Title:
WASTEWATER TREATMENT APPARATUS AND WASTEWATER TREATMENT METHOD
Document Type and Number:
Japanese Patent JP2023062886
Kind Code:
A
Abstract:
To provide a wastewater treatment apparatus and a wastewater treatment method capable of improving a wastewater treatment capacity of MABR.SOLUTION: A wastewater treatment apparatus includes a treatment tank in which wastewater is treated, a hollow fiber membrane module including a hollow fiber membrane, and an air diffuser. The hollow fiber membrane module and the air diffuser are immersed in the wastewater in the treatment tank, and the air diffuser is placed at a position where at least a part thereof does not overlap the hollow fiber membrane module when viewed from above. Using thus configured wastewater treatment apparatus, wastewater treatment is performed using a microbial layer derived from microorganisms in the wastewater formed on a surface of the hollow fiber membrane.SELECTED DRAWING: Figure 1
Inventors:
KIKO TANESEI
Application Number:
JP2021173045A
Publication Date:
May 09, 2023
Filing Date:
October 22, 2021
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
C02F3/10; B01D63/02; C02F3/06; C02F3/20
Attorney, Agent or Firm:
田▲崎▼ 聡
Shunsuke Fushimi
Kazunori Onami
Shunsuke Fushimi
Kazunori Onami