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. 03, 1980
Filed:
Sep. 18, 1978
Applicant:
Inventors:
Jacques Bousquet, Irigny, FR;
Jean-Rene Bernard, Serezin du Rhone, FR;
Assignee:
Elf Union, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208264 ; 208217 ; 2524 / ;
Abstract
The invention is directed to a catalytic process for hydro-treating gas oils in order to improve their flow properties, the feed stock being treated at a temperature of between 400.degree. and 550.degree. C., under a total pressure of between 18 and 60 bars with a hydrogen/hydrocarbon molar ratio of between 2 and 8 in the presence of a catalyst comprising by weight from 0.1 to 1% of platinum and 0.01 to 1% of iridium deposited on an alumina support having a specific surface higher than 50 m.sup.2 /g, a silica content of less than 10% weight and a halogen content of less than 0.1%.