七煤集团公司洗煤厂粗煤泥回收系统的改进

Improvement of coarse slime recovery system in preparation plant of Qitaihe Prepared Coal Group Comp.

由于捞坑分级效果差 ,导致 +0 5mm超粒进入浮选系统 ,对浮选各工艺环节产生很大的影响 ,经过粗煤泥回收系统的改进 ,使大部分粗精煤得到回收 ,为该厂创造了显著的经济效益。

Because the grade result of waterlogged pit is poor,lead the ultra size(+0.5 mm) into the floatation system effect the every floatation process.Through improving the coarse slime recovery system,a lot of coarse prepared slime are recoveried and obvious economic benefit is made for the plant.