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. 25, 2011
Filed:
Jul. 23, 2008
Florent Guillou, Lyons, FR;
Gerhard Pirngruber, Charly, FR;
Loïc Rouleau, Charly, FR;
Valentin Valtchev, Mulhouse, FR;
Florent Guillou, Lyons, FR;
Gerhard Pirngruber, Charly, FR;
Loïc Rouleau, Charly, FR;
Valentin Valtchev, Mulhouse, FR;
IFP Energies Nouvelles, Rueil Malmaison Cedex, FR;
Abstract
The invention relates to a FAU-type zeolite membrane that comprises a FAU-type zeolite crystal layer incorporated in the surface porosity of at least one selected face of a porous substrate, in which the ratio between the thickness of said zeolite layer incorporated in the surface porosity of said selected face of the substrate and the total thickness of said zeolite layer is at least 70%. It also relates to processes for preparation and application of these membranes.