Water treatment apparatus

Abstract

A water treatment apparatus includes an anoxic tank configured to receive raw water, a treatment tank including a plurality of membrane separators immersed therein, an inflow path configured to supply water to be treated from the anoxic tank to the treatment tank, and a return path configured to return the water to be treated from the treatment tank to the anoxic tank. The membrane separators are arranged in a plurality of rows in the treatment tank. The return path extends directly below and along each row of the membrane separators. Portions of the return path corresponding to the respective membrane separators arranged in each row are covered, and openings to receive the water to be treated are provided in portions of the return path corresponding to respective gaps between the membrane separators.

Dependencies are inferred from the claim text.