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. 22, 2003
Filed:
Oct. 04, 2000
Applicant:
Inventors:
Bernard Chaufer, Betton, FR;
Jun Kong Liou, Beynost, FR;
Anne Bouguen, Tregueux, FR;
Murielle Rabiller-Baudry, Cesson-Sevigne, FR;
Luc Millesime, Nogent sur Marne, FR;
Assignee:
Orelis, Courbevoie Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01D 2/900 ;
U.S. Cl.
CPC ...
B01D 2/900 ;
Abstract
The invention concerns an inorganic filtering membrane characterized in that it comprises a support made of an inorganic material coated with at least a membrane separating layer consisting of metal hydroxide and/or oxide particles and at the surface of which organomineral and/or mineral units are covalently grafted. The invention also concerns a method for preparing said membranes and their use for filtering.