1. The water oil equipment with novel design can remove oil from oiled water in small and medium pool s. The oiled water after treatment can reach the national draining standard as well as be used for equipment cooling repeatedly. 2. It is easy to install and operate, unattended, energy-saving and significantly effective for the water recycling and environment protection, the ideal equipment for various industries. 3. It is applicable to hydraulic pressure station, steel factory, power plant, railway, shipping, automobile factory, paper factory, etc.