Liquid purification or separation – Structural installation – Closed circulating system
Patent
1989-10-11
1991-01-29
Fisher, Richard V.
Liquid purification or separation
Structural installation
Closed circulating system
2104162, 119 5, A01K 6304
Patent
active
049884360
ABSTRACT:
A filtration system for an aquarium is shown which includes a biological filter chamber having an inlet supplied with aquarium water to be filtered, an outlet for returning filtered water to the aquarium, and an interior containing a biological filter medium. A trickle plate is located at the inlet to the biological filter chamber for supplying an even distribution of water to the filter medium. A stationary spray bar located above said trickle plate and connected to the inlet, the stationary spray bar being provided with apertures for supplying water to the trickle plate. A reservoir chamber is located below the biological filter chamber and contains a protein skimmer and one or more supplemental filter stations for further filtering the water before recirculating the water to the aquarium.
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Fisher Richard V.
Gunter Jr. Charles D.
Simpson Robert A.
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