Coal Mill Of The Coal Water Slurry Malaw
Study On The Stability Of Coal Water Slurry Using. The coal was initially dried under vacuum at 105 o C for 24 h and then grinded by a 20L23 mill to obtain two coal samples a coarse coal and a fine coal The coarse coal was the one comminuted for 40 min and screened through a 70mesh screener and the fine one was comminuted for 3 h and screened through a 100mesh screener