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:
Oct. 04, 2022
Filed:
Mar. 26, 2021
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Desiree Duran-Martin, Reading, GB;
Jose Villoria, Reading, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/08 (2006.01); B01J 20/30 (2006.01); B01D 53/04 (2006.01); B01D 53/94 (2006.01); C01G 45/12 (2006.01); F01N 3/021 (2006.01); F01N 3/10 (2006.01); F01N 3/28 (2006.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
B01J 20/08 (2013.01); B01D 53/04 (2013.01); B01D 53/9481 (2013.01); B01J 20/3071 (2013.01); B01J 20/3085 (2013.01); C01G 45/12 (2013.01); F01N 3/021 (2013.01); F01N 3/101 (2013.01); F01N 3/105 (2013.01); F01N 3/2066 (2013.01); F01N 3/28 (2013.01); B01D 2253/104 (2013.01); B01D 2257/404 (2013.01); B01D 2259/40088 (2013.01); C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); F01N 2370/02 (2013.01);
Abstract
The present disclosure is directed to a mixed oxide composition comprising manganese, aluminum and/or magnesium, and a rare earth element; a method of making the mixed oxide composition; a NOx adsorber comprising the mixed oxide composition; an exhaust system for internal combustion engines comprising the NOx adsorber; and a method for reducing NOx in an exhaust gas that employs the NOx adsorber.