刚果(金)某高氧化率铜钴矿选冶联合工艺试验研究

Mining and Metallurgical Engineering（2021）

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Abstract

对刚果(金)某高氧化率铜钴矿进行了选冶联合工艺试验研究.以回收铜为主,综合考虑回收钴,采用"先浮硫化矿、后硫化浮选氧化矿"的异步浮选流程,分别得到铜品位29.39％、钴品位0.47％、铜回收率27.09％、钴回收率6.50％的硫化铜钴精矿和铜品位8.79％、钴品位0.52％、铜回收率50.91％、钴回收率45.71％的氧化铜钴精矿2种产品;氧化矿浮选获得的综合中矿经硫酸浸出,所得铜钴回收率分别为16.30％和23.37％.最终选冶联合工艺获得铜、钴总回收率分别为94.30％和75.58％.

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