Aquarium filter

Details Aquarium filter Aquarium filter

2006-04-25

2006-04-25

Prince, Fred G. (Department: 1724)

Liquid purification or separation

Structural installation

Closed circulating system

C210S150000, C210S151000, C210S220000, C210S416200, C119S260000, C119S263000

Reexamination Certificate

active

07033491

ABSTRACT:
An aquarium filter to increase dissolved oxygen and improve water quality comprised of a box containing a segregated water inlet tank, a water collection tank, and multiple filtration tanks; water introduced into the water inlet tank being pumped by a submerged motor and mixed with air introduced from the ambient to be flushed to the water collection tank; the water being bumped against bio-filtration balls in filtration tank for the beneficial microbes to get attached to the filtration balls to consume hazardous microbes.

REFERENCES:
patent: 5096576 (1992-03-01), Szabo
patent: 5108594 (1992-04-01), Giovanetti et al.
patent: 5223129 (1993-06-01), Hsieh
patent: 5242582 (1993-09-01), Marioni
patent: 5690819 (1997-11-01), Chianh
patent: 2003/0006177 (2003-01-01), Lari et al.
patent: WO 02/30835 (2002-04-01), None

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