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:
Dec. 05, 2006
Filed:
Oct. 26, 2004
Applicants:
Ramesh M. Kakwani, Whitehouse Station, NJ (US);
Kenneth C. Voss, Somerville, NJ (US);
Joseph A. Patchett, Basking Ridge, NJ (US);
Karl R. Grimston, Upper Strensham, GB;
Inventors:
Ramesh M. Kakwani, Whitehouse Station, NJ (US);
Kenneth C. Voss, Somerville, NJ (US);
Joseph A. Patchett, Basking Ridge, NJ (US);
Karl R. Grimston, Upper Strensham, GB;
Assignee:
Engelhard Corporation, Iselin, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A diesel engine aftertreatment exhaust system uses catalyzed soot filters for particulate matter reduction and urea SCR catalysts for NOx reduction on diesel engines in a combined system to lower particulate matter and NOx at the same time. With this integral emission control system, diesel engines are able to meet ultra low emission standards.