1
PublIshed bv. ELSE~~ A~J~ANCED TECHNOLOGY PO Box 150, Kldllngton. Oxford OX5 IAS, UK. Tel. +44 [0)1965 643313 [Editor] or 643643 Fax: +44 1011665 643971 or 643961 EdItor, Heather Johnstone E-mall. h ][email protected] Assistant Editor: Katherine Prince Emall. k.pr~nce@elsewer corn Managfng EdItor: Mark Purvis Advertwment Manager: Vincent Ferone Tel. +44 IO11 865 843646 (UK) Fax. +44 [Oil 665 643973 [UK] E-marl v.feroneOelsevler.com US Advertisement Sales Christian Dreyer Tel. +I 212 633 3919 NJSAI Fax. +I 201 633 3762‘(USd] E-mall: [email protected] Advertnng Consultant: Mike Taylor Tel. +44 (0)1403 259419 [UK) Fax. +44 [0]1403 265005 [UK] Advertlslng Copy Coordn%or. Joanna Sett ProductIon Coordinator, Lin Lucas Product Finder. Janine Castle Tel +44 lOl1665 843271 (UK1 Fax, +44-f031665 943973‘[U1<] hi~ahon 6 Separatm IS covered in the Current Contentsa/Englneenng. Camput~ng 6 Technology [CC?/ECST] ““I,“* database and I” the Research Alert? current awareness *ePYlce The subscrlptlon price I* USZ.264, Y34.4000.6 237, or f155 This price I* valid to the end of 2002 and tncludes wspeeded delivery warldwde Frequency Of pubilcamn ten Issues/year Send remittance ,,,th order [made payable to Elsevter Soence Ltdl to Attention The Oxford Fulfllment Centre. PO 80x SW. Kldi,ngton. Oxford OX5 1 DX. UK Tel t44 (011865 843378, Fax t44 ,O)lSSS 843940 Re*pon*lbil~n/ cannot be accepted by the Pubitshers after *IX months Filtration S Separation (ISSN CO1 5-I 8.92, I* published 10 t,m** per year I” January March Aprli. May, June. July. September, October. November, q ecember by Elsewr Scrence Ltd, The SouIevard. Langford Lane, K,dl,“gton. Oxford OX5 1GB. UK PERIODICALS POSTAGE pad at Rahway NJ 07065. USA POSTMASTER Please send address correction* to Ftltra~on 6 Separation, 365 Blw Road. Avenel NJ 07031 The oprn~ons expressed by tndlviduals I” this publicatton are not necessarily those of E,sewr who *ha,, “at be held responsible for them Ali trademarks acknowiedged ISSN 0015. 1882 / 0 2002 Elsevler Science Ltd. *.I, w&t* reaervecl. Thts jownal and the ,nd,v,d”al contnbut~ons conr*,ned I” ,t we protected under copyright by EI*ev,er Science Ltd, and the iol,ow,ng terms and condtuons apply to their us* Photacapying S,ngle photocoplee of s,ngle wDc,ee may be made for persane, use as aiiowed by nat,r,nal copyrIght lawe Perm~ee~on a, the publ~eher and ~avment of a fee I* reaulred for a,, other ~lh~tOcopv,“o. ,nclud,na lT&plk or systemauc ‘copying. copy,ng ior ddv&*,ng 0; promotional purpose*, resele. and all ‘w-m* of document del~ery Speclai rate* are sva~lable for educauonal ~nstrt~tlons that vaeh to make photocopIes for non-proft educauanal cla**mOm use Perm~se~ons may be sought directly from Eisevter Science R,ghts 6 Permissions Department, PO Box 800. Oxiord OX5 1 OX, UK, tel 144 IO11865 843830. fax +44 [011865 853333, e-ma,, perm~sslons@elsevlercom You may also contycm;ghts 6 Perml**lon* directly through El*e”Ier’S Vxtp //w *1*w.w corn), selecting ftrst Customer Supppo”pte then ‘General Information’. then ‘Permlsslons Query Form’ In the USA users may clear permissions and make payments through the Copyraght Clearance Center, Inc 222 Rasewood Dwe, Oanvers. MA 01923, USA, te, +l 978 7508400. fax +l 978 7504744, and I” the UK through the Copyraght L,cens,ng Agency Rapld Clearance Serwe (CLAWS]. 90 Tottenham Court Road, London W1P OLP UK, teI t44 (01 20 7436 5931, fax 144 IO120 71436 3986 Dther countr,e* may have a local reprograph,c nghts agency for payments oerl”at,“e Works Subscnbers may reproduce tables of content* or prepare l,*t* of *rt~cle* lnciudlng abstracts for ~nternai crculation v&hi” thw in*ttut~on* Perm6slon of the pubitsher I* reqwed for resale or di*tr,button ourslde the ,n*t~t”tion Permrss~on of the pub,,sher I* reqwzd far a,, other denvabve works ,ncl”d,ng comp~,at~o”* and tr*“*iab~n* Elenronlc storage or “*age Permission of the publtsher 1s required to store or “se eiectron~caily any mater,*, contatned I” th,s journal, tnciud,ng any article or part of an wucle Contact the publisher at the address lnd,cated Except a* outi~ned above. no part of th,* pub,,cat,on may be reoroduced. stared I” a re~,e”*, *“*tern or transmtted I” a”” form or’ by any me*“*, electro”~c, me6hhan~cal. photocopying, recording or oVlerw*e wttholn pr,or whten perm,*s,on of the publtsher Address perm~ss~ans requests to. Elsev,er Science Rights b Permi**~on* Department. al the mail, fax and e~matl addresses noted above Notice No responslblky is assumed by the Pub,,sher far any ,n,ury and/or damage to persons or property a* a matter of products l,abil,ty, negi,gence OP othenwse. OP from any us* or Operation of any methods. products, ,n*truct~on* or jdeas contained I” the materiai herein Because of rap,d advances in the medic*, sciences, in particular Independent vwflcation of d,agno*es and drug dosages should be made Although ali advertwng mater~a, I* expected to conform to eth,cal (med,calI standards. 111cIus1o” I” th,* pubi,cat,on does not con*tit”te a guarantee or endorsement of the qual,ty OP vaiue of such product or of the clams made of ,t by ,t* manufacturer Free CiPC”larl0” enqu,r,es Tower Publ,sh<ng. Tower Ho,**. Severe, n Park. Market Harborough Lelcestershwe. LE16 9EF F iltrat~on 6 Separatw I* publkhed monthly by Elswer Advanced Technology. PO Box 150. Kldllngton. &ford OX5 1 AS. UK The edtw wlli be giad to consider contribut,ons but no re*pons,bil,ty far the safe keep,ng or r*tur” of ““so,,c,ted material WI,, be accepted F~itrat~on 6 Separatton IS a member of BPA lnternetionel the leadlng world audItor of bus~nees pub,,cat,ons BPA Journal Number: 02076. l”TlRNlTlllNIL Prnted by Headley Brothers Ltd. UK V Editorial F ew will have been surprised with the announcement of the sale of USFilter’s remaining Filtration and Separations Group [FSG), as Vivendi Environnement has made no secret of its desire to divest non-core assets and focus on its water and wastewater businesses. However, I doubt Pall was top of many people’s list of potential buyers, It appears that Vivendi Environnement got its man, because despite the sale going to an auction process, Vivendi Environnement is reported to have approached Pall beforehand. There is no doubt that FSG is a good fit for Pall’s Industrial business unit, as it enables the company to offer industry a more rounded product range. From FSG’s point of view, I’m sure its hoping that after many years of being the target of acquisition activity it has finally found a stable home with Pall. I’d like to take this opportunity to remind all those filtration and separation manufacturers out there that we are ready and waiting to receive your nominations for the Filtration+Separation Product Achievement Awards 2002. The Awards, which have been running since 1998, could not be simpler to enter. If you have a product or service that was launched on the market after January 2000 and would like to nominate it you can either visit www.fiItsep.com and submit your nomination on-line or contact me direct at ([email protected]) to arrange for a nomination form to be sent to you. The Awards ceremony will be held at Filtration 2002, which this year is in Washington DC, USA. Nominations close 31 May 2002, so hurry and get those nominations to us! In this month’s issue, Jan Gustavsson, a well known figure in the air filtration industry, explains why effective air filtration is important for our well being, and why new EU legislation is a step in the right direction in correlating filter testing with real life performance. We also take a close look at an automatic centrifuge, with a unique design that enables its process and scrape cycles to be driven by a single motor. Heather Johnstone Editor @ kwxt iml@ooo Energy, Filtration and Show Guide. April 2002 3

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PublIshed bv. ELSE~~ A~J~ANCED TECHNOLOGY PO Box 150, Kldllngton. Oxford OX5 IAS, UK. Tel. +44 [0)1965 643313 [Editor] or 643643 Fax: +44 1011665 643971 or 643961

EdItor, Heather Johnstone E-mall. h ][email protected]

Assistant Editor: Katherine Prince Emall. k.pr~nce@elsewer corn

Managfng EdItor: Mark Purvis

Advertwment Manager: Vincent Ferone Tel. +44 IO11 865 843646 (UK) Fax. +44 [Oil 665 643973 [UK] E-marl v.feroneOelsevler.com

US Advertisement Sales Christian Dreyer Tel. +I 212 633 3919 NJSAI Fax. +I 201 633 3762‘(USd] E-mall: [email protected]

Advertnng Consultant: Mike Taylor Tel. +44 (0)1403 259419 [UK) Fax. +44 [0]1403 265005 [UK]

Advertlslng Copy Coordn%or. Joanna Sett

ProductIon Coordinator, Lin Lucas

Product Finder. Janine Castle Tel +44 lOl1665 843271 (UK1 Fax, +44-f031665 943973‘[U1<]

hi~ahon 6 Separatm IS covered in the Current Contentsa/Englneenng. Camput~ng 6 Technology [CC?/ECST] ““I,“* database and I” the Research Alert? current awareness *ePYlce

The subscrlptlon price I* USZ.264, Y34.4000.6 237, or f155 This price I* valid to the end of 2002 and tncludes wspeeded delivery warldwde

Frequency Of pubilcamn ten Issues/year

Send remittance ,,,th order [made payable to Elsevter Soence Ltdl to Attention The Oxford Fulfllment Centre. PO 80x SW. Kldi,ngton. Oxford OX5 1 DX. UK Tel t44 (011865 843378, Fax t44 ,O)lSSS 843940

Re*pon*lbil~n/ cannot be accepted by the Pubitshers after *IX months

Filtration S Separation (ISSN CO1 5-I 8.92, I* published 10 t,m** per year I” January March Aprli. May, June. July. September, October. November, q ecember by Elsewr Scrence Ltd, The SouIevard. Langford Lane, K,dl,“gton. Oxford OX5 1GB. UK

PERIODICALS POSTAGE pad at Rahway NJ 07065. USA POSTMASTER Please send address correction* to Ftltra~on 6 Separation, 365 Blw Road. Avenel NJ 07031

The oprn~ons expressed by tndlviduals I” this publicatton are not necessarily those of E,sewr who *ha,, “at be held responsible for them Ali trademarks acknowiedged

ISSN 0015. 1882 / 0 2002 Elsevler Science Ltd. *.I, w&t* reaervecl.

Thts jownal and the ,nd,v,d”al contnbut~ons conr*,ned I” ,t we protected under copyright by EI*ev,er Science Ltd, and the iol,ow,ng terms and condtuons apply to their us*

Photacapying S,ngle photocoplee of s,ngle wDc,ee may be made for persane, use as aiiowed by nat,r,nal copyrIght lawe Perm~ee~on a, the publ~eher and ~avment of a fee I* reaulred for a,, other ~lh~tOcopv,“o. ,nclud,na lT&plk or systemauc ‘copying. copy,ng ior ddv&*,ng 0; promotional purpose*, resele. and all ‘w-m* of document del~ery Speclai rate* are sva~lable for educauonal ~nstrt~tlons that vaeh to make photocopIes for non-proft educauanal cla**mOm use Perm~se~ons may be sought directly from Eisevter Science R,ghts 6 Permissions Department, PO Box 800. Oxiord OX5 1 OX, UK, tel 144 IO11865 843830. fax +44 [011865 853333, e-ma,, perm~sslons@elsevlercom You may also contycm;ghts 6 Perml**lon* directly through El*e”Ier’S Vxtp //w *1*w.w corn), selecting ftrst Customer Supppo”pte then ‘General Information’. then ‘Permlsslons Query Form’ In the USA users may clear permissions and make payments through the Copyraght Clearance Center, Inc 222 Rasewood Dwe, Oanvers. MA 01923, USA, te, +l 978 7508400. fax +l 978 7504744, and I” the UK through the Copyraght L,cens,ng Agency Rapld Clearance Serwe (CLAWS]. 90 Tottenham Court Road, London W1P OLP UK, teI t44 (01 20 7436 5931, fax 144 IO120 71436 3986 Dther countr,e* may have a local reprograph,c nghts agency for payments

oerl”at,“e Works Subscnbers may reproduce tables of content* or prepare l,*t* of *rt~cle* lnciudlng abstracts for ~nternai crculation v&hi” thw in*ttut~on* Perm6slon of the pubitsher I* reqwed for resale or di*tr,button ourslde the ,n*t~t”tion Permrss~on of the pub,,sher I* reqwzd far a,, other denvabve works ,ncl”d,ng comp~,at~o”* and tr*“*iab~n*

Elenronlc storage or “*age Permission of the publtsher 1s required to store or “se eiectron~caily any mater,*, contatned I” th,s journal, tnciud,ng any article or part of an wucle Contact the publisher at the address lnd,cated Except a* outi~ned above. no part of th,* pub,,cat,on may be reoroduced. stared I” a re~,e”*, *“*tern or transmtted I” a”” form or’ by any me*“*, electro”~c, me6hhan~cal. photocopying, recording or oVlerw*e wttholn pr,or whten perm,*s,on of the publtsher Address perm~ss~ans requests to. Elsev,er Science Rights b Permi**~on* Department. al the mail, fax and e~matl addresses noted above

Notice No responslblky is assumed by the Pub,,sher far any ,n,ury and/or damage to persons or property a* a matter of products l,abil,ty, negi,gence OP othenwse. OP from any us* or Operation of any methods. products, ,n*truct~on* or jdeas contained I” the materiai herein Because of rap,d advances in the medic*, sciences, in particular Independent vwflcation of d,agno*es and drug dosages should be made Although ali advertwng mater~a, I* expected to conform to eth,cal (med,calI standards. 111cIus1o” I” th,* pubi,cat,on does not con*tit”te a guarantee or endorsement of the qual,ty OP vaiue of such product or of the clams made of ,t by ,t* manufacturer

Free CiPC”larl0” enqu,r,es Tower Publ,sh<ng. Tower Ho,**. Severe, n Park. Market Harborough Lelcestershwe. LE16 9EF F iltrat~on 6 Separatw I* publkhed monthly by Elswer Advanced Technology. PO Box 150. Kldllngton. &ford OX5 1 AS. UK The edtw wlli be giad to consider contribut,ons but no re*pons,bil,ty far the safe keep,ng or r*tur” of ““so,,c,ted material WI,, be accepted

F~itrat~on 6 Separatton IS a member of BPA lnternetionel the leadlng world audItor of bus~nees pub,,cat,ons

BPA Journal Number: 02076.

l”TlRNlTlllNIL Prnted by Headley Brothers Ltd. UK

V

Editorial F

ew will have been surprised with the announcement of the sale of USFilter’s remaining Filtration and Separations Group [FSG), as Vivendi Environnement has made no secret of its

desire to divest non-core assets and focus on its water and wastewater businesses. However, I doubt Pall was top of many people’s list of potential buyers, It appears that Vivendi Environnement got its man, because despite the sale going to an auction process, Vivendi Environnement is reported to have approached Pall beforehand. There is no doubt that FSG is a good fit for Pall’s Industrial business unit, as it enables the company to offer industry a more rounded product range. From FSG’s point of view, I’m sure its hoping that after many years of being the target of acquisition activity it has finally found a stable home with Pall.

I’d like to take this opportunity to remind all those filtration and separation manufacturers out there that we are ready and waiting to receive your nominations for the Filtration+Separation Product Achievement Awards 2002. The Awards, which have been running since 1998, could not be simpler to enter. If you have a product or service that was launched on the market after January 2000 and would like to nominate it you can either visit www.fiItsep.com and submit your nomination on-line or contact me direct at ([email protected]) to arrange for a nomination form to be sent to you. The Awards ceremony will be held at Filtration 2002, which this year is in Washington DC, USA. Nominations close 31 May 2002, so hurry and get those nominations to us!

In this month’s issue, Jan Gustavsson, a well known figure in the air filtration industry, explains why effective air filtration is important for our well being, and why new EU legislation is a step in the right direction in correlating filter testing with real life performance. We also take a close look at an automatic centrifuge, with a unique design that enables its process and scrape cycles to be driven by a single motor.

Heather Johnstone

Editor

@ kwxt iml@ooo Energy, Filtration and

Show Guide.

April 2002 3