嫩BBB搡BBB搡BBB四川_CHINESE国产人妖TS_少妇久久久久久被弄到高潮_亚洲色大成网站WWW永久网站_爱做久久久久久_深夜放纵内射少妇_欧美牲交a欧美牲交aⅴ图片_国精产品一二二线_国产亚洲人成网站在线观看琪琪秋_

Type: Thermal coal preparation plant

Scale: 1.20Mt/a

Contracting mode: partial contracting, new construction projects

Process: 70-0mm raw coal is fed into a three product heavy medium cyclone without desliming, classification, and pressure. Coarse and fine coal slurry is dehydrated and recovered by a high-frequency screen, and the coal slurry water is concentrated in a thickener and then combined with a high-frequency screen and a filter press for dehydration and recovery. The washing water is circulated in a closed circuit, which is environmentally friendly and energy-saving.