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. 13, 1993
Filed:
Aug. 30, 1990
Applicant:
Inventors:
Horst Kluver, Dransfeld, DE;
Dietmar Nussbaumer, Gottingen, DE;
Eberhard Wunn, Gottingen/Nikolausberg, DE;
Assignee:
Sartorius AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210636 ; 210490 ; 21050038 ;
Abstract
The invention relates to a textile reinforced membrane filter wherein the membrane filter material and the textile reinforcing material are made from synthetic polymers of the same substance class. A method for the production of the textile reinforced membrane filters where the first contact time between the filter solution film and the textile reinforcement material is maintained between 0.1 and 15 seconds.