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:
Jan. 12, 2010
Filed:
Oct. 31, 2005
Jan-roger Linna, Boston, MA (US);
Rajiv Gupta, Glen Allen, VA (US);
Roberto O. Pellizzari, Groton, MA (US);
Gene Garland Faison, Jr., Richmond, VA (US);
Jan-Roger Linna, Boston, MA (US);
Rajiv Gupta, Glen Allen, VA (US);
Roberto O. Pellizzari, Groton, MA (US);
Gene Garland Faison, Jr., Richmond, VA (US);
Philip Morris USA, Inc., Richmond, VA (US);
Abstract
A reducing agent metering system for delivering reducing agent to a lean burn internal combustion engine. The reducing agent metering system includes a metering system housing, a system for metering vaporized reducing agent to the internal combustion engine, the system positioned within the metering system housing and a system for delivering an atomized stream of liquid reducing agent to the lean burn internal combustion engine, the system positioned within the metering system housing, wherein the reducing agent metering system is operable to transition from metering vaporized reducing agent to delivering an atomized stream of liquid reducing agent to the lean burn internal combustion engine.