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:
Jul. 03, 2007
Filed:
Apr. 23, 2004
Willard A. Cutler, Big Flats, NY (US);
Patrick D. Tepesch, Corning, NY (US);
Christopher J. Warren, Waverly, NY (US);
David S. Weiss, Corning, NY (US);
Willard A. Cutler, Big Flats, NY (US);
Patrick D. Tepesch, Corning, NY (US);
Christopher J. Warren, Waverly, NY (US);
David S. Weiss, Corning, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
Diesel engine exhaust filtration systems, and ceramic honeycomb wall flow exhaust filters for such systems, wherein the filters comprise axially centralized filter sections having a higher heat capacity and/or a higher gas flow resistance than peripheral filter sections disposed radially outwardly thereof, the filters thereby exhibiting increased resistance to thermal damage from filter regeneration over-heating.