高灰难选细粒煤泥分选研究现状

Research Status of separation of high ash,difficult separated fine slime

高灰难选细粒煤泥分选问题是国内外选煤专家研究的的热点和难点,文章分析了其产生的背景,阐述了浮选柱、浮选机以及新型细粒煤泥分选设备处理难选细粒煤泥的优缺点,介绍了细粒煤分选的新工艺和浮选药剂的研究进展。

The separation problem of the high ash difficult separated fine slime is the hot and difficult research points of the coal preparation experts at home and abroad. The paper analyzed the background and stated the advantages and disadvantages of the floatation column, flotation machine and the new type fine coal slime separation equipments in the difficult separated fine slime separation. The paper introduced the research progress of the new technique and the floatation agent for the fine coal slime separation.