In order to reduce the flotation tailings grade of a dressing plant of magnetite, experimental researches on the new magnetic flotation with silicon removal were carried out.
为降低某磁铁矿选矿厂的浮选尾矿品位，进行了新型磁浮选脱硅试验研究。
The research is mainly exploring that how to recover the accompanying low grade scheelite from the tailings of sulphide.
本试验研究主要是寻求如何从硫化物的尾矿中回收伴生的低品位白钨矿。
A mixed nitric-sulphuric acids is used to recover the valuable metals ni, Cu and co from low-grade Ni-Cu sulfide tailings, the leaching rate of ni, Cu, and co is 91.
以硝酸为氧化剂、硫酸为添加剂的混酸体系用于铜镍硫化矿尾矿中镍、铜、钴等有价金属的浸出，镍、铜、钴浸出率分别可达91。
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