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AssigneesMetawater Co., Ltd., The University of Kitakyushu
InventorsTetsuya YANASE, Hidenari YASUI, Mitsuharu TERASHIMA
Estimating the term…
A method includes: stopping the supply of the oxygen to the membrane support; pushing a chemical solution that cleans the plurality of holes from a lower end of the membrane support to inside of the membrane support; pushing water or first air that pushes out the chemical solution inside the plurality of holes to a side of the reaction tank from the lower end to the inside of the membrane support; performing closing control of a valve that controls an amount of air to be discharged from an upper end of the membrane support; and pushing second air to dry the inside of the plurality of holes by pushing out the water or the first air inside the plurality of holes to the side of the reaction tank from the lower end to the inside of the membrane support.
A method for cleaning an organic waste water treatment apparatus including a tank and a supplier that supplies at least oxygen, the tank including a pipe-shaped membrane support that allows molecular diffusion of the oxygen supplied by the supplier into the tank via a plurality of holes, the method comprising:
Dependencies are inferred from the claim text.