Dewatering suspension of solids in aqueous medium for sludge treatment, involves adding non-ionic water-soluble polymer and cationic polymeric flocculant of preset intrinsic viscosity in specific form, to suspension

• 加入由非离子水溶性聚合物和具有一定粘度的阳离子聚合物组成的絮凝剂,使污泥脱水