| 稀土湿法冶炼废水处理与资源回收研究 |
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| 引用本文： | 毕青昆,任守国.稀土湿法冶炼废水处理与资源回收研究[J].内蒙古环境科学,2008,20(4). |
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| 作者姓名： | 毕青昆 任守国 |
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| 作者单位： | 中冶东方工程技术有限公司环保工程事业部 |
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| 摘 要： | 对某稀土湿法冶炼工艺进行了以清洁生产为核心的技改方案研究。在清洁工艺设计的基础上,通过工艺原理分析和试验,说明其革新工艺的经济有效性;从酸浸废液中年回收硫酸亚铁3000 t;从碱转废液中年回收硫酸钠3000 t;从废水中回收冰晶石,氟回收率86%;生产废水排放量削减58%;废水泥量削减90%;直接经济效益年150万元以上;排水中F-和含盐量均可达到排放标准要求。
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| 关 键 词： | 稀土 清洁生产 湿法冶炼 废水处理 资源回收 |
THE RARE EARTH WET SMELTING WASTEWATER DISPOSAL AND RECYCLING RESEARCH |
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| BI Qingkun,REN Shouguo.THE RARE EARTH WET SMELTING WASTEWATER DISPOSAL AND RECYCLING RESEARCH[J].Inner Mongolia Environmental Protection,2008,20(4). |
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| Authors: | BI Qingkun REN Shouguo |
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| Institution: | BI Qingkun REN Shouguo(Department of Environmental Protection Engineering of Eastern Engineering Technology CO.Ltd of Zhong Ye Group; Bao Tou 014010); |
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| Abstract: | The technological innovation program of rare wet smelting technique taken cleaner production as core was studied.Based on the cleaner technique designing,the economical availability was introduced through analysis and experiment of technique theory. |
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| Keywords: | rare earth cleaner production wet smelting wastewater disposal resource recycling |
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