Title:
MEMBRANE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2023/112977
Kind Code:
A1
Abstract:
A membrane element 100 comprises: a separation membrane 10 that removes impurities included in raw water supplied from a supply surface 20a side; and a cylindrical porous membrane 20 that is provided on a permeation surface 10b side opposite to the supply surface 10a side of the separation membrane 10 and removes impurities included in raw water having passed through the separation membrane 10. The cylindrical porous membrane 20 has a plurality of through-holes 20h penetrating from the supply surface 20a toward the permeation surface 20b. The diameters of the through-holes 20h are identical or approximately identical.
Inventors:
FUJIOKA TAKAHIRO (JP)
Application Number:
PCT/JP2022/046139
Publication Date:
June 22, 2023
Filing Date:
December 15, 2022
Export Citation:
Assignee:
UNIV NAGASAKI (JP)
International Classes:
B01D61/58; B01D63/00; B01D63/10; B01D69/00; C02F1/44
Foreign References:
| JP2017213500A | 2017-12-07 | |||
| JP2017213515A | 2017-12-07 | |||
| JP2018527180A | 2018-09-20 |
Attorney, Agent or Firm:
ARAFUNE, Hiroshi et al. (JP)
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