logo

For the Inventor, By the Inventor

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 11779913 B1

PDFFull Text
Date of Patent:
Oct. 10, 2023

Filed:

Mar. 14, 2019

Ammonia slip catalyst with in-situ pt fixing

Applicant:

Johnson Matthey Public Limited Company, London, GB;

Inventors:

Hai-Ying Chen, Wayne, PA (US);

Joseph Fedeyko, Wayne, PA (US);

Neil Greenham, Royston, GB;

Matthew Harris, Royston, GB;

Jing Lu, Wayne, PA (US);

Yannick Bidal, Royston, GB;

Assignee:
Attorney:
Primary Examiner:

Cam N Nguyen

Int. Cl.
CPC ...
B01J 21/12 (2006.01); B01J 23/42 (2006.01); B01J 23/56 (2006.01); B01J 29/74 (2006.01); B01J 35/00 (2006.01); F01N 3/10 (2006.01); F01N 3/20 (2006.01); B01D 53/94 (2006.01); B01J 29/76 (2006.01); B01J 37/02 (2006.01);
U.S. Cl.
CPC ...
B01J 35/0006 (2013.01); B01D 53/9418 (2013.01); B01D 53/9436 (2013.01); B01D 53/9468 (2013.01); B01J 21/12 (2013.01); B01J 23/42 (2013.01); B01J 29/763 (2013.01); B01J 37/0215 (2013.01); B01J 37/0244 (2013.01); B01J 37/0246 (2013.01); F01N 3/106 (2013.01); F01N 3/2066 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/30 (2013.01); B01D 2255/40 (2013.01); B01D 2255/50 (2013.01); B01D 2255/504 (2013.01); B01D 2255/9022 (2013.01); B01D 2255/9025 (2013.01); B01D 2255/9032 (2013.01); B01D 2257/404 (2013.01); B01D 2257/406 (2013.01);
Abstract

The invention relates to a catalytic article comprising a substrate having an inlet and an outlet; a first coating comprising a blend of: (1) platinum on a support, and (2) a first SCR catalyst; and a second coating comprising a second SCR catalyst; wherein the support comprises at least one of a zeolite or a SiO—AlOmixed oxide. The platinum may be fixed on the support in solution.

Find Patent Forward Citations

Chen, Hai-Ying. (2023). Ammonia slip catalyst with in-situ pt fixing (U.S. Patent No. 11779913). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11779913

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…