煤中有害微量元素的赋存状态Modes of Occurrence on Hazardous Trace Elements in Coal
王文峰,秦勇,宋党育
摘要(Abstract):
基于前人资料的分析总结,系统探讨了煤中Ag等26种有害微量元素的赋存状态。研究结果表明:煤中有害元素或多或少都与无机质、有机质有联系,只是联系程度不同。有些在地壳中被认为彼此关系不大的元素,在煤中却密切相关。煤中B、Be、Br等主要以有机相赋存,其它有害元素主要与矿物质有关。
关键词(KeyWords): 煤;有害微量元素;赋存状态
基金项目(Foundation): 中国煤田地质总局重点科学技术课题“中国洁净煤地质研究”(7F025)资助项目
作者(Author): 王文峰,秦勇,宋党育
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