uses: used for waste water treatment and oil-water separating in industrial production and daily life, no matter of the percentage of oil and water. feature: 1、all integrated into machine, easy to operate, light weight, flexible for moving, good looking, high automatization. 2、perfect efficiency, contains below 10ppm’s oil after handling which meet the oil emission standard in advanced city of the world. 3、low cost. repeatable use of accumulating medium, and be cleaned once per 2-3years, and no mechanical operating components installed. 4、long service time. the machine, which adopts long service time carbon steel, antirust treatment with epoxy, and patent medium, can be used for 15 years or longer.