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. 31, 1990
Filed:
Dec. 06, 1988
Applicant:
Inventors:
Assignee:
Le Carbone Lorraine, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B32B / ; C02F / ;
U.S. Cl.
CPC ...
4283077 ; 156 89 ; 210650 ; 210653 ; 210505 ; 210509 ; 2105101 ; 4234472 ; 4234473 ; 4234474 ; 4283166 ; 428408 ;
Abstract
The invention relates to a support intended to receive a mineral membrane for separation procedures, and processes for the production thereof. The support is formed by a carbon-carbon composite material of small thickness, which is mechanically strong and which is of a porous texture suited to the mineral membrane. It is produced by adjusting the porous texture of a carbon-carbon material.