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:
Mar. 03, 2009
Filed:
Jul. 08, 2004
Anders Andreasson, Västra Frölunda, SE;
Guy Richard Chandler, Cambridge, GB;
Claus Friedrich Goersmann, Cambridge, GB;
James Patrick Warren, Cambridge, GB;
Georg Huethwohl, Soest, DE;
Anders Andreasson, Västra Frölunda, SE;
Guy Richard Chandler, Cambridge, GB;
Claus Friedrich Goersmann, Cambridge, GB;
James Patrick Warren, Cambridge, GB;
Georg Huethwohl, Soest, DE;
Johnson Matthey Public Limited Company, London, GB;
Daimler AG, Stuttgart, DE;
HJS Fahrzeugtechnik GmbH & Co KG, Menden, DE;
Abstract
A system for NOreduction in combustion gases, especially from diesel engines, incorporates an oxidation catalyst to convert at least a portion of NO to NO, a particulate filter, a source of reductant such as NHand an SCR catalyst. Considerable improvements in NOconversion are observed.