| 中低品位胶磷矿柱式反浮选试验研究 |
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| 引用本文： | 王大鹏,刘炯天,曹亦俊,刘江林.中低品位胶磷矿柱式反浮选试验研究[J].中南大学学报(自然科学版),2011,42(12). |
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| 作者姓名： | 王大鹏 刘炯天 曹亦俊 刘江林 |
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| 作者单位： | 1. 中国矿业大学化工学院,江苏徐州,221008
2. 云南省化工研究院,云南昆明,650228 |
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| 基金项目： | 国家“十一五”科技支撑计划重点项目(2008BAB31B02) |
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| 摘 要： | 通过对西南某中低品位胶磷矿矿石性质进行分析,提出利用高效的微细粒分选设备旋流-静态微泡浮选柱进行分选研究；利用现场生产用药剂,考察处理量、药剂制度、循环泵工作压力、充气量等因素对浮选指标的影响,并优化工艺和操作参数条件,在此基础上进行连选试验.研究结果表明:采用一粗一精单反浮选的工艺流程可以获得精矿P2O5品位为30.01％,精矿回收率89.10％.该技术的研究为我国中低品位胶磷矿的分选提供了新的途径.
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| 关 键 词： | 胶磷矿 反浮选 浮选柱 浮选机 |
Experimental study on separating middle-low grade phosphate rock by flotation column |
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| WANG Da-peng
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LIU Jiong-tian
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CAO Yi-jun
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LIU Jiang-lin.Experimental study on separating middle-low grade phosphate rock by flotation column[J].Journal of Central South University:Science and Technology,2011,42(12). |
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| Authors: | WANG Da-peng LIU Jiong-tian CAO Yi-jun LIU Jiang-lin |
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| Institution: | WANG Da-peng1,LIU Jiong-tian1,CAO Yi-jun1,LIU Jiang-lin2 (1.School of Chemical Engineering Technology,China University of Mining & Technology,Xuzhou 221008,China,2.Yunnan Research Institute of Chemical Industry,Kunming 650228,China) |
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| Abstract: | The property of middle-low grade phosphate rock from southwest of China was analyzed,and the reverse flotation with high efficiency mineral processing equipment and cyclonic-static micro-bubble flotation column was researched.The effects of several parameters on floatation efficiency,namely,the feed capacity,pressure of circulating pump,amount of aeration,and the dosage of collector,sulfuric acid and phosphoric acid were systemically investigated,and the optimal technical and operational conditions were det... |
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| Keywords: | phosphate rock reverse floatation floatation column floatation machine |
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