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. 18, 2007
Filed:
Sep. 29, 2006
Applicant:
Pranab K. Das, Naperville, IL (US);
Inventor:
Pranab K. Das, Naperville, IL (US);
Assignee:
International Engine Intellectual Property Company, LLC, Warrenville, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A turbocharged engine ('″) counteracts plugging of a diesel oxidation catalyst (DOC) by causing a first portion of exhaust from one or more exhaust manifolds () to enter the DOC after having passed through the turbocharger (), and causing a second portion of the exhaust (HEG) to enter the DOC without passing through the turbocharger.