某金矿大倍线加压充填技术研究与应用
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杨超,郭利杰,王劼,史采星,许文远
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Study and Application of Large Fill-times-line Pressure Filling Technology in a Gold Mine
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Chao YANG,Lijie GUO,Jie WANG,Caixing SHI,Wenyuan XU
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表2 分级尾砂粒级组成
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| 目数 | 粒径/μm | 分计/% | 累计/% | | +40 | +425 | 24.88 | 24.88 | | -40～+60 | -425～+250 | 12.16 | 37.04 | | -60～+80 | -250～+180 | 11.29 | 48.33 | | -80～+100 | -180～+150 | 21.36 | 69.69 | | -100～+140 | -150～+106 | 9.97 | 79.66 | | -140～+200 | -106～+74 | 5.98 | 85.64 | | -200～+400 | -74～+37 | 8.74 | 94.38 | | -400 | -37 | 5.62 | 100.00 |
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