Method for inspecting separation membrane structure, method for manufacturing separation membrane module, and method for manufacturing separation membrane structure
US11402314B2 · kind B2 · utility
1Cited by
2References
11Claims
0Family size
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Key dates
| Filing date | Sep 6, 2019 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Feb 11, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2015/084
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for inspecting a separation membrane structure includes an assembly step of sealing a separation membrane structure that includes a porous substrate and a separation membrane into a casing, and an inspection step of applying pressure to an inspection liquid that has filled a first main surface side of the separation membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.