Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.
结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
The polysulfide solution is one of non cyanidation systems of gold leaching in which polysulfide ions are the main effective components.
多硫化物溶液是一种非氰化浸金体系，其中的有效成份是多硫根离子。
A new process of producing electrolytic copper powder from anti-extracting bacterial leaching solution from copper ore of Ziji Mount Gold-Copper Mine was developed.
研究了直接利用紫金山金铜矿的铜矿细菌浸出反萃含铜溶液生产电解铜粉的新型工艺。
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