In this paper, the study on making cupric sulfate with high arsenic bearingcopper concentrate and the recovery of gold and silver are introduced.
介绍了以高砷铜精矿为原料，进行制取硫酸铜并回收其中金银的研究。
2
This paper describes the experimental investigation on producing blister copper and recovering gold and silver by direct smelting of gold-bearing material.
进行了含金物料直接熔炼粗铜捕集回收金、银的试验研究。
3
It was also found that, besides native silver, there existed coPPer-bearing argentite which seemed to be an alternation Product through the replacing of native silver by late-formed copper sulfide.