... speed 4) Low rate of residual oil Activated clay for oil refinery with high gradeThe activated clay is ... matters by effective, such as phosphorus oil,soap and trace metal oil and aflatoxin,pigment,colloid,impurity,dram ... ect.,and Make it become the high-class oil.No.2.For the Mineral OilThe activated ... to decolorize and refine the mineral oil,including the petroleum,wax oil,kerosene and others.No.3 For ...