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. 26, 2004
Filed:
Aug. 24, 2001
Applicant:
Inventors:
Olivier Ducreux, Bougival, FR;
Elsa Jolimaitre, Paris, FR;
Assignee:
Institut Francais DuPetrole, Rueil-Malmaison, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/22 ; C07C 7/12 ;
U.S. Cl.
CPC ...
C07C 5/22 ; C07C 7/12 ;
Abstract
For producing a gasoline stock with a high octane number, employed are at least one hydroisomerisation section and at least one section for adsorptively separating multibranched paraffins contained in a constituted by a C5 to C8 cut. The separation section contains at least one zeloitic adsorbent with a mixed structure with principal channels with openings defined by a ring containing 10 oxygen atoms and secondary channels with openings by a ring of at least 12 oxygen atoms, the secondary channels only being accessible to the feed to be separated via the principal channels.