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.

Date of Patent:
Jun. 12, 2018

Filed:

Jun. 15, 2009
Applicants:

Kenneth E. Voss, Somerville, NJ (US);

Kevin A. Hallstrom, Clinton, NJ (US);

Sanath V. Kumar, Hillsborough, NJ (US);

Susanne Stiebels, Adenbuttel, DE;

Marius Vaarkamp, Burlington, NJ (US);

Inventors:

Kenneth E. Voss, Somerville, NJ (US);

Kevin A. Hallstrom, Clinton, NJ (US);

Sanath V. Kumar, Hillsborough, NJ (US);

Susanne Stiebels, Adenbuttel, DE;

Marius Vaarkamp, Burlington, NJ (US);

Assignee:

BASF Corporation, Florham Park, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/10 (2006.01); F01N 3/00 (2006.01); F01N 3/02 (2006.01); B01D 53/94 (2006.01); F01N 3/023 (2006.01); F01N 3/08 (2006.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
B01D 53/9418 (2013.01); B01D 53/944 (2013.01); B01D 53/945 (2013.01); B01D 53/9495 (2013.01); F01N 3/0231 (2013.01); F01N 3/0821 (2013.01); F01N 3/2066 (2013.01); B01D 53/9477 (2013.01); B01D 2251/2067 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1025 (2013.01); B01D 2255/9155 (2013.01); B01D 2258/012 (2013.01); F01N 2510/0682 (2013.01); F01N 2570/18 (2013.01); F01N 2610/02 (2013.01); Y02T 10/22 (2013.01); Y02T 10/24 (2013.01);
Abstract

Zoned diesel oxidation catalysts containing a higher precious metal loading in the inlet zone that the outlet zone and an equal or shorter length inlet zone are described. Emission treatment systems and methods of remediating nitrogen oxides (NOx), particulate matter, and gaseous hydrocarbons using zoned diesel oxidation catalysts are also described.


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