Liquid purification or separation – Structural installation – Closed circulating system
Patent
1989-10-13
1991-10-22
Cintins, Ivars
Liquid purification or separation
Structural installation
Closed circulating system
210282, 210290, 2104162, C02F 900
Patent
active
050593153
ABSTRACT:
A compact device for filtering and aerating aquarium water to sustain diverse aquatic species which comprises a suction pump and a non-submerged column of different filtering layers and in which water is initially dispersed into fine droplets that are given room to fall freely till water degasification is completed.
REFERENCES:
patent: 4186093 (1980-01-01), Willinger
patent: 4678568 (1987-07-01), Goldman et al.
Cintins Ivars
Litman Richard C.
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