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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 9657665 B1

PDFFull Text
Date of Patent:
May. 23, 2017

Filed:

Feb. 25, 2014

System, method, and apparatus for sulfur recovery on an scr catalyst

Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Aleksey Yezerets, Columbus, IN (US);

Krishna Kamasamudram, Columbus, IN (US);

Neal W. Currier, Columbus, IN (US);

Ashok Kumar, Columbus, IN (US);

Michael A. Smith, Clarkston, MI (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:

Taft Stettinius & Hollister LLP

Primary Examiner:

Jason Shanske

Assistant Examiner:

Matthew T Largi

Int. Cl.
CPC ...
F01N 3/00 (2006.01); F02D 41/02 (2006.01); F01N 3/08 (2006.01); F01N 3/10 (2006.01); B01J 38/06 (2006.01); B01J 38/08 (2006.01); B01J 38/56 (2006.01); B01J 38/04 (2006.01); F01N 11/00 (2006.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0235 (2013.01); B01J 38/04 (2013.01); B01J 38/06 (2013.01); B01J 38/08 (2013.01); B01J 38/56 (2013.01); F01N 3/0885 (2013.01); F01N 3/106 (2013.01); F01N 3/208 (2013.01); F01N 3/2066 (2013.01); F01N 3/2033 (2013.01); F01N 11/00 (2013.01); F01N 2550/02 (2013.01); F01N 2610/02 (2013.01); F01N 2610/03 (2013.01); F01N 2610/146 (2013.01); F01N 2900/1404 (2013.01); Y02T 10/24 (2013.01);
Abstract

System, apparatus, and methods are disclosed for treating a reduction catalyst that has been exposed to an amount of sulfur. The treating of the reduction catalyst includes providing a fluid stream at a position upstream of the reduction catalyst. The fluid stream includes a temperature and a reductant amount, and the reductant amount includes an amount of urea, ammonia, or hydrocarbons.

Find Patent Forward Citations

Yezerets, Aleksey. (2017). System, method, and apparatus for sulfur recovery on an scr catalyst (U.S. Patent No. 9657665). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9657665

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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