Filter media retaining cap and hold down grid

Details Filter media retaining cap and hold down grid Filter media retaining cap and hold down grid

2006-06-20

2006-06-20

Pham, Minh-Chau T. (Department: 1724)

Liquid purification or separation

Particulate material type separator, e.g., ion exchange or...

With rehabilitation means

C210S275000, C210S279000, C210S292000, C210S293000, C210S793000

Reexamination Certificate

active

07063787

ABSTRACT:
The invention recites a filtration tank including a chamber for holding liquid to be filtered, the filtration tank includes a fluid inlet for providing liquid to the chamber. The filtration tank further includes a fluid outlet and at least one filter block disposed between the inlet and the outlet, wherein the at least one filter block includes a porous cap having an average pore size of up to about 250 microns.

REFERENCES:
patent: 2710692 (1955-06-01), Kegel et al.
patent: 2716490 (1955-08-01), Barstow
patent: 3840117 (1974-10-01), Ross
patent: 4065391 (1977-12-01), Farabaugh
patent: 4133766 (1979-01-01), Adie
patent: 4214992 (1980-07-01), Sasano et al.
patent: 4222876 (1980-09-01), Englehart
patent: 4331542 (1982-05-01), Emrie
patent: 4364830 (1982-12-01), Roberts
patent: 4564450 (1986-01-01), Piper et al.
patent: 4619765 (1986-10-01), Roberts
patent: 4750999 (1988-06-01), Roberts et al.
patent: 4882053 (1989-11-01), Ferri
patent: 5019259 (1991-05-01), Hambley
patent: 5068034 (1991-11-01), Walter
patent: 5087358 (1992-02-01), Massignani
patent: 5087362 (1992-02-01), Brown
patent: 5089147 (1992-02-01), Ross
patent: 5108627 (1992-04-01), Berkebile et al.
patent: 5149427 (1992-09-01), Brown et al.
patent: 5160614 (1992-11-01), Brown
patent: 5202022 (1993-04-01), Ferri
patent: 5232592 (1993-08-01), Brown et al.
patent: 5269920 (1993-12-01), Brown et al.
patent: 5328608 (1994-07-01), Bergmann et al.
patent: 5332497 (1994-07-01), Shea et al.
patent: 5413710 (1995-05-01), Roberts et al.
patent: 5489388 (1996-02-01), Brown et al.
patent: 5534202 (1996-07-01), Roberts et al.
patent: 5618421 (1997-04-01), Sorosinski
patent: 5639384 (1997-06-01), Brown et al.
patent: 5865999 (1999-02-01), Shea et al.
patent: 2001/0032813 (2001-10-01), Savage
patent: WO 97/40907 (1997-11-01), None
patent: WO 98/04332 (1998-02-01), None
Porex Technologies, Website, Date First Visited Aug. 9, 1999 (relevant pages attached); http://www.porex.com.

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