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:
Jan. 30, 2024
Filed:
May. 12, 2022
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Daniel Avis, Royston, GB;
Yannick Bidal, Royston, GB;
Alexander Nicholas Michael Green, Royston, GB;
Neil Greenham, Royston, GB;
Matthew Eben Harris, Royston, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 29/76 (2006.01); F01N 3/20 (2006.01); F01N 3/08 (2006.01); F01N 3/28 (2006.01); B01J 29/035 (2006.01); B01J 29/72 (2006.01);
U.S. Cl.
CPC ...
B01J 29/76 (2013.01); F01N 3/2066 (2013.01); B01J 29/0358 (2013.01); B01J 29/7215 (2013.01); B01J 29/7615 (2013.01); F01N 3/0807 (2013.01); F01N 3/0828 (2013.01); F01N 3/0871 (2013.01); F01N 3/206 (2013.01); F01N 3/2803 (2013.01); F01N 2240/18 (2013.01); F01N 2250/12 (2013.01); F01N 2570/14 (2013.01); F01N 2570/145 (2013.01); F01N 2610/02 (2013.01); F01N 2900/1624 (2013.01);
Abstract
A catalytic composition for treating a NOx-containing exhaust gas, wherein the composition comprises a copper-substituted small-pore zeolite comprising: i) Ce and/or La in a total amount of about 5 to about 400 g/ft; and ii) Nd and/or Nb in a total amount of about 5 to about 400 g/ft.