The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 2022
Filed:
Sep. 06, 2019
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Makoto Miyahara, Tajimi, JP;
Makiko Ichikawa, Nagoya, JP;
Kenji Yajima, Nagoya, JP;
Takeshi Hagio, Inazawa, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/08 (2006.01); B01D 65/10 (2006.01);
U.S. Cl.
CPC ...
G01N 15/08 (2013.01); B01D 65/102 (2013.01); B01L 2300/0681 (2013.01); B01L 2300/0832 (2013.01); B01L 2400/0403 (2013.01);
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.