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:
Jun. 17, 1986
Filed:
Apr. 12, 1985
Shinji Takase, Yokohama, JP;
Akira Inoue, Yokohama, JP;
Tatuo Omata, Yokohama, JP;
Masao Mori, Yokosuka, JP;
Yoshihiro Yamazaki, Kawasaki, JP;
Tatsuki Kubo, Kawasaki, JP;
Nippon Oil Co., Ltd., Tokyo, JP;
Abstract
This invention relates to a catalyst for the hydrotreating of heavy hydrocarbon oils, which catalyst comprises a dual structure including a porous core (1), made chiefly of alumina, which has micropores having an average size smaller than 170 angstrom and to which at least one active metal is applied, and a surface layer (2) comprised mainly of at least one clay mineral selected from the group consisting of sepiolite, halloysite, attapulgite, palygorskite, and asbestos. The active metal may be applied to the surface layer (2) as desired.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile