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:
Jul. 15, 2025
Filed:
Nov. 07, 2019
Applicant:
Umicore Ag & Co. KG, Hanau-Wolfgang, DE;
Inventors:
Martin Foerster, Büdingen, DE;
Benjamin Barth, Alzenau, DE;
Manuel Gensch, Aschaffenburg, DE;
Jan Schoenhaber, Darmstadt, DE;
Assignee:
UMICORE AG & CO, KG, Hanau-Wolfgang, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/24 (2006.01); B01D 53/94 (2006.01); B01J 35/31 (2024.01); B01J 35/40 (2024.01); B01J 35/56 (2024.01); B01J 35/64 (2024.01); B01J 37/02 (2006.01); F01N 3/022 (2006.01); F01N 3/035 (2006.01); F01N 3/10 (2006.01); F01N 3/28 (2006.01); C04B 41/45 (2006.01);
U.S. Cl.
CPC ...
F01N 3/022 (2013.01); B01D 46/2429 (2013.01); B01D 46/24492 (2021.08); B01D 46/249 (2021.08); B01D 53/9472 (2013.01); B01J 35/31 (2024.01); B01J 35/40 (2024.01); B01J 35/56 (2024.01); B01J 35/64 (2024.01); B01J 37/0221 (2013.01); F01N 3/035 (2013.01); F01N 3/101 (2013.01); F01N 3/2803 (2013.01); B01D 46/2482 (2021.08); B01D 53/9431 (2013.01); B01D 53/9454 (2013.01); B01D 2255/10 (2013.01); B01D 2255/9032 (2013.01); B01D 2255/9155 (2013.01); B01D 2279/30 (2013.01); C04B 41/4545 (2013.01); F01N 2370/02 (2013.01);
Abstract
The invention relates to a wall-flow filter, to a method for the production and the use of the filter for reducing harmful exhaust gases of an internal combustion engine. The wall-flow filter was produced by exposing the filter at least twice successively to a powder-gas aerosol.