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:
Oct. 10, 1978
Filed:
Jul. 09, 1976
Applicant:
Inventors:
Robert J Fedor, Westlake, OH (US);
Cameron S Ogden, Hudson, OH (US);
Assignee:
Gould Inc., Rolling Meadows, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
4232132 ; 4232135 ; 2524 / ;
Abstract
A process for reducing the oxides of nitrogen in exhaust gases from an internal combustion engine comprising contacting the exhaust gases with a self supporting catalytic structure in the form of an expanded thin metal foil. The expanded metal foil comprises a corrosion resistant metallic substrate having an NO.sub.x reducing catalyst on the surface layer. The corrosion resistance substrate may be a nickel/chromium alloy, and the NO.sub.x catalytic surface may be a nickel/copper alloy.