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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.:

US 10478785 B1

PDFFull Text
Expired
Date of Patent:
Nov. 19, 2019

Filed:

Oct. 02, 2012

Abrasion-proof filtration membrane and method of producing said membrane

Applicant:

MN Beteiligungs Gmbh, Grafenhausen, DE;

Inventors:

Gisela Jung, Wiesbaden, DE;

Andreas Bareth, Wiesbaden, DE;

Ulrich Meyer-Blumenroth, Idstein-Worsdorf, DE;

Assignee:

MN Beteiligungs GmbH, Wiesbaden, DE;

Attorneys:

ProPat, L.L.C.

Cathy Moore

Vinisha Joshi

Primary Examiner:

Taiwo Oladapo

Int. Cl.
CPC ...
B01D 69/02 (2006.01); B01D 71/62 (2006.01); B01D 67/00 (2006.01); B01D 71/44 (2006.01); B01D 71/68 (2006.01);
U.S. Cl.
CPC ...
B01D 71/62 (2013.01); B01D 67/0013 (2013.01); B01D 67/0016 (2013.01); B01D 69/02 (2013.01); B01D 71/44 (2013.01); B01D 71/68 (2013.01); B01D 2321/2091 (2013.01); B01D 2325/02 (2013.01); B01D 2325/04 (2013.01);
Abstract

A filtration membrane () is provided that includes a porous support () and a membrane layer having a first and a second zone (). The first zone () has a thickness of 5 to 15 μm and an average pore opening size of smaller/equal 0.4 and the second zone () has a thickness of 5 to 40 μm and an average pore opening size of 0.5 to 5.0 μm. The filtration membrane () is produced by forming a single- or -double-layer coating on the porous support ().

Find Patent Forward Citations

Jung, Gisela. (2019). Abrasion-proof filtration membrane and method of producing said membrane (U.S. Patent No. 10478785). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10478785

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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