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:
Feb. 18, 2020
Filed:
Sep. 22, 2017
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventor:
Mark Robert Feaviour, Reading, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/94 (2006.01); B01J 23/89 (2006.01); B01J 21/12 (2006.01); B01J 21/04 (2006.01); B01J 35/00 (2006.01); B01J 35/04 (2006.01); F01N 3/10 (2006.01);
U.S. Cl.
CPC ...
B01D 53/9459 (2013.01); B01J 21/04 (2013.01); B01J 21/12 (2013.01); B01J 23/8926 (2013.01); B01J 35/0006 (2013.01); B01J 35/04 (2013.01); F01N 3/103 (2013.01); B01D 2255/50 (2013.01); B01D 2255/9025 (2013.01); B01D 2255/9035 (2013.01); B01D 2255/91 (2013.01); B01D 2255/9155 (2013.01); B01D 2257/502 (2013.01); B01D 2257/702 (2013.01);
Abstract
An oxidation catalyst is described for treating an exhaust gas produced by a diesel engine comprising a catalytic region and a substrate, wherein the catalytic region comprises a catalytic material comprising: a copper (Cu) component; a platinum group metal (PGM) selected from the group consisting of (i) platinum (Pt), (ii) palladium (Pd) and (iii) platinum (Pt) and palladium (Pd); and a support material, which is a refractory oxide comprising alumina; wherein the platinum group metal (PGM) and the copper (Cu) component is each supported on the support material.