煤中微量有害元素洗选洁净的研究进展

Coal Conversion(2011)

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Abstract
阐述了煤中微量有害元素的赋存状态和洗选脱除机理,指出微量有害元素在选煤过程中的迁移行为取决于其赋存状态和有机亲和性,以无机态或矿物质结合态为主的有害元素大部分能被脱除,总结概括了常规洗选方法脱除煤中微量有害元素的研究状况,指出常规洗选方法一定程度上脱除煤中微量有害元素,重点分析了磁选脱除煤中有害微量元素的研究进展.
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Key words
cleaning,trace elements,affinity,magnetic separation
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