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. 05, 1978
Filed:
Mar. 30, 1977
Applicant:
Inventors:
Shin Yamauchi, Ikeda, JP;
Kiyoshi Yonehara, Takatsuki, JP;
Koshi Horie, Suita, JP;
Tetsuji Ono, Amagasaki, JP;
Takashi Ohara, Nishinomiya, JP;
Assignee:
Nippon Shokubai Kagaku Kogyo Co. Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; C01B / ;
U.S. Cl.
CPC ...
252435 ; 252437 ; 252428 ; 4232135 ;
Abstract
The present invention relates to a catalyst for purifying exhaust and waste gases which is capable of simultaneously removing nitrogen oxide, carbon monoxide and hydrocarbons from the exhaust gases, comprising supporting phosphorus, barium, rhodium and at least one member selected from the group consisting of palladium and platinum, and optionally nickel on a carrier, and a method for preparation thereof.