APPARATUS FOR ACTIVE TREATMENT OF SEWAGE

摘要

PROBLEM TO BE SOLVED: To provide an apparatus for active treatment of sewage, having an enhanced treatment capacity in a membrane separation zone in a biological reaction tank.

SOLUTION: The inside of the biological reaction tank 1 is divided into an auxiliary air diffusion zone A1 and the membrane separation zone A2, and a rectifying plate 4 is arranged between the two zones so that the fluid in the tank may form a uniform rectified flow from the auxiliary air diffusion zone A1 to the membrane separation zone A2.

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