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:
Jul. 07, 2015
Filed:
Dec. 07, 2007
Svetlana Ivanova, Strasbourg, FR;
Estelle Vanhaecke, Strasbourg, FR;
Suzanne Libs, Schiltigheim, FR;
Benoit Louis, Eckbolsheim, FR;
Cuong Pham-huu, Saverne, FR;
Marc Jacques Marie Ledoux, Strasbourg, FR;
Svetlana Ivanova, Strasbourg, FR;
Estelle Vanhaecke, Strasbourg, FR;
Suzanne Libs, Schiltigheim, FR;
Benoit Louis, Eckbolsheim, FR;
Cuong Pham-Huu, Saverne, FR;
Marc Jacques Marie Ledoux, Strasbourg, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.), Paris, FR;
UNIVERSITE LOUIS PASTEUR, Strasbourg, FR;
Abstract
A process for the preparation of dimethyl ether by catalytic dehydration of methanol, in which there is used a catalyst based on a zeolite immobilized on a silicon carbide support, for example a zeolite of type ZSM-5 supported on silicon carbide extrudates or on a silicon carbide cellular foam.