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. 13, 2018
Filed:
Aug. 04, 2015
Applicants:
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Ceca S.a., La Garenne Colombes, FR;
Inventors:
Catherine Laroche, Vernaison, FR;
Philibert Leflaive, Mions, FR;
Arnaud Baudot, Vernaison, FR;
Ludivine Bouvier, Orthez, FR;
Cecile Lutz, Gan, FR;
Serge Nicolas, Lons, FR;
Assignees:
IFP ENERGIES NOUVELLES, La Garenne Colombes, FR;
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 7/13 (2006.01); B01J 20/18 (2006.01); B01J 20/28 (2006.01);
U.S. Cl.
CPC ...
C07C 7/13 (2013.01); B01J 20/18 (2013.01); B01J 20/28059 (2013.01); B01J 20/28061 (2013.01); B01J 20/28071 (2013.01); B01J 20/28073 (2013.01); B01J 20/28083 (2013.01);
Abstract
The invention relates to a method for separating meta-xylene from C8 aromatic fractions, using a zeolitic adsorbent based on sodium-exchanged or sodium-and-lithium-exchanged agglomerated crystals of zeolite Y, with a large external surface area.