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:
May. 16, 1995
Filed:
Jul. 26, 1993
Applicant:
Inventors:
Roger Castillon, Lyons, FR;
Jean-Paul Laveniere, Neuilly/Sur/Seine, FR;
Assignee:
Techsep, Courbevoie Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210490 ; 210496 ; 21050025 ; 21050026 ;
Abstract
Porous monolithic ceramic support substrates, well suited for consolidating inorganic filtration membranes thereto, e.g., micro/ultrafiltration membranes, to provide composite inorganic micro/ultrafiltration devices, have a mean equivalent pore diameter Ds ranging from 1 to 20 .mu.m and a pore volume greater than 30%, and comprise ceramic alumina particulates at least partially coated with TiO.sub.2 particles, wherein the percentage by weight of TiO.sub.2, with respect to the total weight of Al.sub.2 O.sub.3 plus TiO.sub.2, ranges from 1% to 75%.