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, 2015
Filed:
Apr. 21, 2008
Applicants:
Rainer Fislage, St. Wendel, DE;
Klaus Heilmann, St. Wendel, DE;
Torsten Keller, Hermeskeil, DE;
Holger Lichau, Mücke/Ober-Ohmen, DE;
Igor Raiko, St. Wendel, DE;
Roland Sander, St. Wendel, DE;
Inventors:
Rainer Fislage, St. Wendel, DE;
Klaus Heilmann, St. Wendel, DE;
Torsten Keller, Hermeskeil, DE;
Holger Lichau, Mücke/Ober-Ohmen, DE;
Igor Raiko, St. Wendel, DE;
Roland Sander, St. Wendel, DE;
Assignee:
FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH, Bad Homburg, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); B01D 39/00 (2006.01); B01D 11/00 (2006.01); B01D 39/14 (2006.01); B01D 67/00 (2006.01); B01D 63/02 (2006.01); B01D 69/08 (2006.01); B01D 61/02 (2006.01); B01D 61/14 (2006.01); B01D 69/02 (2006.01); B01D 69/12 (2006.01); B01D 71/44 (2006.01); B01D 71/68 (2006.01); A61M 1/16 (2006.01);
U.S. Cl.
CPC ...
B01D 69/088 (2013.01); B01D 61/027 (2013.01); B01D 61/145 (2013.01); B01D 69/02 (2013.01); B01D 69/12 (2013.01); B01D 71/44 (2013.01); B01D 71/68 (2013.01); A61M 1/16 (2013.01); B01D 2325/02 (2013.01);
Abstract
A hollow fiber membrane made of two coextruded layers A and B, wherein layer B has a non-woven type structure having a mesh size of 0.1 to 10 μm and layer A has a porous structure. A method for producing a membrane according to the invention and the use thereof is also disclosed.