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. 07, 2012
Filed:
Oct. 10, 2007
Applicants:
Peter Joseph Reba, Waterbury, CT (US);
Gregory John Baccari, Wilmington, NC (US);
Thomas V. Eldredge, Monroe, CT (US);
James M. Valentine, Fairfield, CT (US);
Inventors:
Peter Joseph Reba, Waterbury, CT (US);
Gregory John Baccari, Wilmington, NC (US);
Thomas V. Eldredge, Monroe, CT (US);
James M. Valentine, Fairfield, CT (US);
Assignee:
Tenneco Automotive Operating Company Inc., Lake Forrest, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides methods and apparatus for injecting fluid, such as an aqueous urea solution, into an exhaust stream in order to reduce oxides of nitrogen (NOx) emissions from diesel engine exhaust. More particularly, the present invention provides a dual-injector system for diesel emissions control and corresponding methods.