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:
Nov. 08, 2019
Applicant:
Umicore Ag & Co. KG, Hanau-Wolfgang, DE;
Inventors:
Elena Mueller, Pfungstadt, DE;
Kris Driesen, Olen, BE;
Assignee:
UMICORE AG & CO. KG, Hanau-Wolfgang, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/94 (2006.01); B01J 23/14 (2006.01); B01J 23/44 (2006.01); B01J 37/02 (2006.01); F01N 3/20 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01D 53/9422 (2013.01); B01D 53/944 (2013.01); B01D 53/9418 (2013.01); B01D 53/9468 (2013.01); B01D 53/9477 (2013.01); B01J 23/14 (2013.01); B01J 23/44 (2013.01); B01J 37/0215 (2013.01); F01N 3/2066 (2013.01); F01N 3/2803 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/2063 (2013.01); B01D 2255/2065 (2013.01); B01D 2255/2094 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20746 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/50 (2013.01); B01D 2255/904 (2013.01); B01D 2255/9022 (2013.01); B01D 2255/91 (2013.01); F01N 2370/04 (2013.01);
Abstract
The present invention relates to a composite metal oxide which comprises 80 to 97 wt %, in relation to the weight of the composite metal oxide, of one or more oxides of cerium and 3 to 20 wt %, in relation to the composite metal oxide of a metal oxide comprising tin oxide (SnO) and lanthanum oxide (LaO) and/or aluminum oxide (AlO), a composite material for the storage of nitrogen oxides which comprises such composite metal oxide and palladium, as well as an exhaust gas system containing said composite material.