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Title:
STATE DIAGNOSIS METHOD FOR SEPARATION MEMBRANE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2023/100958
Kind Code:
A1
Abstract:
Provided is a state diagnosis method for a separation membrane element for obtaining permeated water from water to be treated, the state diagnosis method involving diagnosing, on the basis of predetermined state diagnosis criteria, at least one among the presence/absence of deterioration and damage in the separation membrane element, the degree of the deterioration and damage, and the position of the damage.

Inventors:
KAWASHIMA YOSHIYUKI (JP)
TOMIOKA KAZUNORI (JP)
NAKATSUJI KOJI (JP)
AMAMIYA SEIICHI (JP)
Application Number:
PCT/JP2022/044296
Publication Date:
June 08, 2023
Filing Date:
November 30, 2022
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B01D61/02; B01D65/10
Domestic Patent References:
WO2020071507A12020-04-09
WO2021162093A12021-08-19
WO2013093537A12013-06-27
Foreign References:
JP2001062255A2001-03-13
JP2015042385A2015-03-05
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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