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:
Apr. 07, 2015

Filed:

Nov. 22, 2010
Applicants:

Etienne Rene Jarrier, Basingstoke, GB;

Charles Brake, Alton, GB;

Paul Sherwood Bryant, Amesbury, GB;

Inventors:

Etienne Rene Jarrier, Basingstoke, GB;

Charles Brake, Alton, GB;

Paul Sherwood Bryant, Amesbury, GB;

Assignee:

BHA Altair, LLC, Franklin, TN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02G 3/00 (2006.01); F02C 7/055 (2006.01); B01D 46/00 (2006.01); B01D 46/24 (2006.01);
U.S. Cl.
CPC ...
F02C 7/055 (2013.01); B01D 46/002 (2013.01); B01D 46/0024 (2013.01); B01D 46/003 (2013.01); B01D 46/2407 (2013.01); B01D 2265/02 (2013.01); B01D 2275/201 (2013.01); B01D 2279/60 (2013.01); F05D 2250/232 (2013.01);
Abstract

A filter cartridge assembly includes a first filter including a first cavity defined therein and a second filter coupled to the first filter. The second filter includes a second cavity defined therein in flow communication with first cavity. The filter cartridge assembly also includes at least one pre-filter extending about the first filter and the second filter such that a third cavity is defined between the at least one pre-filter and at least one of the first filter and the second filter.


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