The company about petrochemical industry in jinzhou city lying in the west of liaoning province near by the sea of bohai ,is the area of industry,which is heavily polluted,but our country and the departmentof protected environment are instructed in industrial sewage fiowing out The paper studies on doing best in technology of selecting medication for petroleum sewage treament and sewage reused . The paper studies mainly on petroleum sewage of The company about petrochemical industry in jinzhou city.the work of petroleum sewage treatment first exorcize petroleum and hunging ator using medication of sewage treatment,second ,find the best way to improve the quality of water from petroleum sewage treatment in accordance with level of technology about petroleum sewage treament and sewage reused in our country,and in line with demand from The company about petrochemical industry in jinzhou city...
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