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METHOD OF GOLD EXTRACTION 发明申请

2023-09-07 1940 279K 0

专利信息

申请日期 2026-03-07 申请号 RU2017116165
公开(公告)号 RU2017116165A 公开(公告)日 2018-11-29
公开国别 RU 申请人省市代码 全国
申请人 Outotek (Finlend) Oj (FI)
简介 Provided is a process for recovery of gold from gold-bearing raw materials comprising (a) leaching said gold-bearing raw material in a chloride containing leaching solution containing a total concentration of less than 120 g/L of halide ions, whereby the total concentration of chloride ions is less than 120 g/L of to dissolve gold and to obtain a leach solution comprising gold in solution; and simultaneously contacting the leach solution comprising gold in solution with a re-sorptive material to obtain a leach solution comprising gold-bearing re-sorptive material; and (b) recovering gold and optionally silver from the said gold-bearing re-sorptive material.


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