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.:

US 6821412 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 23, 2004

Filed:

Feb. 28, 2002
Applicant:
Inventors:

Takashi Fujukawa, Satte, JP;

Hiroshi Kimura, Satte, JP;

Hirofumi Mizuguchi, Satte, JP;

Hideki Godo, Satte, JP;

Assignee:

Cosmo Oil Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 6/504 ; B01J 2/340 ; B01J 2/104 ;
U.S. Cl.
CPC ...
C10G 6/504 ; B01J 2/340 ; B01J 2/104 ;
Abstract

A catalyst for hydrotreatment of gas oil containing defined amounts of platinum, palladium, and in a support of an inorganic oxide containing a crystalline alumina having a crystallite diameter of from 20 to 40 Å. A method for hydrotreating gas oil containing an aromatic compound in the presence of the above catalyst at defined conditions. A method for catalytically hydrotreating gas oil (b.p. 160-400° C.) or blend oil, in a first desulfurization step at defined conditions using a catalyst with at least one Group 6 and Group 8 metal in a support of an inorganic oxide to regulate to a defined sulfur-containing compound content, and then carrying a second desulfurization step by catalytic reaction of the oil at defined conditions using a catalyst of platinum, palladium, and halogen with a support containing an alumina.


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Fujukawa, Takashi. (2004). Catalyst for hydrotreating of gas oil and method for hydrotreating of gas oil (U.S. Patent No. 6821412). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6821412

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