Днепропетровский Государственный Аграрный Университет
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Application filed by Дніпропетровський Державний Аграрний Університет, Днепропетровский Государственный Аграрный УниверситетfiledCriticalДніпропетровський Державний Аграрний Університет
Priority to UA98020952ApriorityCriticalpatent/UA29241A/en
Publication of UA29241ApublicationCriticalpatent/UA29241A/en
The invention relates to the production of the primary precious metals, in particular to the gold and silver extraction from the ore concentrates. A process involves gold and silver leaching with alkaline cyanic solutions, which contain 0.3% KCN, 0.6% KOH, with the subsequent division of gold- and silvercontaining solution and solid residium.
UA98020952A1998-02-241998-02-24Method for gold and silver extruction from the ore concentrates
UA29241A
(en)
Hydrometalurgic process for extracting zinc and partly copper extracting, as well as for lead and silver recuperating from zinc containing sulphidic materials