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Application filed by Nalco Chemical CofiledCriticalNalco Chemical Co
Priority to ZA898563ApriorityCriticalpatent/ZA898563B/en
Publication of ZA898563BpublicationCriticalpatent/ZA898563B/en
Process for recovering copper and of optionally recovering silver and gold by a leaching of oxide-and sulfide-containing materials with water-soluble cyanides
Process for leaching gold and/or silver from ores or ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide-containing leaching solutions
Process for leaching gold and/or silver from ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide containing leaching solutions