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:
Feb. 26, 2002
Filed:
Sep. 09, 1999
Applicant:
Inventors:
Julia Magne-Drisch, Vilette de Vienne, FR;
Vincent Coupard, Lyons, FR;
Jean-François Joly, Lyons, FR;
Fabio Alario, Neuilly sur Seine, FR;
Elisabeth Merlen, Rueil-Malmaison, FR;
Assignee:
Institut Francais du Petrole, , FR;
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/22 ;
U.S. Cl.
CPC ...
C07C 5/22 ;
Abstract
Process for isomerization of a feedstock that contains aromatic compounds with eight carbon atoms characterized in that it comprises at least one isomerization stage a) that is carried out in the presence of a catalyst that contains at least one metal of group VIII and that is activated according to an activation process that comprises at least one sulfurization stage and at least one stage for passivation with ammonia, and at least one dehydrogenation stage b).