Aquarium filter

Details Aquarium filter Aquarium filter

1991-11-07

1993-09-07

Cintins, Ivars

Liquid purification or separation

With gas-liquid surface contact means

With separator

210169, 210258, 210259, 210266, B01D 3602

Patent

active

052425827

ABSTRACT:
Aquarium filter having a box-like body defining a first mechanical filtration region provided with mechanical-action filtration means and a second biological filtration region having a chamber provided with biological-action filtration masses which are crossed in a downward direction by fluid at low speed. The second region is provided, in a downward position, with a collection channel system which is connected to the intake duct of a recirculation pump and with a bypass opening which deflects part of the water arriving from the first region directly into the channel system.

REFERENCES:
patent: 4333893 (1982-06-01), Clyde
patent: 4713173 (1987-12-01), Goldman et al.
patent: 4915828 (1990-04-01), Meyers
patent: 5084164 (1992-01-01), Rosario

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