The treatment techniques of sewage recycling are introduced briefly. Ai ming at the present situation of the refinery wastewater discharging abundantly, two treatment schemes are put forward. The feasibility and practicability of th e refinery wastewater recycling are verified by the design of the technological processes. The experiments show that the refinery wastewater can be reused after its main indexes have completely reached and exceeded the water standard for mi scellaneous living use by the advanced...