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. 14, 2023

Filed:

Sep. 29, 2022
Applicant:

Korea Institute of Science and Technology, Seoul, KR;

Inventors:

Dong Ki Lee, Seoul, KR;

Hyun Joo Lee, Seoul, KR;

Seojung Han, Seoul, KR;

Heesung Eum, Seoul, KR;

Seokhyeon Cheong, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/32 (2006.01); B01D 53/56 (2006.01); B01D 53/75 (2006.01); B01D 53/78 (2006.01);
U.S. Cl.
CPC ...
B01D 53/56 (2013.01); B01D 53/326 (2013.01); B01D 53/75 (2013.01); B01D 53/78 (2013.01); B01D 2257/404 (2013.01);
Abstract

Provided is a device for removing nitrogen oxide, the device including an inflow path for gas containing nitrogen oxide; and a reversible metal complex compound coming into contact with the gas containing nitrogen oxide which is introduced through the inflow path, wherein the reversible metal complex compound includes a central metal ion reacting and binding with nitrogen oxide; and a ligand coordinating with the central metal ion, wherein when the central metal ion is oxidized, the bound nitrogen oxide is separated, and the oxidized central metal ion is reduced to recombine with nitrogen oxide.


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