• Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.

    结果表明采用溶液预处理有效地排除了铜氰化浸影响

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  • 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溶液生产电解铜新型工艺

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  • Selective leaching of nickel, cobalt and copper from cobalt crusts was attained by using ammonium carbonate solution and sulfur dioxide gas as a reductant.

    二氧化硫作还原剂,碳酸溶液实现选择性、钴

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  • This paper made study on gold extraction by leaching copper anode mud with acidic thiourea solution.

    本文研究酸性硫脲溶液阳极泥中浸取的方法。

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  • This paper made study on gold extraction by leaching copper anode mud with acidic thiourea solution.

    本文研究酸性硫脲溶液阳极泥中浸取的方法。

    youdao

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