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:
Dec. 13, 2022
Filed:
Sep. 13, 2019
Applicant:
Organo Corporation, Tokyo, JP;
Inventors:
Assignee:
ORGANO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/02 (2006.01); B01D 61/08 (2006.01); B01D 65/02 (2006.01); C02F 1/04 (2006.01); C02F 1/44 (2006.01); C02F 9/00 (2006.01); C02F 103/34 (2006.01);
U.S. Cl.
CPC ...
B01D 61/026 (2022.08); B01D 61/025 (2013.01); B01D 61/027 (2013.01); B01D 61/08 (2013.01); B01D 65/02 (2013.01); C02F 9/00 (2013.01); B01D 2311/02 (2013.01); B01D 2311/25 (2013.01); B01D 2311/2673 (2013.01); B01D 2313/10 (2013.01); B01D 2313/12 (2013.01); B01D 2317/022 (2013.01); B01D 2321/12 (2013.01); B01D 2321/164 (2013.01); C02F 1/048 (2013.01); C02F 1/441 (2013.01); C02F 1/442 (2013.01); C02F 2103/346 (2013.01); C02F 2301/046 (2013.01); C02F 2303/16 (2013.01);
Abstract
A system for treating a tetraalkylammonium hydroxide-containing liquid having a high-pressure type reverse osmosis membrane device concentrating a liquid to be treated containing tetraalkylammonium hydroxide at a concentration side, and a line for supplying the concentrated liquid to be treated by the reverse osmosis membrane device to an evaporator further concentrating the concentrated liquid to be treated.