Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...
Patent
1977-01-31
1979-02-13
Shapiro, Jacob
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
405131, 126270, 165 45, 237 1R, F16L 100
Patent
active
041393210
ABSTRACT:
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such storage being the rocks themselves and a (usually much larger) part being the adjacent earth. Conduit connections are provided for carrying heat or cold to the rocks.
REFERENCES:
patent: 2828681 (1958-04-01), Smith
patent: 3987786 (1976-10-01), Keyes et al.
patent: 4054246 (1977-10-01), Johnson
Shapiro Jacob
Westman Nickolas E.
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