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:
Mar. 10, 2015

Filed:

Feb. 13, 2013
Applicants:

Mitsubishi Heavy Industries, Ltd., Tokyo, JP;

The Kansai Electric Power Co., Inc., Osaka-shi, Osaka, JP;

Inventors:

Hiromitsu Nagayasu, Tokyo, JP;

Takashi Kamijo, Tokyo, JP;

Takahito Yonekawa, Tokyo, JP;

Hiroshi Tanaka, Tokyo, JP;

Shinya Kishimoto, Tokyo, JP;

Takuya Hirata, Tokyo, JP;

Tatsuya Tsujiuchi, Tokyo, JP;

Masaru Chiyomaru, Tokyo, JP;

Koji Nakayama, Tokyo, JP;

Masahiko Tatsumi, Hyogo, JP;

Yasuyuki Yagi, Hyogo, JP;

Kazuhiko Kaibara, Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/18 (2006.01); B01D 53/62 (2006.01); B01D 53/14 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1418 (2013.01); B01D 53/1475 (2013.01); B01D 53/62 (2013.01); B01D 2252/204 (2013.01); B01D 2257/504 (2013.01); Y02C 10/04 (2013.01); Y02C 10/06 (2013.01);
Abstract

A COrecovery system includes an absorberand a regenerator. The absorberincludes a COabsorbing sectionand a water-washing section. The COabsorbing sectionallows flue gasto come into contact with a basic amine compound absorbentso that the basic amine compound absorbentabsorbs COin the flue gas. The water-washing sectionallows the decarbonated flue gasA in which the amount of COhas been reduced in the COabsorbing sectionto come into contact with circulating wash waterand to be washed with the wash waterso that the amounts of the basic amine compounds entrained in the decarbonated flue gasA are reduced. The regeneratorreleases COfrom the basic amine compound absorbentthe COabsorbed therein.


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