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:
Sep. 13, 2022
Filed:
Mar. 27, 2020
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Shuhei Nagaoka, Tochigi, JP;
Kerry Simmance, Reading, GB;
Andrea Eva Pascui, Reading, GB;
Emily Price, Reading, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01D 53/94 (2006.01); B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 23/34 (2006.01); B01J 23/83 (2006.01); B01J 35/10 (2006.01); B01J 37/00 (2006.01); B01J 37/04 (2006.01); B01J 37/14 (2006.01); F01N 3/10 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01J 23/002 (2013.01); B01D 53/945 (2013.01); B01J 21/04 (2013.01); B01J 21/066 (2013.01); B01J 23/34 (2013.01); B01J 23/83 (2013.01); B01J 35/1014 (2013.01); B01J 37/0072 (2013.01); B01J 37/04 (2013.01); B01J 37/14 (2013.01); F01N 3/101 (2013.01); F01N 3/28 (2013.01); B01D 2255/2063 (2013.01); B01D 2255/2073 (2013.01); B01D 2255/2092 (2013.01); B01D 2255/20715 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/402 (2013.01); B01J 2523/31 (2013.01); B01J 2523/3706 (2013.01); B01J 2523/48 (2013.01); B01J 2523/72 (2013.01); B01J 2523/842 (2013.01); F01N 2370/04 (2013.01);
Abstract
Compositions, articles, and methods related to a three-way-catalyst composition comprising a perovskite-type compound of formula (I): LaBB'Oor formula (II):[BO]:[LaBO]and a non-redox active component; wherein B or B′ is Fe, Mn, Co, Ni, Cu, Ti, or Zr; q is in a range from about 0 to about 0.5; x is from about 1 to about 2.5; y is from about 1 to about 30 wt %; z is about 0.6 to about 1.1; δ is in a range from about 0 to about 0.6.