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| Plant Practice of Silver Recovery from Zinc Smelting Waste Residue |
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Received:August 20, 2013
Revised:August 26, 2013
Accepted:August 27, 2013
Published Online:January 20, 2014
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| DOI：10.3969/j.issn.1007-7545.2014.02.013 |
| KeyWord:silver recovery; technology; plant practice |
| Author | Institution |
| Wang Jian-fang |
商洛学院化学与化学工程系 |
| Yang He-ping |
陕西锌业有限公司 |
| zhuang Su-kai |
商洛学院化学与化学工程系 |
| Ding Bo |
陕西锌业有限公司 |
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| Abstract: |
| The plant practice of silver recovery in Shaanxi Zinc Industry Limited Company with an annual output of 10 tons was introduced. Silver flotation concentrate was first produced from acid leaching slurry with 0.015% silver by flotation and then leached by thiourea with silver leaching rate of 90%. Seven tons of silver ingots with 99.99% purity have been produced within seven months. Favorable economic and social benefits are achieved. |
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