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:
Jun. 23, 2020
Filed:
Apr. 19, 2017
Applicant:
Mann+hummel Gmbh, Ludwigsburg, DE;
Inventor:
Sreenath Kariveti, Raleigh, NC (US);
Assignee:
MANN+HUMMEL GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 65/00 (2006.01); B01D 61/14 (2006.01); B01D 61/16 (2006.01); B01D 61/18 (2006.01); B01D 63/06 (2006.01); B01J 47/12 (2017.01); C02F 1/42 (2006.01); C02F 1/44 (2006.01); C02F 1/28 (2006.01);
U.S. Cl.
CPC ...
B01D 65/00 (2013.01); B01D 61/145 (2013.01); B01D 61/16 (2013.01); B01D 61/18 (2013.01); B01D 63/06 (2013.01); B01J 47/12 (2013.01); C02F 1/42 (2013.01); C02F 1/444 (2013.01); B01D 2311/06 (2013.01); B01D 2311/2623 (2013.01); B01D 2313/04 (2013.01); B01D 2313/08 (2013.01); B01D 2313/10 (2013.01); B01D 2313/21 (2013.01); B01D 2313/44 (2013.01); B01D 2315/08 (2013.01); B01D 2315/10 (2013.01); B01D 2317/08 (2013.01); B01D 2319/022 (2013.01); B01D 2319/025 (2013.01); B01D 2319/06 (2013.01); B01D 2325/42 (2013.01); C02F 1/283 (2013.01); C02F 2201/003 (2013.01); C02F 2201/006 (2013.01);
Abstract
An ion-exchange and ultrafiltration filter system having an exterior housing having an inlet and an outlet with an ultrafiltration membrane provided within the housing along a central axis about a central portion of the housing with an ion-exchange membrane provided within the housing between the ultrafiltration membrane and the housing. The ion-exchange and ultrafiltration filter system being capable of being configured so as to provide two-step filtration in a plurality of modes, either ion-exchange to ultrafiltration, or ultrafiltration to ion-exchange.