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:
Dec. 26, 1978
Filed:
Sep. 15, 1977
Applicant:
Inventors:
Kei Utsunomiya, Kobe, JP;
Kazuya Soga, Akashi, JP;
Katsunori Shimasaki, Kobe, JP;
Yutaka Mito, Kobe, JP;
Mamoru Oaki, Kobe, JP;
Shigeru Haseba, Kobe, JP;
Hiroetu Miki, Akashi, JP;
Michiko Masaki, Kobe, JP;
Assignee:
Kobe Steel Limited, Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423239 ; 4232132 ; 252461 ; 252464 ;
Abstract
A catalyst for catalytically reducing nitrogen oxides present in an exhaust gas in the presence of a reducing gas to convert said nitrogen oxides to harmless substances, which comprises a mixture consisting essentially of the oxides of V and Nb.