Robb D Benson

US Patent:

20090188856, Jul 30, 2009

Filed:

Mar 10, 2009

Appl. No.:

12/400889

Inventors:

Robb Benson - Montgomery TX, US
John H. Burban - Lake Elmo MN, US
Mohammad I. Farooq - Spring TX, US
Paul D. Osmundson - Ames IA, US
Mathews J. Thundyil - The Woodlands TX, US

International Classification:

B01D 29/50
B01D 35/30

US Classification:

2103232, 210442

Abstract:

A filter assembly for filtering contaminants from any fluid stream. The housing of the filter assembly is preferably made of any metal and/or polymer, and can hold one or two externally centering filter elements or cartridges, each of which can hold a single filter, or multiple filters. Flow in filter housings having two externally centering filter elements or cartridges can be unidirectional or opposed.

US Patent:

20100243554, Sep 30, 2010

Filed:

Mar 25, 2009

Appl. No.:

12/411091

Inventors:

Nathan Herrin - Conroe TX, US
Robb Benson - Montgomery TX, US
Mathews Thundyil - The Woodlands TX, US
Mohammad Farooq - Spring TX, US
Doug Mittlesteadt - Saline MI, US

International Classification:

B01D 27/07
B01D 29/00
B01D 29/50

US Classification:

210457, 2104932, 210485, 210487

Abstract:

Some embodiments of the disclosure are directed to a fluid filter assembly including an outer filter element having a hollow core and an inner filter element having a hollow core. The inner filter element can be positioned within the hollow core of the outer filter element, thereby defining an internal fluid passage. In some embodiments, the first end of the outer filter element and the first end of the inner filter element can be supported by an open endcap assembly, which can also include a fluid inlet in fluid communication with the internal fluid passage. In some embodiments, at least one of the filter elements can include a pleated filter media.

US Patent:

20090101567, Apr 23, 2009

Filed:

Sep 22, 2008

Appl. No.:

12/234965

Inventors:

Robb Benson - Montgomery TX, US
John H. Burban - Lake Elmo MN, US
Mohammad I. Farooq - Spring TX, US
Neeraj Gupta - New Dehlhi, IN
Hari Prasad - Goa, IN
Mathews J. Thundyil - The Woodlands TX, US

International Classification:

B01D 27/00
B01D 29/52

US Classification:

210253, 210442, 210437

Abstract:

A filter assembly for filtering contaminants from a fluid stream. The housing of the filter assembly is preferably made of fiber reinforced plastic to prevent corrosion from the fluid stream, and can hold one or two filter elements or cartridges, each of which can hold a single filter, or multiple filters. Flow in filter housings having two elements can be unidirectional or opposed.