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.:
Date of Patent:
Apr. 21, 2020
Filed:
Dec. 23, 2016
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Lucy Clowes, Royston, GB;
Oliver Destecroix, Royston, GB;
John Benjamin Goodwin, Royston, GB;
Michael Anthony Howard, Wayne, PA (US);
Fezile Lakadamyali, Royston, GB;
Sarah Frances Lockett, London, GB;
Paul Millington, Reading, GB;
Chris Robson, Royston, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/46 (2006.01); B01J 21/04 (2006.01); B01J 23/10 (2006.01); B01J 35/04 (2006.01); B01J 37/02 (2006.01); B01J 37/08 (2006.01); B01D 53/94 (2006.01); F01N 3/10 (2006.01); F01N 3/035 (2006.01); F01N 3/28 (2006.01); B01J 23/63 (2006.01); B01J 35/00 (2006.01); F01N 13/00 (2010.01);
U.S. Cl.
CPC ...
B01J 23/464 (2013.01); B01D 53/945 (2013.01); B01J 21/04 (2013.01); B01J 23/10 (2013.01); B01J 23/63 (2013.01); B01J 35/0006 (2013.01); B01J 35/04 (2013.01); B01J 37/0228 (2013.01); B01J 37/08 (2013.01); F01N 3/035 (2013.01); F01N 3/101 (2013.01); F01N 3/2803 (2013.01); F01N 13/00 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1025 (2013.01); B01D 2255/2066 (2013.01); B01D 2255/2092 (2013.01); B01D 2255/407 (2013.01); B01D 2255/908 (2013.01); B01D 2255/9155 (2013.01); F01N 2330/02 (2013.01); F01N 2330/06 (2013.01); F01N 2510/06 (2013.01); Y02A 50/2324 (2018.01); Y02T 10/22 (2013.01);
Abstract
A catalytic wall-flow monolith for use in an emission treatment system comprises a porous substrate and a three-way catalyst (TWC), wherein the TWC is distributed substantially throughout the porous substrate and wherein the TWC comprises: