Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...
Patent
1990-03-05
1991-01-01
Taylor, Dennis L.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
248 49, 405158, F16L 100
Patent
active
049813951
ABSTRACT:
A device to aid in the laying of pipes in a ditch in a position above the bottom thereof while gravel is partially put into the ditch. Then with gravel in the ditch supporting the pipe, the device is conveniently removed.
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patent: 4265566 (1981-05-01), Scodino
patent: 4362435 (1982-12-01), Henry
Datin Michael C.
Datin Timothy J.
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