Introduces the transformation of treating slumy technology process in Zhenchengdi preparation plant.By analysing screening test acount of fines,approaches the feasible on fines grading floation.

• 介绍了镇城底矿煤泥水处理工艺流程的技术改造,分析了入浮煤泥筛分试验数据,探讨了煤泥分级浮选的可行性。