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.

Date of Patent:
Dec. 31, 2024

Filed:

Sep. 06, 2022
Applicants:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Toshiba Energy Systems & Solutions Corporation, Kawasaki, JP;

Inventors:

Norihiro Yoshinaga, Yokohama, JP;

Shinichi Sekiguchi, Bunkyo, JP;

Naoki Syoji, Hachioji, JP;

Ryota Kitagawa, Setagaya, JP;

Yoji Nakamori, Kamakura, JP;

Hideaki Sato, Yokohama, JP;

Yoshitsune Sugano, Kawasaki, JP;

Tetsuharu Tanoue, Setagaya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 1/04 (2021.01); C25B 9/19 (2021.01); C25B 13/02 (2006.01); C25B 15/02 (2021.01); C25B 15/08 (2006.01);
U.S. Cl.
CPC ...
C25B 1/04 (2013.01); C25B 9/19 (2021.01); C25B 13/02 (2013.01); C25B 15/02 (2013.01); C25B 15/085 (2021.01); C25B 15/087 (2021.01);
Abstract

An electrochemical reaction device of an embodiment includes: an electrochemical reaction cellthat includes: a first electrode having a first flow path, a second electrode having a second flow path, and a separating membrane sandwiched between the first electrode and the second electrode; a liquid tank that contains a liquid to be treated supplied to the second flow path of the second electrode; a first pipe that connects an inlet of the second flow path and the liquid tank; a second pipe that connects an outlet of the second flow path and the liquid tank; and a backflow suppression mechanism that is provided in the second pipe to prevent backflow of the liquid to be treated flowing in the second pipe or reduce a backflow speed.


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