System for heat storage particularly for using in agriculture

Details System for heat storage particularly for using in agriculture System for heat storage particularly for using in agriculture

1981-08-28

1984-03-20

Crowder, Clifford D.

Plant husbandry

Algae culture

47 2, 47 19, 47 58, A01G 924, A01G 1306

Patent

active

044372639

ABSTRACT:
There is provided a system for the underground storage of heat for the gradual and controlled release of same for use in agriculture, comprising a plurality of heat conduits located at predetermined depths below the surface of the soil, and means for circulating heated water through said conduits. Preferred are two-layer systems and three-layer systems of such conduits.

REFERENCES:
patent: 1758941 (1930-05-01), Gibson
patent: 1858330 (1932-05-01), Horning
patent: 1904001 (1933-04-01), Kimmel
patent: 1967803 (1934-07-01), Boland
patent: 1991851 (1935-02-01), Hammell
patent: 3521699 (1970-07-01), Van Huisen
patent: 4216614 (1980-08-01), Triplett
patent: 4309843 (1982-01-01), Kato

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