Ten typical formulas and some kinds of additives used for cyanide-free silver plating were introduced.
综述了十种典型的无氰镀银工艺配方和无氰镀银所采用的添加剂类型。
The present utilize condition of pyrite slag and the affect factors to the cyanide process to reclaim gold and silver were reviewed.
综述了黄铁矿烧渣的利用现状以及氰化法回收烧渣中金银的影响因素。
The result shows that adding the leaching aid is of benefit to improve the recovery of gold and silver during the process of cyanide leaching.
结果表明，在氰化浸出的过程中添加助浸剂有利于提高金和银的浸出率。
Higher selective composite collectors and combined depressants without cyanide were used in part-bulk flotation and Cu-Pb separation of Pb-Zn ore containing silver and copper.
采用一段磨矿-部分混合浮选-混精铜铅分离、混选尾矿选锌流程及无氰药剂，提高了精矿品位及铜、铅、锌、银回收率。
The process of cyanide-free silver pulse electroplating is investigated in 5,5-dimethyl hydantoin(DMH) bath.
研究了5，5-二甲基乙内酰脲（DMH）无氰脉冲镀银工艺。
The process of cyanide-free silver pulse electroplating is investigated in 5,5-dimethyl hydantoin(DMH) bath.
研究了5，5-二甲基乙内酰脲（DMH）无氰脉冲镀银工艺。
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