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COAL RECOVERY SYSTEM FROM MINE TAILINGS

机译:尾矿采煤系统

摘要

The invention resides in the area of separating coal from the accompanying gangue. The coal and gangue are contacted with water and a water-immiscible organic liquid, agitation applied, and the water fraction and organic liquid fraction are separated. Depending on the ratio of water and organic liquid to coal-gangue, the gangue and water are drawn off from the top of the mixture and the coal and organic liquid from the bottom or the water-coal from the top and gangue -liquid from the bottom. The advantages produced are a lower sulfur content and lower ash content.
机译:本发明在于将煤与伴随的脉石分离的领域。使煤和煤gang石与水和与水不混溶的有机液体接触,进行搅拌,并将水部分和有机液体部分分离。根据水和有机液体与煤-石的比例,从混合物的顶部排出煤and石和水,从底部排出煤和有机液体,从顶部排出水煤和从煤the石中抽出煤liquid石。底部。产生的优点是较低的硫含量和较低的灰分含量。

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