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US 2022/0048797 A1Published application
Bio-filter unit for a fish farming system
AssigneeN P Innovation AB
InventorNils-Åke PERSSON
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AssigneeN P Innovation AB
InventorNils-Åke PERSSON
Estimating the term…
Bio-filter unit (1) intended for a fish farming system, said bio-filter unit (1) comprising a container (2) with a filter media (3) and an inner architecture, said inner architecture comprising at least one vertical tube (5) having an open input end (6) and an open output end (7), wherein the bio-filter unit (1) is connected to a pump (8) enabling pumping liquid and filter media (3) from a bottom (9) of the container (2) against a top (10) of the container (2) through said at least one vertical tube (5), wherein an upper plate (15) is arranged inclined downwards from and around the open output end (7) of the at least one vertical tube (5) and ends at a distance from a wall (13) of the container, wherein the upper plate (15) Is perforated and wherein a regeneration water outflow (16) is arranged under the upper plate (15).
Bio-filter unit intended for a fish farming system, said bio-filter unit comprising a container with a filter media and an inner architecture, said inner architecture comprising at least one vertical tube having an open input end and an open output end, wherein the bio-filter unit is connected to a pump enabling pumping liquid and filter media from a bottom of the container against a top of the container through said at least one vertical tube, wherein an upper plate is arranged inclined downwards from and around the open output end of the at least one vertical tube and ends at a distance from a wall of the container, wherein the upper plate is perforated and wherein a regeneration water outflow is arranged under the upper plate.
Dependencies are inferred from the claim text.