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采用150mm复锥自生介质旋流器对平顶山集利选煤厂1mm及以下的原煤进行了分选，获得了良好的效果，从而对细粒煤的处理又开辟了一条崭新的途径。
The raw material of 1mm and below at Pingdingshan Jili Coal Preparation Plant was sorted by 150mm double cone self - generating medium cyclone, and good results were obtained, which opened up a brand new way for the treatment of fine coal.