Underground filtration system

Details Underground filtration system Underground filtration system

2007-01-17

2010-11-16

Savage, Matthew O (Department: 1797)

Liquid purification or separation

Structural installation

Grated inlet surface drain

C210S170030, C210S232000, C210S254000, C210S265000, C210S290000, C210S299000, C210S538000

Reexamination Certificate

active

07833413

ABSTRACT:
A modularized underground liquid run-off filtration system, where a plurality of matingly engaged panels define a storage chamber, a filter chamber and a clear well chamber. The filter chamber includes a first filter chamber section and a second filter chamber section, the first filter chamber section being in fluid communication with the storage chamber. A filter mechanism is positioned within the second filter chamber section for filtering liquid passing from the storage chamber thereto. The clear well chamber is in fluid communication with the second filter chamber section for receiving filtered liquid.

REFERENCES:
patent: 6241881 (2001-06-01), Pezzaniti
patent: 7022243 (2006-04-01), Bryant
patent: 7025887 (2006-04-01), Kirts et al.
patent: 2002/0096466 (2002-07-01), Perry, Jr.
patent: 2004/0129622 (2004-07-01), Pattee

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