Practice of coal slurry treatment in process of separating high sulfur coal

According to the problem existed in coal slurry treating system of Xipang coal preparation plant,on the basis of analyzing quality of water,replaced the anionic polyacrylamide by cationic-type polyacrylamide to treat coal slurry,which method is not only reduced consumption of agent but also improved the effect of separation,obtained significant economic benefit for the coal preparation plant.