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:
Nov. 25, 2025

Filed:

Sep. 02, 2021
Applicant:

Kobe Steel, Ltd., Hyogo, JP;

Inventors:

Norihide Maeda, Kobe, JP;

Akira Kishimoto, Kobe, JP;

Takuo Shigehisa, Kobe, JP;

Ken Nakanishi, Kakogawa, JP;

Kunihiko Shimizu, Hyogo, JP;

Assignee:

KOBE STEEL, LTD., Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); B01D 53/14 (2006.01); B01D 53/18 (2006.01); B01D 53/62 (2006.01); B01D 53/78 (2006.01); B01D 53/96 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1425 (2013.01); B01D 53/1475 (2013.01); B01D 53/18 (2013.01); B01D 53/62 (2013.01); B01D 53/78 (2013.01); B01D 53/96 (2013.01); B01D 2252/204 (2013.01); B01D 2252/504 (2013.01); B01D 2257/504 (2013.01);
Abstract

Provided is a regeneration device for heating a treatment liquid in a phase-separated state due to absorption of an acidic compound to release the acidic compound and regenerate the treatment liquid. The regeneration device includes a container for storing the treatment liquid, and a first wall that partitions a space in the container into a first space and a second space. The first space includes: a heating region that receives the treatment liquid supplied from an outside of the container and in which a heating unit for heating the treatment liquid is disposed; and a static region that receives the treatment liquid from the heating region, the treatment liquid having released the acidic compound by being heated by the heating unit. The second space allows the treatment liquid having released the acidic compound to be discharged. The first wall is provided with an opening through which the treatment liquid in the static region flows into the second space.


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