Method of launching long pipelines and retrieving support means

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

405166, 405171, F16L 104

Patent

active

047862076

ABSTRACT:
A long pipeline is constructed at an on-shore site and is supported by floatable ground engaging supports. The pipeline is launched into a body of water while maintaining a tension load on the pipeline to hold it above the floor of the body of water. The floatable supports are retrieved after the pipeline is launched.

REFERENCES:
patent: Re23963 (1955-03-01), Collins
patent: 3727417 (1973-04-01), Shaw
patent: 4073156 (1978-02-01), Smith
patent: 4183697 (1980-01-01), Lamy
patent: 4326821 (1982-04-01), Stefens

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