Liquid purification or separation – Processes – Treatment by living organism
Patent
1995-04-04
1997-05-13
Popovics, Robert J.
Liquid purification or separation
Processes
Treatment by living organism
210622, 210703, 210806, 210169, 2104162, 210150, 210151, 2102211, 119260, A01K 6304
Patent
active
056289057
ABSTRACT:
A filtration apparatus for an aquarium comprising of mechanical, biological and chemical filter mechanisms for removing impurities from water and an intake tube/pre-filter arrangement for maintaining syphonability of the apparatus during both operating and non-operating states. In an another embodiment, a protein skimmer is combined with the other filter mechanisms.
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