Hydroponic plant nutrient circulation/distribution system

Details Hydroponic plant nutrient circulation/distribution system Hydroponic plant nutrient circulation/distribution system

2011-01-04

2011-01-04

Collins, Timothy D (Department: 3644)

Plant husbandry

Plant irrigators and/or fertilizers, apparatus or method

C047S079000

Reexamination Certificate

active

07861459

ABSTRACT:
A hydroponic liquid nutrient circulation system which includes a plurality of liquid reservoirs, each with a sidewall opening that receives the shank of a split tee device that has separate liquid inlet and outlet passages for flow of liquids into, and out of, the internal space of the reservoirs. The system may include a controller reservoir connected to one or more of these liquid reservoirs.

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patent: 5273066 (1993-12-01), Graham et al.
patent: 5971667 (1999-10-01), Graham
patent: 7069691 (2006-07-01), Brooke et al.

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