C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 15/00 (2006.01) C22B 11/08 (2006.01) C25C 1/12 (2006.01)
Patent
CA 2186356
A hydrometallurgical process for treating copper ores or concentrates containing gold by simultaneously leaching both copper and gold into an aqueous cyanide solution, recovering copper and gold in metallic form by electrowinning or cementation and regenerating cyanide ions is provided.
Procédé hydrométallurgique de traitement de minerais de cuivre ou de concentrés contenant de l'or, selon lequel on procède simultanément au lessivage du cuivre et de l'or dans une solution aqueuse de cyanure, on récupère le cuivre et l'or sous forme de métaux par extraction électrolytique ou cémentation, puis on régénère les ions cyanure.
Fleming Christopher Andrew
Grot Walther G. F.
Thorpe John Anton
Dimock Stratton Llp
E. I. Du Pont de Nemours And Company
University Of Nevada School Of Medicine
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