc or 2-pipcrklino ethyl chloride hy-drochloride in the presence of an organic solvent such asherein described and a base such as herein described at—20uC to" the boiling point of the organic solvent and iso-lating and. purifying the resulting compound of the formulaHI from the reaction mixttue in a known manner and itdesired converting the compound of the formula III intoits pharmaceutically acceptable salt in a known manner.

Provn. Specn. 19 puges Digs. 1 sheetCompl. Specn 18 pages Dry 1 sheat

Ind. Cl. 56 D [V] 170702

Int. Cl. C 13 G 1/00

AN IMPROVED CON1NUOUS VACUUM PAN FORCRYSTALLISATION OF SUGAR.

Applicant : DATTA SAVLARAM l.ANDE, 466, RASTAPETH, NEAR POWER HOUSE, PUNH-411 Oil, MAHA-KASHRA, INDIA.

Inventors : (1) MANS1NGRAO JADHAV

(2) DATTA SAVALARAM LANDE.

_ Application No. 251/Bom/l l^y. MleJ Sep. 12, 198S>.

(Appropriate office for opposition proceedings (Rule 4,Phtents Rules, 1972) Patent Ofllcc Uianch, nombuy-13.

1 Claim

An improved continuous vacuum pan for ciystallisation ofsugar comprising a horizontal pan which is a closed cham-Ver, the said pun having inlets, for steam, massecuite con-training sugar grain fnucleiij and a connection for a vacuumpump an outlet for vapour and outlet lor massecuite, the

said-hoi izontal pan having a plurality of caJandrias providedside by side horizontally, each of the said cnlandria consist-ing of a plurality of compartments formed by partitions ofvarying heights the said alternate partitions being raisedabove the level of its adjacent partition, each of the parti-tions with lesser heights having an opening near its bottomend while each of the partitions having more height ishaving nn opening at the upper end, each of the said Qom-rarlments of the said calandna being provided with a plura-lity of veitical tubes for the flow of massecuite which isbeing heated . by steam, passing through a perforated pipeprovided in each of the said calandrias the said tubes beingopen on both ends and rigidly fixed to the top and bottomplates, the height of each of the said tubes is restricted to0,5 to 0.8 mtrs. to reduce the hydrostatic head of the mas-secuite in the comportment.

Fig. 2

[Comp. Specn. 6 Pages; Drwg. 1 Sheet.)

Ind. Cl. : 40F L1V(1)] 170703

Int, Cl. A 23 J 1/00

PROCESS FOR PREPARING IMPROVED HYDROLYS-I D PROTEIN.

1

Applicants : HINDUSTAN LEVER LTD., 165-166,BACKBAY RECLAMATION, BOMBAY-400 020, INDIA.

Invcnlois : (1) JOHANNES FRANC1SCUS MARIA DEROOIJ

(2) BRIAN ALANWARD

(3) MAURICEWARD.

Application No. 263/Bom/89. Filed Sep. 26, 1989,

V. K. Convention dated Oct. 17, 1988.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, Bombfty-13.

10 Claims

A pioccss for improving HCl-hydrolysed protein charac-teiizcd by subjecting an aqueous solution of HCl-hydrolys-cd protein to gel permeation chromatography using a poro-us material having an equivalent average pore diameter bet-ween 0.5 and 2.5 nanometers and ekiting in a known mannera fraction which is at least free from detectable amounts ofmonochloropropandiols whilst at least 40^'n of the sodiumchloride is retained,

(Comp, Specn. 11 Pa«e»; Drwgi. Nil)

Ind. Cl. : 95 G [XL111 (2)] 170704

Int. Cl. : B 25 D I/0OB 25 G 3/02

UNIVERSAL SOCKET FORKING T-COUPLINC FORDIFFERENT SIZED/WEIGHTED SOFT FACED HAM-MER AND MALLET HEADS AND HANDLE THERE-FOR.

Applicant & Inventor ; MOHSIN TSMA1LBHAI MANSURIAN INDIAN CITZEN.

596 THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART III—Sac. 2

'Aman' Opp. Par&baug Society, Kocharab Behind TacoreHall, Ellis Bridge, Ahmcdabad-380 006, Gujarat, India.

Application No. 278/Hom /1989. Filed 13th October,19.69.

Appropriate office- to opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, Bombay-I3.

6 Claims

Universal pipe socket T-coupling of the type herein des-cribed comprising a pair of split jaw sections ouch havinji apair of flanged sockets and a (bird flanged socket In rightangle relationship with said first pair of flanged socketsseparated from each other by solid mass and having one ora pair of tapped holes in vertically spaced relationship witheach other for fixing thereto respective bolts/screws forminga casing characterised in that each of said flanged socketsforming a set for gripping there between plug end of softfaced hammci'/niallet head and each ol1 said flanged socketsections in respective jaw sections forming said T-couplingbeing separated from each other by a cavity forming a scatfor loading thcrewitbin stell balls or detachably fixing there-within a cast metal plug, said third flanged socket torminj;H. seat for gripping therebetween one end of a handle forsaid hammer/mallet secured between adjacent jaws underscrew pressure exerted by respective bolts/screwi.

Fig. 1(Comp Spcn. 12 Pages; Drwgs. 2 Sheets.)

Ind. Cl. : 83 Bj Gr. [XIV (5)] 170705

Int. Cl. A 0U 9/04, A 21 C 3/04.

A PORTABLE DEVJCE FOR DIRECTLY CHILLINGAND STORING MILK.

Applicant & Inventors : HONNAVALLY RAMASWAMYCOPALASWAMY, BLDG. NO. F/S/XX/1-C, NAKWArWAD1 OPP. NEW CHINA MILLS, TOKERSY J1VRAJROAD, SEWRI, BOMBAY400 015 MAHARASHTRA,INDIA, AN INDIAN NATIONAL.

Application No. 292/Bom/1989. Hied on 25-10-1989.

Appropriate office for opposition proceedings! (Rule 4,Patents Rules 1972), Patent Office Branch, Bombay-13.

10 Claims

A pot table device lor directly chilling and storing milkincluding a vertically disposod container of double-walledconstruction consisting of an inner shell and an outer shellin spaced apart relationship, the upper ends of said innershell and outer shell being joined together by a web, thespace between said inner shell and outer shell being filledwith a heat insulating material, said container being rein-forced by reinforcing elements and provided with lifting nng»,the top of said container being open ttnd provided with abox type lid flLlcd with a heat insulating material, the uppersurface of said lid being tapered and the lower surface ofsaid lid being provided with a skirt at the periphery thereof,Miid container being provided with nn outlet pipe projectingout of said outer shell, said outlet pipe being provided withan outlet valve, said container being further provided with# plurality of legs, a chilling unit consisting of a gas refri-

gerant compressor, a condenser and a thermostatic expan-sion valve connected, in. series and located in a first lioutinawhich in turn is mounted on said container by supportiniframes, said chilling unit including a heat exchanger couwould over the outer surface of said inner shell, one endof said coil being connected to said thermostatic expansionvalve and the other end of said coil being connected tasaid compressor, said compressor, condenser, thennostatioexpansion valve and coil together forming a closed loopcontaining a gas refrigerant a dial lype thermostat electri-cally connected to said compressor and conoectable to anac supply, the dial of said thermostat being mounted onsaid first housing and exposed and capillary of said thennos-tat extending to the bottom, of said container through a firstprotective tube disposed in said container such that the seni-mg element of said thermostat at the lower end of the capi-llary thereof is exposed to the bottom of said container, adial type thermometer the dial of which is mounted on «aidfirst housing and exposed, the capillary of said thermometerextending to the bottom of suid container through a secondprotective tube disposed in said container such that thesensing clement of said thermometer at the lower end of thecapillaiy thereof is exposed to the bottom of said containermid an agitator unit consisting of an electric motor electri-cally connectable to said ac supply and a reduction gearbox located in a- second housing which in turn is mountedon said container by said supporting frames, the input shaftof said gear box being coupled to the shaft of said electricmotor, said egitator unit including a stirrer the steam where-of is vertically disposed and coupled to the output shaft ofsaid gear box, the steam of said stirrer extending into «aidcontainer through an opening in said lid and the blades otsaid stirrer being disposed at the bottom of gaid containerin spaced apart relationship with said protective tube*.

Fig. 3(Comp. Specn. 21 Pages; Drwus. 7 Sheet*.)

lad. Cl. 27 CK+I XXVI (1) 170706

58 B XXVI (3).

Int, Cl. B 28 B-7/22

A PROCES OF MANUFACTURING IN A VULCANIZ-ED RUBBER MOULD PRECAST RCC COMPONENTS/STRUCTURAL ELEMENTS WITH WOOD GRAINFINISH ON ONE OR BOTH FACES THEREOF, AN UNI-VERSAL MASTER MOULD FOR MAKING SATD VUL-CANIZED RUBBER MOULD AND PRECAST RCCCOMPONENTS/SRUCTURAL ELEMENTS WITH WOODGRATN FINISH MADE BY SAID PROCESS IN SAIDVULCANIZED RUBBER MOULD".

K R T Iti—SBC. 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) 599

Applicant & Inventor : Bnj Mohan Ahujn, an Indian Citi-wn, Flat No. 57, A-6/5 Jlwan Bima Nasar, Rorivli (West),Bombay-400 103, Maharashtra, Indin.

Application No. 308/Bom/1089. Filed on 10-11-1989.

Appropriate offlc« for opposition proceedings (Rule 4,Patent* Rulei 1972). Patent Office Branch, Bombay-13.

10 Claim*

A process for manufacturing in a vulcanized rubber mouldprecast concrete components and/or structural dements andthe like with wood grain finish on atleust one face thereofcomprises the steps of :—

(a) making vulcanized rubber moulds having wooderuin finish engraved/etched/embossed/stampedon its muting face for transferring said wood grainfinish on to the RCC component or structural ele-ment to be cast in said rubber mould, said rubbermould being vulcanized in a master mould comp-rising a bottom and a top mould plate both beinghcatablc to desired vulcanizing temperature! bythermostatically controlled heaters wherein each ofsaid top and bottom mould plate being providedwith detachably fixable punches and end/interme-diate gate plates for moulding different sized/dimensioned vulcanized rubber moulds for mould-ing components/structural elements from RCC(Reinforced Concrete) of different lengths, sizesand dimensions;

(b) coating surfaces of said vulcanized rubber mouldof step (a) with dcmouldlns release solution form-ed from admixture of scap and water soluble che-micnls such as calcium stearate, titanium dioxide,calcium carbonate or combinations thereof andplacing said coated vulcanized rubber mould in acn«t metal box;

(c) attaching to said rubber mould of step (b) variousplate inserts, each having tapped holes and spotwelded nuts forming anchoring means for fixingthereto building fixtures by means of machinescrews and covering said rubber mould with! a wirecage forming reinforcing means for said RCC com-ponents and/or structural elements and the Hke

(d) placing said metal box of step (b) on a vibratlnstable having fixed amplitude and variable vibrat-ing frequency and pouring cement concrete, mixedwith super piastixizers such as chlorides for accele-rating setting and hardening of cement concretewhile vibration of said cibrating table is continuedtill said concrete material is tamped and packedtight leaving no air bubbles therewithal in saidmould:

(e) removing box mould of step (d) and storing (t inopen space for nir drying and curing for a periodof less than 24 hours and preferably for 16—24hours;

(f) demonldlng the product of itep (e) and placing itin ft tank having water sprinklers for Intermittentlytprinkling water for soaking and curing at ambienttemperature for a period of less than 6fi hours andpreferably for 4.-6 hours;

(p) removing the product of step ff) from the tankand allowing it to get sun dried for u period of les*than 12 days and preferably for 10-12 day* andthe product is than transported to construction sitefor being erected by masons.

(Comp. Specn. 19 Pages; Drwgj, 2 Sfoeetf)

Ind. Cl. : !5

600 THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART III—SEC. 2

rod, said housing is having a bore for mounting thei shaft ofsaid rotor cum impeller the said supply port mid the exhaustport arc positioned respectively in between (190" itnd 238")imd (10" and 170°) from reference point P positioned at0° and arc connected respectively to steam/gas supply pipeand exhaust pipe the said suction port and the delivery portare positioned respectively in between (10" and 170") and(}W and 350u) rom rferciice point P and are connected res-pectively to suction and delivery pipes.

CComp. Specn. 10 Pages; Drgs. 3 Sheets.)

Ind, Cl. : 62 A 2 G [XXII (1)] 170708

Int, Cl. : Cl l D-3/395

A L1QUTD BLEACHING COMPOSITION.

-Applicants : Hindustan Lever Limited of Hindustan LeverHouse, 165/166 Backbay Reclamation, Bombay-400020,Maharashtra, India.

Inventors : (1) Alexander Martin(2) Georgo Kerr Rennia(3) Royston Regionald Smith

(4) John Francis Wells.

Application No. 355/Bom/1989 filed on 27-12-1989.

U K Priority date 28-12-1988.Appropriate office for opposition proceedings (Rule 4,

Patents Rules 1972), Patent Office Branch, Bombay.

7 Claims

A liquid bleaching composition comprising an aqueousalkaline solution containing 1 to 15% by weight hydrogenperoxide, electrolyte other than surfactant having a concen-tration of 0.05 to 0.30 molar O.75 to 3% by weight ai leastone surfactant serving, in the presence of the electrolyte, toincrease the viscosity of the solution, and also containingcolloidal hydrous stannic oxides having n concentration of10-4 to 10-2 molar.

(Comp. Specn. 17 Pitgoi; Drws- Nil.)

Ind. Cl. 170 D [XLIIIJ 170709

Int. Cl. CII D 9/60

A TRANSLUCENT DETERGENT BAR.

Applicants : HINDUSTAN LEVER LTD; 165/166,BACKBAY RECLAMATION, BOMBAY-400 020, MAHA-RASHTRA INDIA

Inventors : ( I) TOHN GKORGH CHAMBERS(2) TERRY TNSTONE(3) HRIAN STYART JOY(4) TOM MATHFW 1'ORRHST SALMON.

Application No. 50/Bom/19lJ died Mar 2, l'JW u.k. con-vection date-March 3, 1989.

Appropriate office for opposition proceeding* (Rule 4,Putents Rules 1972), Patent Oflke Brunch, Bombay-]3.

10 Claims

Translucent detergent bar containing, with respect to thototal weight of the bar. 30 to 45wl% soap, 5 to13 wt%monohvdiic alcohol, 5 to 15wt9r dihydric alcohol whosemolecule contains ul least one alkylene p/oup with at leastthree: enrhon atoms and water.

(Comp, Specn. 37 P;«gcs; Drwgs. Nil.)

Ind. Cl. 170 D [XLITf (4)] 170710

Int. Cl. C 11 D, 3/065

PROCESS OP PRODUCING A BUf.LT NON-SOAPDETERGENT BARS.

Applicant : H1NDUSAN LEVER LiMrTED, HINDUS-TAN LEVER HOUSE, 165/166, BACKBAY RECLAMA-TION BOMBAY-400020 A COMPANY INCORPORATEDUNDER THE LAWS OF THF INDIAN COMPANIES ACT

1913.

Inventor PBTER JAMES POWERS,

.Application No, 66/Bom/W. Filed on Mar 1, 1990,

Convention priority date 22 March 1989.Appropriate office far opposition, proceedings (Rule 4,

Patents Rules 1972), Patent Office Branch, Bombay-13.

5 Claims

A process of producing a built, non-soap detergent bar,containing primary alcohol sulphate of the formula

ROSOS M

and/or alpha elfin, sulphonate of formula

RiCH=— (CHj)n—SO3M

in which n is 1 or 2. M is a solubilisuig cation, R is pri-mary alkyl of 8 to 22 carbon atoms and R1CH=CH—(CH.2)n is primary alkyl of 8 to 22 carbon atoms,wherein the primary alcohol sulphate, olefin sulphonate ora mixture of them constitutes at least 10% by weight of thodetergent active material present in the bar, comprising aninitial step of reacting a primary alcohol sulphate and/Crfalpha olefin sulphonate of the respective specified formulawith an acid to generate the corresponding acid, thereafterneutralising the acid, and theraaftnr adding further consti-tuents of the bar composition.

(Coitip. Specn. 21 Pages; Drwgs, Nil)

Ind. Cl. ; 15 DC 170711

Int. Cl. : F16 C 17/00

"PLAIN BEARING OF SYNTHETIC MATERIAL".

Applicants : SKF TEXT1LMASCHINEN-K0MPONEN-TFN GMBH, OP LOEWFNTORSTKASSE 68. D-7000STUTTGART 50, WEST GERMANY.

lavcmoJu : U) FRANZ FUO11S(2) HETN? MUELLER.

PART m — S E C 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) 601

Application No. 424yCa1/1988 filed cm May 25, 1988.

Appropriate office for opposition proceedings (Rule 4.Patents Rules. 19721 Patent Office, Calcutta.

3 Claims

Plain bearing of synthetic material / of which the twotelescoped components are axially secured by a shouldershaped to the inner component, whereby the shoulder engagesin a slot formed at the outer component characterized inthat in a tube (1) at both sides of the sliding face (2)cylindrical recesses (3) are provided being Open to the faceends and that at an axle (4) at both sides of a sliding face(5) of axle (4) a moulded pivot (7) disposes of at leabtone lamella each(6) of Which the outer diameter is biggerthan the one of the sliding facfl (2) of the tube l l ) and ex-tends in the recess (3).

(Comp. Specn. 8 Pages; Drgs. 1 Sheet. 1

Ind. Cl. : 69 1 + 14 1 D 170712

Int. Cl.4 : B22 F 3/16

"METHOD OF MAKING A VACUUM INTERRUPTERCONTACT FOR ELECTRICAL APPARATUS".

Applicants : WESTTNGHOUSE ELECTRIC CORPORA-TION, OF WEST1NOHOUSE BUILDING. GATEWAYCENTER, PITTSBURGH, PENNSYLANIA 15222, UNITEDSATES OF AMERICA.

Inventor : VINCENT IOSEPH SANTILLI.

Application No. 499/Cal/1988 filed on lune 20, 1988.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office, Calcutta.

4 Claims

A method of making a vacuum interrupter contact forcontact for electrical apparatus comprising the sttfps of :

(A) providing a mixture comprising :

(a) 50 to 75 weight percent copper,

(b) 15 to 30 weight percent chromium,

(c) 2.5 to 15 weight percent bismuth, and

(dl 0.5 to 7.5 weight percent chromic oxide

(Cr2 O,),

(B) cold pressing the. mixture to form a contact bri-quette.

•

t5O2 THE GAZETTE O F IKDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PAKT I H — S E C . 2

9 Clnims

A method of making a stabilized alumina catalyst for usein the treatment of ga^es containing contaminants compris-ing :

(i) combining the bulk stabilize]- selected from thegroup consisting of one or more of calcium sulfatestrontium sulfate and barium sulfate, in particulateform with activated alumina, the bulk stabilizerbeing combined with the activated alumina in anamount of from 0.5 to 50% by wt of the weightof activated alumina, optionally providing the com-bination of the bulk stabilizer and the activatedalumina as a coating to a carrier substrate such aiherein described;

(in depositing on the combination of the bulk stabilizerand the- activated alumina a catalytic componentsuch as herein described and optionally one ormorv- catalyst modifiers such us herein describedand when it is in the form pf coatinc to a carriersubstrate calcining the resulting coated substratehaving the catalytic component dispersed thereonto provide the stabilized alumina catalyst.

(Compl. Specn. 28 Pages; Drgs. Nil.)

170715

Ind. Cl. : Rfi A * F, 164 A &, C, 198 B &D, 201 B A D

Int. Cl. : B01D 1/00. 3/00 15/00. -47/00 53/00. B02C1 100, B03 C 1/0O, B03 D 1 /00.

"PROOFSS AND PLANT FOP THE RECOVERY OFFUEL OAS FROM WASTF-MATERTAL BY MEANS OFPYROLYSTS".

Applicant* : PKA PYROLYSR KRAFTANLAGFNGMBH ^ D-7O8O AALEN, BUNDPSREPUBLTK DF.UT-SCHT AMD, WEST GERMANY.

Inventor : BERND MICHAEL WOLF.

Application No. 689/Cal/8R filed on August 16, 1988.

Appropriate office for opposition proceedings (Rule 4.Patent" Rules. 1972) Patent Office, Calcutta.

15 Claims

Process ft"- the recovery of fuel i.-as from waste materialof the kind hy menus of pyroiysi*, in w^ich the pre-crushedwnsfi? material ii formed into fluff, granule! or pellets havingJI size of 1 to 50 mm and having a. dry substance- contentof at leasf 75% and finally brought into a drum for thepurpose of dry distillation wherein a pas from low tem-perature distillation is produced and separated fromthe residual materials, such as ash, stone, sand and lUkeinert component"! and where the sas produced from the low-temperature-distillation i* decomposed, in a gas-converter,into a! combustible jzas, which is purified by means of cir-culating wnsh-wafer in a gas-washing plnnt, which is con-nected in c'"ri»\ after it, in which a predetermined portionof (!> ci'cnlnfinr" wash-water is removed nnti replaced byftvsh wat?r so that the1 concent ration of haraiful-substancesviz cy.ipiiVs. phenols and ammonia in thi- circulating wateris within predetermined limits and where the residual sub-stances aflT pyrolysis which are to be amoved, arc passedor are carried over a wafer-bath, wherein the said portionof tl;-- wash water removed from the circulating wash waterout of the pias washing , plant is, hrowht into1 the' waterbath.

(Coropi. Specn, 25 Pa?e»- Drgs. 1 Sheet,)

Ind. Cl. : 35 B+C 170716

Int. Cl1. : C04 B 7/17. 7/34, 7/44

"METHOD OF MAKING CEMENT BY ACCELERAT-ED CALCINATION OF CALCTUM CARBONATE MAT-ERIAL".

Applicants : SOUTHWEST RESEARCH INSTITUTE,OF 6220 CULEBRA ROAD, SAN ANTONIO. TEXAS7S284, UNTTED SATES OF AMERICA.

Inventors : (1) WILLIAM ABRAHAM MALLOW(2) JEROME JOSEPH DZTUK, JR.

Application No. 710/Cal/88 riled on August 23. 1988.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office, Calcutta.

9 Claims

A method of making cement by accelerated calcination ofcalcium carbonate material as herein defined comprising!heating the calcium catbonate material to a temperture andfor a time sufficient to calcine said material to the degreedesired while in the presence of a fused salt catalyst in aratio of 0.1 to 20 parts by weight of ca'talyst for each 100parts by weight of said calcium carbonate material widcatalyst comprising at least one fused salt having the for-mula M2CO3. CaCOj. Ca0(H2O)x, wherein M is a

PART t i l—SEC 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) 603

melted down melt and that the sheet metal container arcpressed downwardly into the molten metal bath by solidmetal material lyiDg thereupon, when the o\ygcn is inject-ed.

Separating in u manner such as herein described aqueouimedium including peptized clay from the dilatani coal parti-cles of the aqueous coal blurry; and

Dewatering the dilatant coal pai tides by draining aque-ous medium from the hydrophilic surfaces of the coal par-ticles.

Fig. 2

(Compl. Specn. 13 Pages; DTBS. 1 Sheet.)

lnd. Cl. : 198 A U 40 P 170718

Int. Cl, A47J 49/06, B01J 1/00

'METHOD AND APPARATUS FOR OBTAINING PINECOAL HARTiCLES".

Applicants & Inventors : EDWARD HARRIS GREEN-WALD, SR. OF 92 NANCY LANE McMURRAY, PAJ5317, U.S.A.

Application No, 866/Cal/88 filed on October 21, 1988.

Appropriate office for opposition proceedings (Rule 4,Patents Rules. 1972) Patent Office, Calcutta.

39 Claims

A method of obtaining fine coal pa \ tides of size as here-inbefore described from an aqueous coal slurry, comprisingthe steps of :

stripping containments including clay from the surface ofcoal particle* in the presence of a peptizing agent such hasherein described in the aqueous coal slurry to produce hyOivphobic coal surface on dilatant coal particles;

(Comp. Specn. 39 Pages; Drgs. 6 Sheet*.)

lnd. Cl. : 144 E 6 39L 170719

Int. Cl. : C09C 1/00

'PROCESS FOR PRODUCING A COATED TITA-NIUM DIOXIDE PIGMENT".

Applicants : KERR-McGEE CHEMICAL CORPORA-TTON, OF KERR-McGEE CENTFR OKLAHOMA CITYOKLAHOMA 73102, U.S.A.

Inventor; I0HN ROBERT BRAND.

Application No. 929/Cal/88 filed on 7th November 1988.

Appropriate office for opposition piocccdiiins (Rule 4Patents Rules, 1972) Patent Office, Calcutta. ~

15 Claims

A process for producing a coated titanium dioxide pignwnthaving deposited thereon a dense", amorphous inner coatingof silica and an outer coating of alunuiu characterised inthat it comprises :

fanning an aqueous suny of a noncoaud totanuun dioxidepigment, said slurry flavins a pH initially adjusted to a. pHof at least 9,8 by adding a water soluble alkaline compoundsuch as ammonia, sodiujn hydroxide, and like alkaline com-pound and heating said slurry to an elevated temperaturesuch, as herein described;

Adding a predetermined amount of a water soluble silicatecompound such as herein described to said healed slurrywhile maintaining said heated slurry at said, elevated tempe-rature to initiate a deposition and cure of a dense amorphousinner coating of silica onto said pigment;

"".Rapidly adjusting the pH of said heated slurry to a pHof fiom 9.2 to 9A by adding a mineral acid such us suuu-ric. hydrochloric or phosphoiic, preferably sulfuric, whilomaintaining said heated slurry at said elevated temperatureto complete the deposition and cure of said inner coating ofsilica;

Further rapidly adjusting the pl-l of said heated slurry toa. value of from 2,8 to 3.2 by adding mineral acid such, assulfuric, hydrochloric or phoiphoiic, preferably sulfuric,and thereafter commending addition of a water soluble alu-minum-containing compound such as herein described toraise the pH of said heated shiny to a value of from 5.5to 6.5 -and to initiate a deposition of nn Outer coating ofalumina on said silica coated pigment;

604 THE GAZETTE OF INDIA. MAY 9, 1992 (VAISAKHA 19, 1914) L̂ ART III—&BC. 2

Continuing the addition of said water soluble aluminum-containing compound to said heated slurry in a predetennin-cd amount to obtain an outer coating ot said alumina of apredetermined weight on said silica coated pigment whilemaintaining the pH of said heated slurry at said vulue offrom 3,5 to 6.5; and

Further adjusting the pH of said heated slurry tu a valueof from 6,5 to 8.5 by adding a water soluble alkaline com-pound such as ammonia, sodium hydroxide and the like andrecovering by a method such as herein described said coat-ed titanium dioxide pigment by a method such us hereindescribed.

Cotnpl. Specn. 14 pages. Digs. Nil.

Ind. Cl. : 98 G 170720

Int. Cl : F28F 1/00

"HEAT EXCHANGER TUBE"

Applicant : GEA LUFTKUIILERGESELLSCHAFT HAP-PEL GMBH k CO., OF KONlGSALlE 45-47, 4630BoqauM, WEST GER*IANY.

Inventors : (1) HEINRIOH 5CHULZE

(2) PAUL PAIKERT

Application No. 949 /CJ /89 filed on 15th November 1988.Appropriate office for opposition proceeding (Rule 4,

Patents Rules, 1972) Patent Office. Calcutta.

10 ClaimsHeat exchanger lube wilh flat lateral ribs spaced tuiifoiruly

with respect to each other In. a longitudinal direction, com-prising longitudinal vortex generators projecting from the ribplane by approximately 90 , which are essentially triangu-larly shaped with unequal sides and extend at an angle withrespect to a fluid flow (RIE) running through the centralaxis (RA) as well as parrallcl to the fluid flow direction(fSR), the longitudinal vortex generators (3, 3') being pro-vided in a distributed arrangement at an angle (A) with res-pect to ihe tube longitudinal piano (RLE), wherein the longi-tudinal vorlex generators comprising purling lines (4) risingin fluid flow direction (FSR) as well in the direction W thetube surface (11), the heat exchnngcr tube having Icadincand trailing edges relative to the fluid flow direction, ut leastsome of said vortex generators lying between said leadingand trailing adges.

Compl. Specn. 14 pages. Drgs. 2 sheets.

Ind, Cl. : 205 H 170721Int. Cl. : B29D 30/00

"RADIAL TIRES CONTAINING POLYAMIDE MONO-FILAMENT"

Applicants : E. I. DV POINT DE NEMOROUS ANDCOMPANY, AT WILMINGTON, DELWARE, UNITEDSTATES OF AMERICA.

Inventor : DIPAK GUPTA.

Application No. 839/Cal/88 filed on llth October 1988.

Appropriate office for opposition proceedings (Rule 4Patents Rules, 1972) Patent Office, Calcutta.

6 ClaimsA pneumatic radial lire comprising at least one pair of bead

ponions and at least one carcase ply wrapped around eaidbead portions, said tire further comprising at least one beltply containing reinforcing cords which lie at an angle erf 10to 30 degrees with respect to tbc circumferential direction oftiavel of the tire, said radial tire being characterized by eachcurcass ply comprising a rubberized layer of load bearingpolyamide monoWaments wherein the polyamldo monwiilamenthas a denier of greater than 10O, and a tenacity of greaterthan 7.0 g./den, said polyamide monofilamenta being the pri-mary loud bearing reinforcement in the carcass of said tiret

Compl. Specn. )9 pages. Drgs. Nil.

Ind. Cl. : 35 E 170722

Int. Cl. : C04 B 35/00

METHOD FOR PRODUCING A METAL MATRIXCOMPOSITE'

Applicants : LANXIDE TECHNOLOGY COMPANY, LPTRALEE INDUSTRIAL PARK NEWARK, DELWARE19711 U.S.A.

Inventors : MICHAEL KEVORK AGHAJANIAN, TERRYDENNIS CLAAR

Application No. 7/Cal/89 liled on 2nd lanuary 1989.

Appropriate office for opposition proceedings (Rule 4,Patents Rules. 1972) Patent Office. Calcutta.

. 22 Claims

A method for producing a metal matrix composite cum-priiing the steps of :

(;i') Providing an aluminum alloy comprising aluminumnnd at least about 1 weight percent magnesium and at leastone material selected from the group consisting of a per-meable mass of ceramic filler material such as herein des-cribed and a preform such as herein described said ut leastone material having at least one surface defined by a barriermeans such an herein described;

(b) In lhe presence of a gas comprising from about 10 to1000 volume percent nitrogen, balance nonoxidizing gas suchas herein described, contacting said aluminum alloy in amolten state with a zone of said at least one material «ucbthat said barrier means is at least partially spaced fromsaid contacting zone, and inflltrationg spontaneously said atleast one material with said molten aluminum allow to saidbarrier means; and

(c) permitting said molten alurhinum alloy to solidify toform a solid metal matrix structure embedding said at leastone material and having said at least one surface establishedby said barrier means,

Compl. Specn. 24 pages. Drgs. 3 Sheet*

Ind. Cl. : 131 A 3 1 7 0 7 2 3Int. Cl . : E 21| B 7/00

"METHOD OF WELL CONSTRUCTION '

Applicants : TATAR5KY GOSUDARSTVENNY NAU-CHN&JSSLEDOVATELSKY I PROEKTOY INSTTTUTNEFTYANOI PROMYSHLENNOSTI, OF BUGULMAULITSA M. DZHALTLYA, 32, U.S.S.R. U L M A l

Inventors : (1) GABDRASHIT SULTANOV1CH ABDRAKHMANOV, (2) ALBERT GAB1DULLOV/CH ZAlNuf'-UN. (3) FLLIPP GRIGORIEV1CH ARZAMASTSEV, (.4)

t»ART HI—SEC 2J THE GAZETTE OF INDIA, MAY 9, 1992 (VA1SAKHA 19, l9l4) 60S

RASH1T AKHMIDULLOVICH UTESHEV, (5) RUSTAMKHAMITOViCH IBATTULLIN. (6) IZIL GALIMZYANO-V1CH JUSUPOV, (7) ANATOLY VASJLIEV1CH PEROV.(8) MIDKHAT RAKHMATULLOVTCH MAVLJUTOV,(9) RASHIT KHAIBULLOVICH SANNIKOV, (10) VILFA1ZULLOV1CH GAUAKBAROV AND (11) ILYAS ANI-SOVICH URAZGILDIN.

Application No. 38/Cal/89 filed on January 13, 1989.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office. Calcutta.

(3 Claims)

A method of well construction, including the steps of drill-ing the rock and consolidating it with a conductor casing, asurface casing string and a flow string, and isolating the trouble-some zones \vith profile pipes reamed in the processi of theirsetting by building up a pressure drop across these pipes andsubsequently expanding them, the drilling after the casing-in ofthe well with the conductor casing and the surface casingstring beinK performed with .a bit of one and the same dia-meter, the troublesome zones being roamed to a diameterequalling the outer diameter of the expanded profile pipeswhich are successively set in all the troublesome zones expos-ed by the drilling.

Compl. Spccn. 12 pages. Digs. 2. sheets.

lnd. a . : 151 EG, 195 AiDG 170724

Int. Cl. : F 1 6 K 5/00

"WATER LOSS PREVENTIVE APPARATUS FOR PUB-LIC HYDRANT'

Applicants & Inventors : PRAMATHA LAL DAS, 53/3CENTRAL ROAD, CALCUTTA - 700 032 WEST BENGAL,INDIA.

Application No. 62/Cal/89 filed on aJnuary 20, 1989.

Appropriate office for opposition jjrocccUings (Rule 4,Patents Rules, 1972) Patent Office. Calcutta.

4 Claims

A water loss preventive apparatus for public hydrant com-prising a main body, a. spring actuated valvo unit 6 placedinside the main body, an inlet for water and an outlet forwater, a rubber sealing ring y fitted to the valve plate 8 to-wards the delivery and adapted for sitting on the sloppingportion of the reducing socket 1 near the delivery end 5, aradial guide rod 12 welded to the valve stem 7 flush with theouter lace of delivery end 5, a compression spring 10 with,wt&hers 13 welded on at both ends, surrounding the valvestem 7 between the valve plate 8 and the guide plate 11near the inlet end, forcing the valve plato 8 with rubber ring9 to sit tightly oa its seat near the outlet end 5 for correctalignment with the end of the valve stem 7 projecting beyondtho inlet end 4, wherein the valve unit 6 (7, 8, 9 and 12)operatable in a horizontal position for the length of the molethreading of the iap, forcing tho radial guide rod 12 withvalve stem 7, valve plate 8 with rubber sealing ring 9 mov-ing towards the inlet end 4, forming a gap between the rub-ber ring 9 and it» seat allowing water for passing to the deli-very tap through, the apparatus when fitted to the publichydrant carrying water and on removal of the delivery tap,the resilcnt force of the spring 10 with, locating washers 13welded on at two ends, closes the valvo immediately, instantlyand automatically to stop water discharge.

Fig B

Compl. fl(;n. 8 pages. Drgs 1 »heet.

lnd. Cl. : 4A6 17*725

Int. Cl. : B 64 C, 11/16

BLADE FOR SHROUDED PROPELLER ANDSHROUDED PROPELLER PROVIDED WITH SUCHBLADES"

Applicants : AEROSPATIALE S0C1ETE NATIONALSNAT1ONALE INDUSTR1EI.LE, OF 37 bid DE MONT*MORENCY, 75016 PARIS, FRANCE.

Inventor: VUlLET AIAIN ERIC

Application No. 126/Cal/89 filed on February 13, 1989.

Appropriate office for opposition proceeding! (Rule 4,Patents Rules, 1972) Patent Office. Calcutta.

14 Claims

A blade for shrouded propeller comprising a tunnel and arotor with multiple blades coaxial to said tunnel, said rotorcomprisinjj a rotatiing hub of which the radius is of the orderof 40% that of said tunnel and on which said blades aremounttd via blade shanks, wherein :

—in plan, the acrodynamically active part of said blade pre-sents, beyond the blade shank, a rectangular shape with tlio

606 THE GAZETTE OP INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART ill—SEC. 2-

reiult that the successive profiles constituting said aerodynami-cally active part all have the same chord 1 and that the endsection of said aerodynamically active part is traight; and,—along the span, of the blade counted from the axis of thetunnel, between a first section of which the relative span iscloac to 45% and the end section of said blade :

the maximum relative camber of the successive profiles con-stituting said aerodynamically active part of the blade ispositive and increase from a value close to 0 to a valueclose to 0.04;

the twist of said aerodynamically active part of the bladedecreases from a first value close to 12 al said first sectionto a second value close to 4 at a second section of whichthe relative span is close to 0.86, then increases from thissecond section to a third value close to 4.5 at said end sectionof blade;

and the maximum relative thickness of said successive pro*files decreases from a value close to 13.5% ot a value closeto 9.5%. ,

Fig. 2

Compl. Specn 38 pase». Drgs. 6 6heet

Ind. Q . : 69-0 170726

Int. Cl. : H 01 H 65/00

"A METHOD OF MAKING A HIGH DENSITY ELEC-TRICAL CONTACT AND A CONTACT THEREBY PRO-DUCED"

Applicant* : WESTINGHOUSE ELECTRIC CORPORA-AION OF WESTINGHOUSE BUILDING GATEWAY CEN-TER, PITTSBURGH, PENNSYLVANIA 15222, UNITEDSTATES OF AMERICA.

Inventors (1) NORMAN STANLEY HOYER, (2) NAT-RAJ CHANDRASEKAR IYER AND (3) ALAN THOMASMALE.

Application No. 2OO/Cal/89 filed on March, 10, 1989.

Appropriate office for opposition proceeded (Rule 4,Patonis Rule*. 1972) Paterit Office. Calcutta.

11 ClaimsA method of making high density electrical contact charac-

terized by :(A) mixing ;

(a) powders from class 1 metals selected from the groupconsisting of Ag, Cu, and mixtures thereof, with

(b) powers from class 2 materials selected rrom tne groupconsisting of Cdo, W, We Co, Cr, Ni C, and mixtures thereof,where the powder particles have particles sizes of up to appro-ximately 10 microns diameter, the class 1 powders consistingfrom 10 wt% to 95 wt% of the powder mixture;

(B) heating the powedrs in a reduction atmosphere at atemperature effective to provide an oxide clean surface onthe powders, except CdO, and more homogeneous distributionof class 1 metals,

fC) granulating the powder from step (B) to again providepowder having particle sizes of upto approximately 100 mic-rons diameter;

(D) uniaxiaily pressing the powders without heating, to pro-vide a compact that is from 65% to 95% dense, and then

(,E) lacing at least one compact in a pressure-transmitting,pressure-deformable container and surrounding each compactwith, fine particles of a separating material, which aids sub-sequent separation of the compact :ind the container, and then

(F) evacuating air from the container, and then

(G) ceaiing the compacts inside the container, and then

PA*T m — S E C 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19,, 1914) 607

(H) hot istwtatically prcssinc the compacts through thepressure transmitting container at a pressure of from 352Kg/cm2 and 2215 Kg/cm2 and at a temperature of from0.50C to 100°C below the melting point or decompositionpoint of the lower melting powder constituent, to providesimultaneous hot-pressing and densiflcation of the compacts,and then

(I)cooling and releasing the pressure on the compacts, sothat the compacts cool under pressure, to provide a compactat least 98% dense, and then

(J) separating the compacts from the container, where, inthe process, there is no heating of the compacts before step(H).

Compl. Specn. 13 pages. Drgs. 1 sheet.

Ind. Cl. : 181 170727

rnt. Cl. : F16 J 15y00

"SEAL FOR ROTATING CYLINDERS SUCH AS KILNSAND THE LTKE"

Applicants : BOjLlDEN ALLTS, INC., OF BOX 14888,MILWAUKEE, WISCONSIN 532150888. UNITED STATESOF AMERICA.

Inventors : JOHN THOMAS WILLIAMS,

Appjication No. 257/Cal/89 filed on April 4, 1989.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office. Calcutta.

12 Claims

A scul for rotating cylinder arrangements such as kilns,which arrangements include a stationary member and a rotat-ing cylinder telescopically arranged in said stationary member;said cyclindcr coacting with said stationary member to definean annular opening therebetween; the seal circumscribingand closing said annular opening, said seal comprisinR :

a series of leaf members having an arrangement for attach-ment to one of two elements, tho two elements beinji; saidstationary member and said rotating cylinder; the series of leafmembers extending from one towards the other of ihc tyoelements and being self-biased into engagement with the outersurface of the other of the two elements, said leaf membersbeing circumferentially spaced and partially overlapping toform a continuous surface to completely cover the annularopening between said routine cylinder and **Id stationarymember, and 9 series of flexible blanket members having an

arrangement for attachment to the same one of two ele-ments as the series of leaf member is attached; tho series offlexible blanket members extending towards the other of thetwo elements! and being positioned adajacent said said leafmembers said blanket members being circumfcrentially spacedto cover the overlapping edges oil adjacnt leaf members to

improve the saling effect between the interior of said rottaingcylinder and atmosphere.

Compl. Specn, 14 page*. Drp , 2 «he©te.

60S THE GAZETTE OF INDIA, MAY 9, 1992 (VA1SAKHA 19, 1914) [PART III—SEC. 2

fml. Q. : 154 D . 170728

Int. Cl. C09D 11/02

"SECURITY DOCUMENT PRINTING INK".

Applicants : SICPA HOLDING SA, OF BURGSTRASSE17, CH-8750 OLARUS, SWITZERLAND.

Inventors : (1) ALBERT AMON, (2) ANTON BELEI-KOLM, (3) PIERRE DEGOTT, (4) OLIVIER ROZUMEK,(5) HAJM BRBTLER.

Applicaton No. 295/Cal/89 filed on April 17. 1989.

Appropriate office for opposition proceeding (Rule 4,Patents Rules, 1972) Patent Office, Calcutta.

17 Claims

A printing ink; for the printing of document! by the methodof engraved steel die printing, said ink comprising prfneforming Ink solids which contain oteoreslnous components,and at least one volatile organic solvent to be evaporatedduring or after printing, wherein said ink solids contain afilm forming macromolecular hydrophllic surface activecomposition in fulli or partial replacement of said oleoresinouscomponents, and wherein the amount of said volatile orga-nic solvents is less than about 15% by weight of the totalweight of the printing ink.

Compl. Specn. 28 pages. , Drgs. Nil

rrid. a . : 195 C 170729

int, Cl. : F 16 Kl/00

"VALVE APPARATUS"

Applicants : YAMATAKE-HONEYWELL CO. LTD., OF12-19, Shibuya 2-CHOME, Shibuya-Ku, TOKYO, Japan,

Inventors : (1) RYOJT OKUTSU AND (2) SUSMU SA-KATA.

Application No. 315/Cal/89 filed on April 24, 1989.

Appropriate office for opposition proceeding* (Rule 4,Patents Rule*, .1972) Patent Office, Calcutta.

3 Claims

A valve apparatus comprising :

a seat ring having a plurality of orifices arranged at predctermined intervals in an axial direction of seat ring; and

a plug assembly arranged to be reciprocal along an axis ofsaid seat ring and having a plurality of plugs for opening/closing fluid flow holes of said orifices.

Wherein a seat portion is formed between an upstream endplug of said plugs of said plug assembly and an upstream endorifice of mid onflow of said seat ring a circumferentialfitting portion adjacent to said seat - portion is

formed, and circumferential fitting portions serving as con-stricting portion together with said circumferential flttinfi por-tion in a small opening state are formed between said valvesand said orifices on a downstream side,

Compl. Specn. 11 pages. Drgs. 2 sheets.

ind. Cl. : 141 A 170730

Int. Cl, : C22 B 1/245

"A PROCESS FOR MANUFACTURE OF COKE BRI-QUETTES WITH BLUE DUST, LIME DUST AND L. D.DUST FOR USE IN BLAST FURNACE"

Applicants : DROLIA FUELS PVT. LTD., AT 26 BUR-TOLLA STREET, CALCUTTA-700 007 (WEST BENGAL).

Inventors : (1) AWADH KUMAR DROLTiA(2) DR. S. DHARANT PALAN.

Application No. 201/Cal/89 filed on March 10, 1989.Appropriate office for opjwsJtiori procaedintts) (Rule 4.

Patent! Rules, 1972) Patent Office, Calcutta,

PART H I - T S E C 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) 609

6 Claims

. A process for manufacture of coke briquettes; containingBiae dust, lime dust and UD dust mixed with coke breeze foruse in Blast furnace the process comprises mixing the ingre-dient in desired proportions with coke breezo which mixtureia turn is mixed with a modten binder under action of steam,the hot mass produced after mixing is subjected to coolingand forming of briquettes of desired size, the briquettesformed are hardened by a daring step in a furnace.

(Compl. Specn. 9 pages. Drgs. 1 sheet)

Jnd. Cl. : 88 E 170731

Int. Cl.' : C01C 1/02.

A HORIZONTAL AMMONIA CONVERTER.

Applicant : THE M. W. KELLOGG COMPANY, A COR-PORATION OF THE STATE OF DELAWARE, U.S.A., OFTHREE. GREENWAY PLAZA, HOUSTON, TEXAS 77046,UNITED STATES OF-AMERICA.

Inventor : STEPHEN ALLEN NOE.

Application for Patent No. 403 DEL 87 filed on 08 May1987.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, New Delhi-110 005.

4 Claims

A horizontal ammonia converter having a first end a ad asecond end which comprises :

(a) a cylindrical isressure shell (1) having a first end outerhead (2) contiguous with, said first end and a second endouter head (3) contiguous with said second end;

(b) a cylindrical inner shell (4) disposed within substan-tially the entire length of the said pressure shell (1) andforming a shell annulus (5) therewith, the inner shell (4)having first (6) and second (7) end closures contiguouswith the said cylindrical inner shell (4), the first end outerhead (2) forming a first gas plgnum (8) with the saidfirst end closure (6) and the second end outer head(3) forming a second gas plenum (9) with the second endclosure (7);

(c) gas inlet means (10) disposed in the second end outerhead (3) in serial '.fluid communication with the second aasplenum (9), the shell annulus (5) and the first gas plenum(8),; for the entry of the synthesis gases;

(d) gas outlet means (31) through which the productammcaia gas is collected;

(e) first (11), second (12) and third (13) slab-flow catalystbeds defined by transverse bulkheads. (15) disposed within thesaid inner shell (4) and opposed side portions of said innershell (4) the first catalyst bed (11) being proximate thefirst end of the converter and the second catalyst bed (12)being located between the first (11) and third (13) catalystbeds, each said catalyst beds having a top inlet portion (16)and a, bottom outlet portion (17), the synthesis gasespassing; through these catalyst beds to snythesise into theproduct ammonia gas;

), W r ^ i C A OF m o WEST FRIENDLY• \ . - , I > I . v ' - ' ' V ' N V " . j f C A R O L I N A 2 7 4 2 0 ,

, . i • ,i u L i u i AMI KlCA

< n\ vwv

610 THE GAZETTE OF INDIA, MAY 9, 1992 (VAiSAKHA 19, 1914) [f ART III—SEC. 2

Application for Patent No. 430 DEL 87 filed on 18 May1987.

Appropriate Office for opposition proceedings (Rule 4.Patents Rules 1972) Patent Office Branch, Mew Delh-110 005.

7 ClaimsA i,old v.iMithm yurment (10, 11) comprising : an interior

'.ynuV.i'c lining fabric (16); a synthetic outer fabric (15); aluycr of preponderantly open cell foam (17, 117, 217, 317,-117) between the interior lining fabric and the outer fabric;;iivJ the lining, foam, layer, and outer fabric connected togetherhy connecting means (30) to form a garment; and charac-terised in thnt said foam comprises a first face,and a second, convoluted, face, said convoluted faceincluding peaks and valleys, said iiist face urgingagainst said outer fabric, and said convoluted facedisposed in abutting relationship with the interiorlining fabric thereby urging against said interior fabric, and(he

PART III—SEC 21 THE OAZETTE OF INDIA, MAY 9, i992 (VA1SAKHA 19S 1914) 6,11

Ind. C1. : 1S8 XXXIU (

612 THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART III—SEC. 2

. Ind. Cl. : 76 E. 170739

Int. Cl.' : B20D 7/01 & B32B 27/32.

SCALABLE LAMINATE CAPABLF OF BEING US1DIN THF PACKING INDUSTRY.

Applicant : HXXON CHEMrCAL PATENTS, INC. acorporation organised anil existing under the laws of theState of Delaware, United States of America, of 1900 EastLinden Avenue. Linden. New Jersey 070.16, United Stalesof America.

Inventors : BERNARD LOUIS LUC BOSSAERT.STEFAN BERTH, OHLSSON & WfLLTAM FRANS MARIAJOSEF WJLLEMS.

Application for Patent No. 462 DET. 87 filed on 01 JUN1987.

Convention date 30 MAY 1986/8613162/U. K.Appropriate office for opposition proceedings (Rule 4,

Patents Rules, 1972) Patent Office Branch, New Delhi-110005

15 Claims

A sealable laminate which, can be sealed by the applicationof heat and capable of being used in the packaging industrysaid scalable film comprising at least one seal layer as hereindescribed on onei or both sides of a strenth importing poly-olefin base layer, said base l;iyer having on at least onesurface thereof 1 to 20 weight % based on the weight of thebaBe layer, of a film layer comprising a mixture of (a) 70 to95 weight per cent of a linear low denisty polyethylene or apolymer of at least one olefinicaily unsaturnted monomerprovided at least one of the monomers has a functional groupsuch as herein described and (b) 5 to 30 weight per cent ofa resin of molecular weight lower than that of the linear lowdenisty polyethylene or of the polymer.

(Complete specification 15 Pases Drawing sheet 1).

Ind. O. : 201 D 170740

Int. Cl.' : C08J 5/22.

BIPOLAR MEMBRANES.

Applicant : ALLIED CORPORATION of Columbia Roadand Park Avenue Morris Township, Morris County, NewJersy, United States of America, a corporation organisedand existing under the laws of the State, of New YorkU. S. A.

Inventors : FREDERICK PAUL CHLANDA & MINGJYE LAN.

Application for Patent No. 473 DEL 87 filed on 02 .TUN1987.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, NewDelhM10005!

8 Claims

A bipolar membrane comprising :

(a) a first layer comprising the reaction product of apolymer containing between 1.2 meq/g and 3.9 meq/gbenzyl halide and amine, the reaction product comprisingquaternary amine groups derived from halomethyl groupiof the polymer in the first layer;

(b) a second layer comprising the reaction product of apolymer containing between 2.0 meq/g and 3.9 meq/gbenzyl halide and amine, the reaction product comprisingqualcrnury amine groups and non-quaternary amine groupsderived from halomethyl groups of the polymer In thesecond layer, and cross-linked cation exchange materialhaving an ion exchange capacity of between 3 meq/g and5 ineq/g, the cation exchange material having a chargeopposite the charge of the quaternary amine groups; and

(c) a third layer made of a resin having a cation exchangecapacity of between 1.0 meq/g and 1.6 mcq/fi.

(Complete specification 27 page* Drawing Sheet 1).

Ind. Cl. : 53 A E 170741

Int. Cl.' : B62K 11/00, 19/40 & B62J 11/00.

A SELF SUPPORTING FRAMLESS MONOCOQUEBODY FOR A MOTOR SCOOTER.

Applicant : P1AGGIO & C. S. p. A., a corporation orga-nised under the law of the Julian Republic of Via A Cecchi,fi-Genova, Italy,

Inventors : GTACOMO MONTANO.

Application for Patent No, 658/DEL/86 filed on 22 JUL1986.

Appropriate office for opposition proceeding (Rule 4,Patents Rules, 1972) Patent Office Branch, NewDelhi-110005.

8 Claims

A motor scooter compiisins ;i self-supporting framelessmonocoque body (10), said body having a rearbody portion defined by a pair of opposite sidewalls (10 A, B) bridged by a rear wall, uppeiedges of said side and rear wall collective defining anupper terminal edge of said rear body portion, said upperterminal edge defining an opening (19) of a predeterminedperipheral configuration and area, said opening (19) pro-viding access to a receptacle, accessible from above, afirst transverse wall (21) partitioning said receptacle intoa fuel tank reservoir (28) and an adjacent crash helmetreceptacle (19); a fuel tank in said fuel tank reservoir (28),a second transverse wall gprtion (29) defining the bottomof said crash helmet receptacl*, u crash, helmet in jajd crashhelmet receptacle and having a portion projecting throughsaid open beyond said upper terminal edge, a Saddle closingsaid opening and overlyinfi said crash helmet in a first closed

PART 111—5EC 2] THE GAZETTE OF INDLA, MAY 9, 1992 (VAISAKHA 19, 1914) 615

position of said saddle, said saddle (17) being adopted 10move to a second opening position at which said crashhelmet can be accessed from above.

(Complete Specification 8 IVî es Drawing Sheets 3).

I'KI. ( I. : 128 O X1X(2) I7U7-I2

Int. Cl. : AM II 1/100, 1 /30

A DEVICE FOR INSPECTING THE ANUS.

Applicants : V1VEK MULL, on Indian National ofChandra Agro Pvt Ltd, M:ill Building Ashok Marg, Luck-now, Uttur Pradesh and SHREE KR1SHANAKESHAVLABORTORIES LTD. an Indian Coinpimy of AmTaiwadiRaid, Ahtnedabad-380008, GUJARAT, INDIA

Inventors ; VIVEK MULL and SHREE KRISHNA-KESHAVV LABORATORIES LTD,

Application for Patent No. 174/DEL/B7 filled on 26 FEB1S87.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, New Delhi-110005.

7 Claims

A device for inspectinR the anus comprising an elongatehousing (1) having a mouth (1C) at the proximal end, theopposite or distal end of said housing being an open end, aplunger (IB) removably disposed from the mouth end intosaid elonnate housing, the terminal end of said pluger (2")intending beyond the distal end (2A.) of said elongate hous-ing, the terminal end being of u smooth conical shape (2B)and such that when the elongate housing with the- plungerdisposed therein is introduced into the anus only there afterthe plunger is removed therefrom so as to allow an inspec-tion of the inside of the anus-, an angularly disposed handleis provided with 'said elongate housing

(Complete Specification 7 Panes Drawing Sheets 1)

I ml. Cl. : 32 K3(d). 170743

Int. Cl.1 ; C07C 5/iii.

PROCESS FOR THE PREPARATION OF CARBONVICOMPOUNDS.

Applicant : SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B. V., a Netherlands company, of Cartlvan Bylandtlaan 30, 2596 MR The Hague, The Netherlands.

Inventing : EIT DKI-'NT.

Application for Patent No. ItWi DHL 87 liled on 4 Msir1087.

Appropriate ollicc for opposilion pioceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, New Delhi-1 10005.

4 Claims

A process for the preparation of a earbonvl compoundwhich comprises oxidizing an olefinicallv unsatuialcd com-pound of the kind described hervln in the presence of oxyficnand water and a catalyst vomprisinR (n) a noble metal ofGioup 8 of the Periodic Table of the Elements or a com-pound thereof, (b) a redox system which ii •[ salt of metalshowing at least two valence slates and (c) a quinone.characterised in that said oxidation is carried o'jt in the pre-sence of a solvent containinc a carhumoyl nroin>

C-0I

N..in which the nitrogen atom is bound to three carbon atoms

and ill which the carbon atom i; bound to another carbon;itoin.

(Complete Siwcitication 12 pokes').

614 THE GAZETTE OF INDIA, MAY 9, 1992 ^VAISAKHA 19, 1914) [PART III—SEC. 1

Ind. Cl : 40 CF 1707-44

Int. Cl.' : G06M 1/00.

APPARATUS FOR FRACTIONATING A CELL

SUSPENSION.

Applicant : TORAY INDUSTRIES, INC., a corporation

organised and existing under the laws oC Japan of 2-1, Nibon-

bashi Muromnchi 2-chome, Chuo-kii, Tokyo, J_npan,

Inventors : IVfASATO H A R A G U n i T , YU1CHI MORI.

ICHIRO 1TAGAKI AND MASAO HIROSE.

Application for Patent No, 224 DHL K7 filed on 17 Mar

1987.

Appropriate office for opposilion proceedings (Rule 4.

Patents Rules, 1972) Patent Office- Branch. New Delhi-110005.

16 Claims

An apparatus for fractionating a cell suspension which

comprises :

(a) a casing (2) having a liquid-treating chamber (3")

and a separated component chamber therein (14) ;

(b) a separating membrane (32) having a separatingwall surface which is provided between snid liquid-treatingchamber (3) and said separated component chamber (14)to separate a predetermined component from ^aid cell sus-pension received in said liquid-lrcalinq chamber (3) and tomove said predetermined component into said separated com-m.jient chamber < 14);

(c) a lolary body (51) provided in said liquid-tremin«chamber (3) having a shearing wnll sutface confronting saidseparating wall surface of said separating membrane (32).

(d) drive m a n s (52, 53) connected to rotate and diive^aid rotary body, (51") and

(e) means (18) comprising a separated component liquiddischarcc path (19) connected Hv said separated componentchamber (14) to deliver said separated component liquid;characterised in that :

(f) said casing (2) is closed to the space outiidi? of saidcasing (2 ) ;

(g) means (44) in said casing (2) providing a liquid in-troduction path (42) connected to said liquid-treatinfi cham-ber (3) to introduce continuously said cell suspension intosnid liquid-trenting chamber (3 ) ;

(h) means comprising a (routed liquid dischni.ee path17) connected to said liquid-treating chamber (3) to delivercontinuously a treated liquid i'rom said liquid treating cham-ber ( 3 ) : tind

(i) snid shearing wall surface of said rotary body (51) is

a conical surface convex h> said separating wall surface of

said separating membrane (32) and the angle between said

shearing wall surface of said latory hncly (51) and said

separating wall surliice of said scpariilinp, memhiMnf H 2 ) is

in the range of from 0.5° to 3".

((. omplcie specillcation 2') pages drawing sheets 5 ) .

CLASS: '0 B

i'ARi 111—SEC 2\ 1KB GAZETTE OF INDIA, MAY 9, 1992 (VA1SAKHA 19, 1914J 615

•\wUiin ine period of time so as lo quantify the quality orliuidization of the calalyst; control means (noi snown) tocontiol tho ratio oi the reucttml to lower tho standard devia-lion below a preselected numerical value, said control meansinterposed between, said computing means and said reactantsupply lines.

(Complete Spcen, IS Drawing Sheets 2)

CLASS: J2C. 17074b

lnl. L"l.' . C07k 15/00.

A PKUChSS FOR THb PREPARATION OF AN IM-MOBILISING AGENT SUPPORTED ON A MATRIXFOR IMMOBLlSING C0NCANAVAL1N A WHICHINERAt f WITH T.liCllNS.

Applicant : INDIAN INSTITUTE OF TECHNOLOGY,DL1..H1, 11AUZ KHAS, NhW DFLHI-110 016, AN INDIAN1NSTITUI I-,

Invenlui.s: MUN1MIWAR NAIl l GUPTA &. ALKAKAMRA.

Application for Patent No. 230 DLL 1987 filed on 19MAR 1!J87.

Complete Specification left on 20 JUN l'J8H.

Appiopruite office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office- Branch, New Dclhi-110 005.

7 Claims

A piOwCii tor the piepuraiion ol an immoblisiiig agentSLippuaea ou a inaui.v ioi immunising conleanavalin u wniehinteract wiin leciins which process comprises ni crosshnkrngtonciuiaviilin A vvitn giutaratdehyde by incubating in a buUeimedium al a pH oi V to 7.5, innibiling said crosslinlung re-action at a predetermined nine, by using a. ptolejn or miammo at id mercuiler, concentrating said crosslinkcd leuctionproduct b> known methods, subjecting said crosslinked pro-duct to the step of dialysis in the above buller medium at apH of abuuL / to 7.5 mid, thereafter, ecntrifuging the dia-lyzcd material to ubLmn a clear solution followed by adsorb-ing said solution on a matrix of a cellulose derivative materialin the presence of a butler medium at a pH of 7 to 7.5,washing the said matrix having said solution adsorbed there-on with the buffer solution at a pH of 7 to 7.5 followed byanother washing of the said matrix with the buffer solutionhaving sodium chloride at a pFI of about 6.5, continuing thewashing to remove excess protein from the said matrix.recovering u slid washed matrix having adsorbed thereon un-removable protein as immoblising agent,(Provisional Specification 6 Pages').

(Compleic Specicatifion 15 pages Drawing Sheets 2)

CLASS: 32B l x l l l 170747

Int. CI.1: C 07 C 7/10,

A PROCESS FOR THE PREPARATION OF A IEEDSTOCK OF KEROSENE RANGE PETROLEUM FRAC-TIONS HAVING BO1LTNG RANGE BETWFFN 130-275C ^ I T l l REDUCED AROMAT1CS.

Applicant : COUNCIL OF SCIENTIFIC & INDUSTRIALRESEARCH RAF1 MARO, NKW DELHM 10001, INDIAAN INDIAN REGISTERED BODY INCORPORATEDUNDER THE REGISTRATION OF SOCIETIES ACT(ACT XXf OF 1860).

Invenlor,; MOHAN KKISHAN KHANNA. BACHANSINGH RAW AT, RA.IAMANI KRISHNA. MADHUKARONKARNATH GARG, SAWARAN .TIT CHOPRA SHRI-KANT KRlSIINAIf JOSHI. PRASHANT CHANDRAGHOSHAL, RAVINDRA BHAGWAT & RAJEEVMEHROTRA.

Application for Patent No. 251 DEL 87 filed on 23 MAR1987.

Appropriate ollke for opposition proceedings (.Rule 4,Patents Rules, 1972) Patent Office Brajich, New Delhi-110 005.

12 Claims

A process for tlic preparation of a feed stock of kerosenerange petroleum fractions having boiling range- between 130-275"C with reduced aromatics which comprises contacting thefeedstock having mixture of aromatics and non-aromatics andboiling range between 13O-275°C with a solvent selected fromsulpholane, glycol like di, tri or tetra ethylene glycol or mix-tures theieof in a contacting zone counter-currently, feedinj;the resultant bottom solvent phase rich in aromatics after ex-traction inlo a recoveiy column alongwith stripper water,removing the aromatics and water from the top of the le-covery column, the recovered solvent from the- bottom isrecycled back into the contact zone, the solvent free aro-matics and water is passed onto a wash column for washingIhe aromaiics taken from the contacting zone, the wash watercontaining the recovered solvent is recycled back to the re-covery column as the stripper water and aromatics removedfrom tho top as final raffinate.

(Complete Specn. 12 pages. Drawing sheet 1)

CLASS: 127 1 & 160 A. 170748

Int. CI.': F16H 7/00.

BELT TRANSMISSION UNIT FOR TWO-WHEELEDVEHICLES.

Applicant: PIAGGIO & C.S.pA., A COMPANY OR-OANISED UNDER 1 AW OF THK ITALIAN REPUBLICOl7 VIA A. CECCHI, 6, GhNOVA, ITALY,

Juvenlur: A I. DO DIANDA.

Application for Patent No. 322 DHL 87 filed on 14 A\PR1987.

Appropriate ollite for opposition proceedings (Rule 4,Pntenfs Rules, 19721 Patent Office Branch, New Delhi-1 10 fH)5.

16 Claims

ut.t liLinjini.ision unit tor two-wheeled vehicles, providedwiih an engine stail-up «>stem, comprising a driving pulley(11; and a driven pulley (]'l) connected to each other bymeans of a transmission bell (13), each of said pulleys (U,J2) hcing coniposcd of two half-pullejs (,11a, llfj, 12a, 12b)axmlly movable relatively to each other, actuation means(25, 3"V 34, 2h) for engine start-up characterised by a trans-mission belt tightening element (35, 36, 37, 39) for rcmoviDKslack from said transmission belt (13), said actuation means(25, i j , 34, 26) being kinematically connected for revolutionwith one ( 12a) of said two half-pulleys (12a, 12b) of saiddriven pulley (12), and being connected with said belt tighten-ing element (35, 36, 37, 39) whereby in its position ofengine start-up, said actuation means (25, 26) actuate saidbelt tiphlcning clement (35, 37) to tighten said transmissionbell (13). said actuation means (25, 26) having at least onerotalablc lock element (46) radially slidablc by centrifugalforce, relative to one (12a) of said two half-pulleys (12a.! 2b) ol sud driven pulley (12), said lock element (46) res-iraining said diivenhalf-pulleys (12, 12b) against axial move-ment rt-'huivc to one another in Ihe absence of centrifugalloivi. and said rolatable lock element (46) moves radially inresponse lo increasing values of centrifugal force to permitwfial movement of said driven half-pulleys (12a, 12b) rela-live lo ein.li olher. said belt tightening element (35, 36,371i omprisinw a lever (35) carrying a pressure I oiler (37), in idlever (}f^) being movable between n position of contact ofsaid pressure, roller (37) with said transm.-sion belt (13) anda spired '.ipmt rrnition. elasliu means (39) acting on saidlever (^5) ol said lightening element for holding said pres-sure roller C37) in snld contact position, said actuation means

016 I HE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART III—SEC. 1

(15) interfering with t,aid lever {.iS) to keep the lever (35)in said spaced apart position in non-start-up position, and torelease said lever (35) in the start-up position, said lockelement (4(>) being mounted in a tubular elcmont (50) axiallvintegral with one (12a) of the two half-pulleys (12a, 12b) ofthe driven pulley (12), a shaft (43) integral with the otherhalf-pulley (12b) of the driven pulley (12) being coaxlallywithin said tubular element (50) and said lock clement (46)engaging said shaft (43) in said position of restraint.

(Complete Spccn. 15 pages Drawing sheets 3)

CLASS: 1.29 G XXXV. 170749

im. CI.1 : B 23 K 20/04.

HOT COIL BINDING MACHINE FOR STEEL WIRE.

Applicant: STEEL AUTHORITY OF INDIA LTD RE-SFARCH AND DEVELOPMENT CENTRE FOR IRONAND STVhL, HAVING JTS REGISTERED OFFICE ATI.SPAT nHAWAN, LODI ROAD, NEW" DELHM10 003A GOVT, OF INDIA ENTERPRISE.

Inventors: UDA.Y SHANKAR PRASAD AND ARYAKUMAR SENGUPTA.

Application for Patent No. 399 DEL 87 filed on R MAYiyn7.

Complete Specification left on 27 JUL 198H.

Apprupiialc office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, New Dclhi-110 005.

Claims 10

A hot coil binding machine for steel wire comprising adrive DVbtcm, (O a rail track assembly (2), a trolley (3)assembly including two bogies, a wire-carrying plate assemblyand a binding chuck assembly (15") wherein said drive systemeanying t'viy motors being positioned vit both ends of saidrail track assembly nlonfi which two bodies of said trolls;assembly run to and fro by means of said drive system, saidwire-caiiyhiK plate assembly comprising a pair of wire-curry-ing plate-s being placed an either end of the liollcy. said

winding chuck assembly being 8iiapendeU from a supportingstructure capable of being lifted by a cross-beam lifting deviceconsisting of two pneumatic cylinders (4, 4') and used forbinding hot coil from said wire-carrying plate (5, 5') whenlifted by a pair of pneumatic cylinder.

(Complete Specification 12 pages)(Provisional Specn. 7 pag^s. Drawing sheets 2)

CLASS; 88 E. 170750

Inl. CJL.' ; C01C 1/02.

VERTICAL AMMONIA CONVERTER.

Applicant: THE M.W. KELLOGG COMPANY, A COR-PORATION OF THE STATE OF DELAWARE, U.S.A. OFTHREE GREENWAY PLAZA, HOUSTON, TEXAS77046, UNITED STATES OF AMERICA.

Inventor: STEPHEN ALLEN NOE.

Application for Patent No. 402 DEL 87 filed on 08 MAY1987.

Appropriate office for opposition proceedings (Rule 4,Patents Rules, 1972) Patent Office Branch, New Delhl-110 005.

Claims 2

A vciuciil ammonia converter comprising :

In) a ijisL cylindrical pressure shell (1) having first top 1,2)mid bottom (3) heads contiguous therewith;

(b) a second cylindrical pressure shell (4) having a dia-meter less than the diameter of the first cylindrical pressureshell (1) oxtending vertically from a centre opening in thehiht top head (2), the second cylindrical pressure shell (4)having a second top head (5) with a gas outlet (6) forammonia gas;

(c) a iirst cylindrical inner shell (7) disposed within sub-stuiHiLilly the entire length oL' the first cylindrical pressureshell (1) and forming a first shell annulus (8) therewith, top(lJ) and bottom (10) heads of the inner shell (7) being con-tiguous therewith;

Ul) a first, transverse barrier (11) for isolating one catalystbed from another disposed within and contiguous with thecylindrical inner shell (7);

(e) a lower shell and tube heat exchanger (13) having anannular tube array (14) and inner and outer shells (15, 16)the exchanger (13) being disposed within the first cylindricalinner shell (7) for heating ammonia gas and said exchangerextending vertically upward from a ccnte-r opening (21) inthe lust transverse- barrier (11);

(1) an upper tubular heat exchanger (18) for dischargingcooled ammonia gas disposed within the second cylindricalpressure shell (4);

(C) .1 seotid cylindrical inner shell (19) disposed withinthe second cylindrical pressure shell (4) and forming a secondshell annulus (20) therewith for conveying gas to upper por-tion of the tubular exchanger, the second inner shell (19)extending vertically from a centre opening in the top innerhead (5)" and .surrounding at least a portion of the uppertubular heat exchanger (18);

(h) a first axial pipe extending downwardly from theupper tubular heat exchanger (18) through substantially theentire length of the cylindrical inner shell (15);

(i) a second axial pipe (23) surrounding a longitudinalcoition of the first axial pipe (22) extending downward^from the inner shell (15) of the lower shell and tube healexchanger (13) to a junction with second transverse ban in(12);

PAKI Hi—SEC 2] THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) 617

(j) a third axial pipe (24) surrounding a longitudinal por-tion of the second axial pipe (23) extending downwardlyfrom the lower shell and tube heat exchanger to a point pro-\ijnately aborts second trtinsvei sc barrier;

(.kj ui< ni>pcr annular catalyst bed (25) provided radiallybetween the cylindiical inner shell (7) of the converter andthe outer shell (16) ol" the lower heat exchanger (13);

(11 nn iii'ermcdiate annular catalyst bed (26) disposed adia-ccntly below the upper catalyst bed (25) and being providedradially between the cylindrical inner shell of the converterand tiie third axial pipe (24); and

(in) a lower annular catalyst bed (27) provided radiallybetween the cylindrical inner shell (7J of the converter andthe first axial pipe (22);

(n) means for serial flow of gas through the first andsecond shell annuli (8, 20), the upper tubular heat exchanger(18) externally of the tubes, the tube side of the lower shelland tube hent exchanger (13), the intermediate annular cata-lyst bed (26), and the shell side of the lower shell and tubeheat exchanger.

(Complete Specification 16 pages Drawing sheets 3)

PATENT SEALED

On 10th $$£0 . 1992

151087 154300 156885 168059 168207 168307 168374 168395168428 168458 168540 168592 168597 168652 168659 168660168662 168683 168684 168711.

Cal-04, Dcl-09. Mas-06 and Bom-01.

AMFNDMFNT PROCEEDINGS UNDER SECTION 57

Notice is hereby given that SEPRACOR, INC., a Corpo-ration oraanised under the State of. Delaware of 33, LocksDri\e, Marlborough, MA 01752, U.S.A., have made an appli-cation under Section 57 of the Patents Act, 1970, for amend-men1 of application and specification of their Patent No.?O5/MAS/88 (166947) for "A PROCESS FOR PRODUC-ING PURIFIED TSOMF.RS". The amendments are by wayof correction. The application for amendments ami theproposed amendments can be inspected free of charce Rt thePatent Office Branch, 61. Wallaiah Road. Madras-600 002.or copies of the same con he had on payment of the usual

copying charges. Any person interested in opposing therippiiVntion for amendment may file a Notice of Oppositionon prescribed Form 30 within 3 months t'lom the date of theNotification -\t ilie Patent Office., Mflrlms-2 If the WrittenStatCiiKii'

618 THE GAZETTE OF INDIA, MAY 9, 1992 (VAISAKHA 19, 1914) [PART III—SEC. 2

REGISTERING OF DESIGNS

The following dcsipn have been lepisteieJ. They iu« noopen to infection for a period of two years from the dut<of registration except as provided for in Section SO of thiDesigns Act, 1911.

The dale shown in the each entries is the dale of the rcgistuition of the design included in the entry :

Class 1. No. 163642. NSI. Limited of Nagacjiina Hills, Hyde™bad-500482. A.?.. India, "Door Frame", October 11991,

Class 1. No. 163720. Stitchwell Qualitex, A-ll, Sector-57Noida-201301, Bistt: Ghaziabad, U.P., India aiIndian Partnership Firm. "Brush Cutter cum-reaper". Octoer 30, 1991.

Class 1. No. 163925. Newton Agsym International, 825Sector-8, Panchkula-134109, Haryana, India, :proprietorship firm. "Below (op reading table"December 19, 1991.

Class 1. No. 163926 Newton Agsym International, 825Sector-8, Panchkula-134109, Haryana, India, tproprietorship firm vertical Agrym Equipment"December 19, 1991.

Class 1. No. 163927. Newton Agsym International, 82!Scctor-8, Panchkula-134109, Haryana, India, iproprietorship firm. "Vertical Agsym Equipment"December 19, 1991.

Class 1. No. 16398. Newton Agsym International, 825Sector-8, Panchkula-134109, Haryana, India, iproprietorship firm. "Horizontal Agsym Equip-ment". December 19, 1991.

Class 1, No. 163956. U Son Traders, 9063/B, Ram Bagh, OldRohtak Road, Ddhi-110007, India, Indian Partner-ship Firm. "Carbonator". December 27, 1991.

Class J, Nos. 164019 to 164021, Himatmal Jasraj, proprietoryconcern of 182/84, Panjr&pole Road Corner, 33rdfloor, Shroff Building, Bombay-4004, Maharashtra,India. "Frying Pan", January 20, 1992.

Clas« 3. Nos. 163483 to 163485. Balkrishna Tyres (a divisionof Balkrishna Industries Ltd.), Indian Companyof 305, Creative Industrial Estate, N. M. JoshiMarg, Bombay-400011, Maharashtra, India.'Tyres", August 1, 1991.

Class 3. Nos. 163534 & 163535. Asian Advertisers, 20, KaluBhavan, 3, Mathew Road, Opera House, Bombay-4, Maharashtra, India, Indian Partnership Firm."Tray". August 21, 1991,

Cla»s 3. No. 163537. Asian Advertisers, 20, Kala Bhavan, 3,Mathew Road, Opera House, Bombay-4 Maha-rashtra, India, Indian Partnership Firm. "Flask".August 21, 1991.

Class 3. No. 163603, Real Value Apliancw Pvt. Ltd., at KOI/N02, Tulsiani Chambers, Nariman Point, Bombay-40OO21, Maharashtra, Indiii, "Container" Senteni-her 18. 1991, '

Chins 3. No. lf>3623. V. V. Shanmu«:i NucLir & Sons, of 103,Bazar Street, Virudhunafiiir, Tamil Nadti. India"Bottle". September 27, 1991.

C1;m 3. No. 163676. V. V. Shanmuga Nadar & Sons, of103, Bazar Sheet, Virudhunaear, Tamil Nadu,India. "Conttiinei". October 21, 1991.

Class 3. No. 163727. V. V. Shanmilfia Nadar & Sons, of 103,Bazar Street, Virudhunagar, Tamil Nadu, India."Personal Computer". November 1, 1991.

Class 3. No. 163914. Elder Pharmaceuticals Limited, an IndianCompany of 11-B, Dhanraj Mahal, Appollo Bunder,Bombay-400039, Maharashtra, India. "Bottle"December 17, 1991.

Class 3. No. 163934. M. T. Enterprises, 6661/12, Nabi Karim,Pahar Ganj, New Delhi-110055, Tndia, IndianPartnership Firm, "Package Tray". December 23,1991.

Class 3. No. 163946, Tainwala Chemicals & Plastics (India)Ltd. of 4-B, Giri Kuni Industrial Estate, MahakaliCaves Road, Andheri (East), Bombay-400093,Maharashtra, India. "Sprayer", December 26,1991.

Class 3. No. 164060. Garware Synthetics Pvt. Ltd^ of Dr.Annie Besant Road, Worli, Bombay-400018, Maha-rashtra, India. "Saving Brush", February 3, 1992,

Class 10. No. 163647, Ajay Plastic Industries, Indian SoleProprietory Firm of 95-96, Shahzada Bagh, Exten-sion, Old Rohtak Road, Delhi-110035, India."Footwear". October 7, 1991.

Class 10 Nos. 163830 & 163831. Walker (India) Ltd, of A-7/8, New Kamal Building, Opp : National College,Linking Road, Bandra, Bombay-400050, Maha-rashtra, India. "Footwear". November 26, 1991.

Class 10, No. 163924. Newton Agsym International of 852,Sector-8, Panchkula-134109, Haryana, India, aproprietory firm. "Hooked Shoes". December 19,1991.

Class 11. No. 163585, Sachindra Kinhore Chakraborty, Ar-chana Chakraborty, Rita Chakraborty, all are of135, Olaremont Avenue, New Maiden, Surrey,KT3 6QR,U.K.,, all British Nationals, "LadiesDress". Septembei 10, 1991.

R. A, ACHARYAController General of Patents,

Designs and Trade Marks,

PRINTED BY THE MANAGER, GOVERNMENT OF INDIA PRESS, FAWDABAD

AND PUBLISHED BY THE CONTROLLER OF PUBLICATIONS, DELHI, 1992