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. 03, 2002
Filed:
Dec. 29, 2000
William J. LaBarge, Bay City, MI (US);
Mark Hemingway, Columbiaville, MI (US);
Joachim Kupe, Davisburg, MI (US);
Galen B. Fisher, Bloomfield Hills, MI (US);
Delphi Technologies, Inc., Troy, MI (US);
Abstract
A multiple zeolite catalyst mixture for purifying exhaust gases from an internal combustion engine, comprising: a first NO to N to conversion catalyst component; a second O conversion catalyst component; a third HC conversion catalyst component; a fourth N O decomposition catalyst component; and, a fifth VOC reduction catalyst component; wherein the catalyst component mixture includes about 50 to 75 weight percent of the first and second catalyst components, and about 25 to 50 weight percent of the third, fourth, and fifth catalyst components.