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:
Feb. 16, 2010
Filed:
Aug. 27, 2004
Gerald N. Coleman, Dunlap, IL (US);
James J Driscoll, Dunlap, IL (US);
Kevin Duffy, Metamora, IL (US);
Dennis L Endicott, Peoria, IL (US);
Stephen a Faulkner, Stamford, GB;
Jonathan Kilkenny, Peoria, IL (US);
Maarten Verkiel, Metamora, IL (US);
Gerald N. Coleman, Dunlap, IL (US);
James J Driscoll, Dunlap, IL (US);
Kevin Duffy, Metamora, IL (US);
Dennis L Endicott, Peoria, IL (US);
Stephen A Faulkner, Stamford, GB;
Jonathan Kilkenny, Peoria, IL (US);
Maarten Verkiel, Metamora, IL (US);
Caterpillar, Inc., Peoria, IL (US);
Abstract
A method of operating an internal combustion engine includes operating the engine in a first combustion mode. The method also includes switching operation of the engine to a second combustion mode. The method includes directing an exhaust stream of the engine into contact with a NOx adsorber substantially only during the operation in the second combustion mode.