四川独狼沟金矿浮选尾矿综合回收金、钨和石英砂试验研究
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赵荣艳,李天恩,张玲
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Experimental Study on the Comprehensive Recovery of Gold,Tungsten and Quartz Sand Form Flotation Tailings of Dulanggou Gold Mine in Sichuan Province
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Rongyan ZHAO,Tian’en LI,Ling ZHANG
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表5 H2SO4用量试验结果
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Table 5 Results of H2SO4 dosage test
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H2SO4 用量/(g·t-1) | pH值 | 产品名称 | 作业产率/% | 品位 | 作业回收率/% | 对矿回收率/% |
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Au/(×10-6) | WO3/% | Au | WO3 | Au | WO3 |
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0.25 | 5~6 | 金精矿 | 21.05 | 101.25 | 17.55 | 73.91 | 8.48 | 2.31 | 3.94 | 钨精矿 | 78.95 | 9.53 | 50.52 | 26.09 | 91.52 | 0.81 | 42.51 | 重选精矿 | 100.00 | 28.84 | 43.58 | 100.00 | 100.00 | 3.12 | 46.45 | 0.35 | 5~6 | 金精矿 | 19.73 | 105.00 | 12.49 | 71.37 | 5.48 | 2.23 | 2.55 | 钨精矿 | 80.27 | 10.35 | 52.91 | 28.63 | 94.52 | 0.89 | 43.91 | 重选精矿 | 100.00 | 29.03 | 44.94 | 100.00 | 100.00 | 3.12 | 46.45 | 0.45 | 4~5 | 金精矿 | 16.33 | 118.60 | 11.33 | 66.65 | 4.17 | 2.08 | 1.94 | 钨精矿 | 83.67 | 11.58 | 50.88 | 33.35 | 95.83 | 1.04 | 44.51 | 重选精矿 | 100.00 | 29.06 | 44.42 | 100.00 | 100.00 | 3.12 | 46.45 |
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