Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1980-05-16
1982-10-05
Corbin, David H.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
405172, 405228, F16L 104
Patent
active
043525954
ABSTRACT:
Apparatus for supporting pipe suspended over depressions in the sea bed and method of, comprising a service modular unit capable of being completely recovered and another modular unit intended for properly supporting the pipe: the two modular units are so connected that they can be disjointed under a command from the pipe-laying barge.
The service modular unit is equipped with a recoverable assembly for placing the supporting modular unit in a correct vertical posture on the sea bed and for vertically holding such supporting modular until the pile-driving operation has been satisfactory completed.
REFERENCES:
patent: 4084385 (1978-04-01), Boyodjieff
patent: 4146345 (1979-03-01), Silvestri
patent: 4265566 (1981-05-01), Scodino
Corbin David H.
Pistel Nancy J.
Saipem S.p.A
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