FREMGANGSMAATE VED EKSTRAHERING AV KROM, NIKKEL OG KOBOLT FRA LETERITTISKE NIKKEL- OG KOBOLTHOLDIGE MALMER

A method is provided for separating chromium from lateritic ore. The ore which generally also contains nickel and cobalt along with other metal values is leached with a strong sulfuric acid solution of about 10 to 30 normal concentration at an acid to ore ratio of at least 3:1 by weight. The leachin...

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Bibliographische Detailangaben

1. Verfasser:	LUSSIEZ, GUY W
Format:	Patent
Sprache:	nor
Schlagworte:	CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F FERROUS OR NON-FERROUS ALLOYS INORGANIC CHEMISTRY METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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