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The top documents tagged [copper sulphide]
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Bio Mining
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4. Jyrki Heino: Jätemuovi – haitallisesta hiilipohjaisesta materiaalista arvokkaaksi metallurgisen koksin, koksaamokaasun, vedyn ja hiilivetypohjaisen öljyn raaka-aineeksi
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Technology
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NON FERROUS METALS AND ALLOYS. INTRODUCTION Nonferrous metals and their alloys do not contain iron as a principle ingredient, although they may contain
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