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:
May. 13, 2008
Filed:
Oct. 25, 2004
Applicants:
Wilhelmina H. Upchurch, Legal Representative, Virginia Beach, VA (US);
David R. Schryer, Hampton, VA (US);
Inventors:
Wilhelmina H. Upchurch, legal representative, Virginia Beach, VA (US);
David R. Schryer, Hampton, VA (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/94 (2006.01); B01J 23/00 (2006.01); B01J 24/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention utilizes two precious metals with two to five different metal-oxides in a layered matrix to convert CO, HCs, and NOx to CO, and Nby oxidation of two components and reduction of the other in a moderately high temperature gaseous environment containing excess oxygen.