The kind,coagulating mechanism and engineering application present of flocculent in different slurry were introduced in this paper,some problems of coagulation for slurry were analysed.

• 介绍了絮凝剂的种类及在不同煤泥水中的混凝机理和工程应用现状,分析了絮凝剂在煤泥水处理中存在的问题。