二次浮选工艺改造

针对淮南矿业集团选煤厂精煤灰分一直较高的问题,通过对影响灰分的几个原因的分析,决定试用二次浮选工艺,由效益分析得出,二次浮选工艺能较好的解决本厂面临的问题。 The secondary flotation process was adopted for solved the high ash content in cleaned coal through influence factors analysis. The benefit analysis was also made that this process may solve high ash content in cleaned coal problem