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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.:

US 9956519 B1

PDFFull Text
Date of Patent:
May. 01, 2018

Filed:

Sep. 15, 2014

Absorbent for desulfurization of combustion gas and method of treating combustion gas using the same

Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Korea Institute of Energy Research, Daejeon, KR;

Inventors:

Shin-Tae Bae, Gyeonggi-do, KR;

Yeoil Yoon, Daejeon, KR;

Sungchan Nam, Daejeon, KR;

Soonkwan Jeong, Daejeon, KR;

Sungyeoul Park, Daejeon, KR;

Ilsoo Chun, Daejeon, KR;

Youngeun Kim, Daejeon, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

KOREA INSTITUTE OF ENERGY RESEARCH, Daejeon, KR;

Attorneys:

Mintz Levin Cohn Ferris Glovsky and Popeo, P.C.

Peter F. Corless

Primary Examiner:

Daniel Berns

Int. Cl.
CPC ...
B01D 53/78 (2006.01); B01D 53/14 (2006.01); B01D 53/50 (2006.01); B01D 53/56 (2006.01); B01D 53/60 (2006.01); B01D 53/62 (2006.01); B01D 53/75 (2006.01); B01D 53/77 (2006.01); F23J 15/00 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1493 (2013.01); B01D 53/507 (2013.01); B01D 53/60 (2013.01); B01D 53/62 (2013.01); F23J 15/006 (2013.01); B01D 53/75 (2013.01); B01D 2251/304 (2013.01); B01D 2251/306 (2013.01); B01D 2251/402 (2013.01); B01D 2251/404 (2013.01); B01D 2251/604 (2013.01); B01D 2251/606 (2013.01); B01D 2251/80 (2013.01); B01D 2252/10 (2013.01); B01D 2252/20442 (2013.01); B01D 2252/20447 (2013.01); B01D 2252/504 (2013.01); B01D 2257/302 (2013.01); B01D 2257/404 (2013.01); B01D 2257/504 (2013.01); B01D 2258/0283 (2013.01); F23J 2215/10 (2013.01); F23J 2215/20 (2013.01); F23J 2215/50 (2013.01); Y02C 10/04 (2013.01); Y02C 10/06 (2013.01); Y02E 20/326 (2013.01);
Abstract

An absorbent for desulfurization of combustion gas is provided. The absorbent includes about 1 to about 16 wt % of potassium carbonate (KCO); about 0.1 to about 10 wt % of a promoting agent including hindered cyclic amine, hindered cyclic amine bicarbonate, or a combination thereof; and a balance amount of water. In addition, a method of treating the combustion gas using the absorbent is provided.

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