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. 06, 1987
Filed:
Aug. 05, 1985
Applicant:
Inventor:
Jacques Gillot, Odos, FR;
Assignee:
Ceraver, S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210496 ; 2105101 ; 264 43 ;
Abstract
A filter membrane for filtering liquid food stuffs or hot gases and including at least one filter layer. The membrane is constituted by a sintered inorganic material comprising grains which are fixedly connected to one another and the average roughness of the surface of said filter layer over a distance along said surface equal to at least five times the average grain size is less than one fifth of the average grain size in the region in question.