高海拔环境下氧化铜矿浮选优化试验研究
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刘子龙,杨洪英,佟琳琳,陈国宝
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Experimental Study on Flotation Optimization of Copper Oxide Ore in High Altitude Environment
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Zilong LIU,Hongying YANG,Linlin TONG,Guobao CHEN
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表7 Na2S用量试验结果
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Table 7 Test results of sodium sulfide dosage
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Na2S用量/(g·t-1) | 样品名称 | 产率/% | 铜品位/% | 铜回收率/% | 0,pH=7 | 铜粗精矿 | 5.04 | 3.77 | 37.04 | 尾矿 | 94.96 | 0.34 | 62.96 | 原矿 | 100.00 | 0.51 | 100.00 | 50,pH=7~8 | 铜粗精矿 | 10.85 | 2.98 | 61.20 | 尾矿 | 89.15 | 0.23 | 38.80 | 原矿 | 100.00 | 0.53 | 100.00 | 150,pH=7~8 | 铜粗精矿 | 10.59 | 3.07 | 62.31 | 尾矿 | 89.41 | 0.22 | 37.69 | 原矿 | 100.00 | 0.52 | 100.00 | 300,pH=7~8 | 铜粗精矿 | 10.21 | 3.41 | 66.95 | 尾矿 | 90.44 | 0.19 | 33.05 | 原矿 | 100.65 | 0.52 | 100.00 | 400,pH=8 | 铜粗精矿 | 11.11 | 3.24 | 68.07 | 尾矿 | 88.89 | 0.19 | 31.93 | 原矿 | 100.00 | 0.53 | 100.00 | 500,pH=8 | 铜粗精矿 | 12.14 | 2.91 | 67.92 | 尾矿 | 87.86 | 0.19 | 32.08 | 原矿 | 100.00 | 0.52 | 100.00 |
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