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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.:

US 11154847 B1

PDFFull Text
Date of Patent:
Oct. 26, 2021

Filed:

Jun. 08, 2018

Catalytic article and exhaust gas treatment systems

Applicant:

Basf Corporation, Florham Park, NJ (US);

Inventors:

Joseph A. Patchett, Iselin, NJ (US);

Kevin Beard, Hannover, DE;

Edgar Viktor Huennekes, Hannover, DE;

Robert Dorner, Hannover, DE;

Kevin A Hallstrom, Iselin, NJ (US);

Ansgar Wille, Hannover, DE;

Kenneth E Voss, Iselin, NJ (US);

Martin Kalwei, Hannover, DE;

Assignee:

BASF Corporation, Florham Park, NJ (US);

Attorney:

Finnegan, Henderson, Farabow, Garrett & Dunner LLP

Primary Examiner:

Timothy C Vanoy

Int. Cl.
CPC ...
B01D 53/94 (2006.01); B01J 21/06 (2006.01); B01J 23/10 (2006.01); B01J 23/30 (2006.01); B01J 23/44 (2006.01); B01J 29/76 (2006.01); B01J 35/00 (2006.01); B01J 35/04 (2006.01); B01J 37/02 (2006.01); B01J 37/08 (2006.01); F01N 3/20 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01J 35/0006 (2013.01); B01D 53/944 (2013.01); B01D 53/9418 (2013.01); B01D 53/9436 (2013.01); B01D 53/9468 (2013.01); B01D 53/9472 (2013.01); B01J 21/063 (2013.01); B01J 23/10 (2013.01); B01J 23/30 (2013.01); B01J 23/44 (2013.01); B01J 29/763 (2013.01); B01J 35/04 (2013.01); B01J 37/0228 (2013.01); B01J 37/0236 (2013.01); B01J 37/0244 (2013.01); B01J 37/08 (2013.01); F01N 3/2066 (2013.01); F01N 3/2825 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/50 (2013.01); B01D 2255/9022 (2013.01); B01D 2255/9155 (2013.01); F01N 2330/02 (2013.01); F01N 2330/30 (2013.01); F01N 2370/04 (2013.01); F01N 2510/063 (2013.01);
Abstract

The present invention relates to a catalytic article comprising a substrate having a catalyst composition disposed thereon, wherein the catalyst composition comprises a platinum group metal impregnated onto a porous support and a selective catalytic reduction catalyst, wherein the catalyst composition is substantially free of platinum; and wherein the catalytic article is effective in the abatement of nitrogen oxides (NOx) and hydrocarbons (HCs). The present invention further relates to exhaust gas treatment systems for treating an exhaust gas stream exiting a diesel engine.

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