US 12,263,448 B2
Separation membrane module and liquid treatment system including the same
Toshiyuki Kawashima, Osaka (JP); and Tomoya Ogawa, Osaka (JP)
Assigned to NITTO DENKO CORPORATION, Osaka (JP)
Appl. No. 17/424,776
Filed by NITTO DENKO CORPORATION, Ibaraki (JP)
PCT Filed Dec. 4, 2019, PCT No. PCT/JP2019/047508
§ 371(c)(1), (2) Date Jul. 21, 2021,
PCT Pub. No. WO2020/153007, PCT Pub. Date Jul. 30, 2020.
Claims priority of application No. 2019-008451 (JP), filed on Jan. 22, 2019.
Prior Publication US 2022/0062825 A1, Mar. 3, 2022
Int. Cl. B01D 61/58 (2006.01); B01D 19/00 (2006.01); B01D 61/08 (2006.01); B01D 61/18 (2006.01); B01D 63/04 (2006.01); B01D 63/10 (2006.01); C02F 1/20 (2023.01); C02F 1/44 (2023.01)
CPC B01D 61/58 (2013.01) [B01D 19/0031 (2013.01); B01D 61/08 (2013.01); B01D 61/18 (2013.01); B01D 63/04 (2013.01); B01D 63/101 (2022.08); C02F 1/20 (2013.01); C02F 1/44 (2013.01); B01D 2311/04 (2013.01); B01D 2311/06 (2013.01); B01D 2311/2653 (2013.01); B01D 2313/16 (2013.01); B01D 2317/025 (2013.01); C02F 1/441 (2013.01); C02F 1/442 (2013.01); C02F 1/444 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A separation membrane module comprising:
a container;
a degassing membrane element that is disposed inside the container;
a separation membrane element that is disposed inside the container, is located upstream or downstream of the degassing membrane element in a flow direction of a liquid to be treated, and filters the liquid; and
a support disposed at a gap between the degassing membrane element and an outer wall of the container, the support having a through hole that allows the liquid to pass through the support,
wherein both of the degassing membrane element and the separation membrane element are contained in the container.