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. 08, 1987
Filed:
Apr. 25, 1986
Applicant:
Inventors:
Chikara Yamada, Higashimurayama, JP;
Yoji Watabe, Hachioji, JP;
Koichi Irako, deceased, late of Higashimurayama, JP;
Yuichi Murakamai, Nagoya, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502303 ; 502304 ; 502312 ; 502329 ; 502331 ; 502345 ; 502346 ; 4232155 ;
Abstract
A catalyst comprising (a) copper or a copper compound; (b) vanadium or a vanadium compound; (c) zirconium, aluminum, nickel, iron, manganese, lanthanum, chromium, zinc, lead, or cerium, or a compound thereof; and optionally, (d) platinum, rhodium, or palladium, or a compound thereof is carried on a porous ceramic body to assist in purifying exhaust gases from Diesel engines.