Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1995-10-12
1997-02-18
Graysay, Tamara L.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
405158, F16L 120
Patent
active
056035888
ABSTRACT:
A pipeline weight includes a primary body and a pair of secondary bodies pivotally connected in opposed wing-like fashion to the primary body. The secondary bodies are then secured together by bolts.
REFERENCES:
patent: 2518981 (1950-08-01), Edwards
patent: 2791019 (1957-05-01), Du Laney
patent: 3240512 (1966-03-01), Pennington et al.
patent: 4166710 (1979-07-01), Spiridonov
patent: 5443329 (1995-08-01), De Geeter
Graysay Tamara L.
Key-May Industries Ltd.
Lagman Frederick
Lambert Anthony R.
Ried's Welding (1981) Inc.
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