When activated carbon, ben-tonite, talcum and lime are used as aid agents (dosage 30mg/L) to intensify coagulation,they improve oil removal 16%, 15.2%, 6.2% and 32.0% respectively.

• 当以活性炭、膨润土、滑石粉和石灰为助剂(投加量30mg/L)；强混凝处理含油废水时；它们分别使矿物油去除率提高了16%25、15.；2%25、6