Under water crane

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

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Details

182 2, 405171, 405170, F16L 100

Patent

active

041094808

ABSTRACT:
A system of submarine cranes suited to handling pipe, fittings, tools and machinery on the marine floor, as by divers, and having simple articulate carrying crossbeams with hydraulic motive means and controls, and possible balloon assistance and means to hump and bend, couple, and repair pipelines and machines under water.

REFERENCES:
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patent: 1979782 (1934-11-01), Wiley et al.
patent: 2024587 (1972-12-01), Lehmann
patent: 3204417 (1965-09-01), Robley
patent: 3267682 (1966-08-01), Robley
patent: 3508410 (1970-04-01), Lynch
patent: 3578233 (1971-05-01), Meister
patent: 3659299 (1972-05-01), Davidson et al.
patent: 3717000 (1973-02-01), Rothwell
patent: 3774286 (1973-11-01), Reed
patent: 3785160 (1974-01-01), Banjavich et al.

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