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:
Mar. 26, 2002
Filed:
Mar. 27, 1997
Applicant:
Inventors:
Jeremy D. Peter-Hoblyn, Cornwall, GB;
Eric N. Balles, Carlisle, MA (US);
John E. Hofmann, Naperville, IL (US);
Assignee:
Clean Diesel Technologies, Inc., Stamford, CT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 5/354 ; B01D 5/360 ;
U.S. Cl.
CPC ...
B01D 5/354 ; B01D 5/360 ;
Abstract
A safe, reliable SCR system for reducing NO emissions from an internal combustion engine hydrolyzes urea or like reagent under sufficient pressure to assure generation of ammonia, without production of solids that could foul injectors or catalysts. The heat for hydrolysis can be provided by the exhaust or an auxiliary means.