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:
Sep. 12, 2017

Filed:

Oct. 09, 2013
Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Jon E. Johnson, Plymouth, MN (US);

Matthew D. Mittag, Eden Prairie, MN (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/30 (2006.01); B01D 29/01 (2006.01); B01D 29/58 (2006.01); B01D 65/00 (2006.01);
U.S. Cl.
CPC ...
B01D 35/30 (2013.01); B01D 29/01 (2013.01); B01D 29/016 (2013.01); B01D 29/58 (2013.01); B01D 65/00 (2013.01); B01D 2201/291 (2013.01); B01D 2201/342 (2013.01); B01D 2201/40 (2013.01); B01D 2313/04 (2013.01); B01D 2313/20 (2013.01); B01D 2313/21 (2013.01);
Abstract

A filtration element including a cylindrical housing enclosing a fluid filtration media extending along an axis (X) between opposing ends with a first and second end cap located at each end, wherein each end cap includes: i) an annular surface co-extensive with the housing, and ii) outer face laying in a plane perpendicular with the axis (X). The outer face of at least one end cap comprises an annular groove. A face seal including a base is located within the annular groove. A flexible lip extends axially from the base and axially beyond the outer face of the end cap and is adapted to engage with an abutting outer face of an end cap of an adjacently positioned filtration element.


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