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.

Date of Patent:
Feb. 11, 2020

Filed:

Jun. 26, 2013
Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Donald L. McGibbon, Southington, CT (US);

Laurence W. Bassett, Killingworth, CT (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/14 (2006.01); C02F 1/28 (2006.01); C02F 1/42 (2006.01);
U.S. Cl.
CPC ...
B01J 20/14 (2013.01); C02F 1/283 (2013.01); C02F 1/42 (2013.01); C02F 2001/425 (2013.01); C02F 2201/006 (2013.01); C02F 2301/043 (2013.01); C02F 2303/22 (2013.01);
Abstract

Provided are media cartridges that have adjustable bypasses, and systems and methods that use them. Aspects include an adjustable bypass filter cartridge where a treated stream and an adjusted non-treated stream combine prior to post-filtration and the percentage or ratio of treated the and the non-treated water is adjustable at the time of installation from the outside of the filter cartridge with a known or predictable level of bypass. Media cartridges comprise: an inlet in fluid communication with a feed chamber and an outlet in fluid communication with a mixing compartment; a media compartment containing a media; a bypass port in fluid communication with the feed chamber and the mixing compartment. Such cartridges can be adjusted to meet the needs of a wide variety of end uses.


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