| 尾砂柱连续萃取法去除铅锌选矿尾砂中重金属 |
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| 引用本文： | 刘源源,李欣,肖鑫,杨旅,夏文斌,刘云国.尾砂柱连续萃取法去除铅锌选矿尾砂中重金属[J].环境科学学报,2010,30(7):1439-1444. |
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| 作者姓名： | 刘源源 李欣 肖鑫 杨旅 夏文斌 刘云国 |
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| 作者单位： | 1. 湖南大学环境科学与工程学院,长沙,410082
2. 湖南大学环境科学与工程学院,长沙,410082;环境生物与控制教育部重点实验室(湖南大学)长沙,410082 |
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| 基金项目： | “十一五”国家科技支撑计划（No.2006BAD003A1704）；湖南省科技计划（2009SK3029） |
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| 摘 要： | 采用0.05mo.lL-1的乙二胺四乙酸(EDTA)作为萃取剂,对铅锌选矿尾砂在尾砂柱中进行了连续萃取实验.实验结果表明,Pb、Zn和Cd等3种金属的萃取效率随萃取时间的增加而增加,萃取60h后,Pb、Zn和Cd的萃取效率分别达到34.35%、53.87%、56.14%.萃取过程中,尾砂柱中不同深度尾砂的重金属含量存在较大的差异,总体呈现中间高、两端低的现象.
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| 关 键 词： | EDTA 化学萃取 尾矿 重金属 尾砂柱 |
| 收稿时间： | 2009/11/9 0:00:00 |
| 修稿时间： | 2/3/2010 1:59:48 PM |
Removal of heavy metals from lead-zinc tailings in tailings columns by applying continuous extraction |
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| LIU Yuanyuan,LI Xin,XIAO Xin,YANG Lü,XIA Wenbin,LIU Yunguo.Removal of heavy metals from lead-zinc tailings in tailings columns by applying continuous extraction[J].Acta Scientiae Circumstantiae,2010,30(7):1439-1444. |
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| Authors: | LIU Yuanyuan LI Xin XIAO Xin YANG Lü XIA Wenbin LIU Yunguo |
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| Institution: | College of Environmental Science and Engineering, Hunan University, Changsha 410082,College of Environmental Science and Engineering, Hunan University, Changsha 410082;Key Laboratory of Environmental Biology and Pollution Control (Hunan University), Ministry of Education, Changsha 410082,College of Environmental Science and Engineering, Hunan University, Changsha 410082,College of Environmental Science and Engineering, Hunan University, Changsha 410082,College of Environmental Science and Engineering, Hunan University, Changsha 410082 and College of Environmental Science and Engineering, Hunan University, Changsha 410082;Key Laboratory of Environmental Biology and Pollution Control (Hunan University), Ministry of Education, Changsha 410082 |
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| Abstract: | |
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| Keywords: | EDTA extraction tailing heavy metals tailings columns |
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