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:
May. 30, 2000
Filed:
Nov. 24, 1997
Shinji Yamamoto, Yokosuka, JP;
Toru Sekiba, Yokohama, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
The catalyst for the purification of exhaust gas in the form of monolithically-constructed catalyst with a catalyst component-loaded layer contains at least palladium and metallic aluminate powder as catalyst components, which metallic aluminate powder containing at least one element selected from the group consisting of cobalt, nickel and zinc. The method of manufacturing the catalyst for the purification of exhaust gas is characterized in that an alumina composite oxide is obtained by dissolving or dispersing fine grain alumina hydrate colloid and a water-soluble salt of at least one selected from the group consisting of cobalt, nickel and zinc into water, drying it by removing water, and then conducting calcining thereof.