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Application filed by Inst Metali NiezelaznychfiledCriticalInst Metali Niezelaznych
Priority to PL24676484ApriorityCriticalpatent/PL138843B1/en
Publication of PL246764A1publicationCriticalpatent/PL246764A1/en
Publication of PL138843B1publicationCriticalpatent/PL138843B1/en
Process for recovering copper and of optionally recovering silver and gold by leaching of oxide-and sulfide-containing materials with water-soluble cyanides