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从氧化铜矿氨浸渣中浮选回收银 |
Recovering Silver from Oxide Copper Ammonia Leaching Residue by Flotation |
投稿时间:2015-07-30 |
DOI: |
中文关键词: 有色金属冶金 氧化铜矿 氨浸渣 浮选 银回收 |
英文关键词: non-ferrous metallurgy oxidized copper ores ammonia leaching residues flotation silver recovery |
基金项目:国家自然科学基金(No.51364017)。 |
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中文摘要: |
某高碱性含银氧化铜矿氨浸渣含银145.55 g/t。对氨浸渣进行了浮选回收银的试验,结果表明,采用三粗一扫两精的流程,经过闭路流程试验,可获得达到计价标准的银精矿,其银品位为1999.58 g/t、回收率80.78%。 |
英文摘要: |
The content of silver in high alkaline oxide copper leaching residue was 145.55 g/t. The flotation tests for recovering silver from ammonia leaching residue have been carried out. The results show that, adopting a flowsheet of three roughing-one scavenging-two cleaning, a silver concentrate with Ag content of 1999.58 g/t was obtained through the closed circuit process experiments and the recovery of silver was 80.78%, which achieved the valuation standard of silver concentrate. |
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