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:
Apr. 15, 2003
Filed:
Oct. 02, 2000
Applicant:
Inventors:
Guy Richard Chandler, Little Eversden, GB;
Alan Francis Diwell, Sonning Common, GB;
Raj Rao Rajaram, Slough, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 ;
U.S. Cl.
CPC ...
F01N 3/00 ;
Abstract
In the control of pollutants such as NO in the exhaust gases from internal combustion engines, ozone is reacted with NO to form NO , which is then reduced catalytically to N , by reacting NO with ammonia. The NO produced can react with the particulates of Diesel engine to exhaust gas to regenerate a particulate filter.