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:
Oct. 20, 1992
Filed:
Apr. 18, 1991
Applicant:
Inventors:
Michele Breysse, Caluire, FR;
Thierry Des Courieres, Lyons, FR;
Michel Danot, Nantes, FR;
Christophe Geantet, Villeurbanne, FR;
Jean-Louis Portefaix, Caluire, FR;
Assignee:
Elf France, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ; C10G / ;
U.S. Cl.
CPC ...
502216 ; 208215 ; 2082 / ; 2082 / ; 423562 ; 502220 ; 502221 ; 502222 ;
Abstract
Catalyst for hydrorefining hydrocarbon feedstocks consisting of niobium trisulphide, bulk or deposited on an inert support. This catalyst is particularly efficient for the reactions of scission of carbon-nitrogen and carbon-sulphur bonds.