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碱浸预处理提高某含砷锑难处理金精矿回收率的试验研究
Authors
吕翠翠
张治磊
徐忠敏
李勇
Publication date
1 January 2013
Publisher
Abstract
内蒙古某黄金矿山金精矿中,金主要包裹在黄铁矿及砷黄铁矿中,同时还有锑金属硫化物的存在。氰化浸出生产工艺中金的回收率比较低,只有76.63%。通过常规氰化工艺条件优化试验,金的回收率最高可达到80.15%。对该低品位含砷、锑难处理金精矿进行碱浸预处理,优先除砷、锑,以提高金氰化浸出率。确定了生产操作的最佳工艺条件,金的氰化回收率由原来的76.63%提高到92%,试验获得了较好技术指标和经济效益
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Last time updated on 09/11/2016