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:
Nov. 03, 2015
Filed:
Dec. 08, 2010
Karin Marchand, Lyons, FR;
Bertrand Guichard, Izeaux, FR;
Mathieu Digne, Lyons, FR;
Michael Rebeilleau, Harfleur, FR;
Sylvie Lopez, Lyons, FR;
Antoine Hugon, Lyons, FR;
Audrey Bonduelle, Francheville, FR;
Karin Marchand, Lyons, FR;
Bertrand Guichard, Izeaux, FR;
Mathieu Digne, Lyons, FR;
Michael Rebeilleau, Harfleur, FR;
Sylvie Lopez, Lyons, FR;
Antoine Hugon, Lyons, FR;
Audrey Bonduelle, Francheville, FR;
TOTAL RAFFINAGE MARKETING, La Defense, FR;
IFP ENERGIES NOUVELLES, Rueil-Malmaison Cedex, FR;
Abstract
A catalyst usable in hydrotreatment processes: an alumina-based amorphous support, phosphorus, a C1-C4 dialkyl succinate, acetic acid and a hydro-dehydrogenizing function of at least one group VIII element and at least one group VIB element, preferably made up of cobalt and molybdenum, a catalyst whose Raman spectrum comprises the most intense bands characteristic of the Keggin heteropolyanions (974 and/or 990 cm), C1-C4 dialkyl succinate and acetic acid (896 cm). Preferably, the dialkyl succinate concerned is dimethyl succinate and its main band is at 853 cm.