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:
Jun. 15, 1976
Filed:
Oct. 26, 1972
Applicant:
Inventors:
Gary James Acres, London, EN;
Barry John Cooper, London, EN;
Assignee:
Johnson Matthey & Co., Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423239 ; 423247 ; 423245 ;
Abstract
This invention relates to a catalyst suitable for use in the process of a) the reduction of an oxide of nitrogen present in a gas containing nitrogen, and b) for the oxidation of carbon monoxide or one or more organic compounds present in a gas. The catalyst comprises an inert material impregnated or coated with a mixture or alloy comprising 5-75 weight % ruthenium, optionally 0-30 weight % base metal and balance platinum in an amount not less than 5 weight %.