Wells – Submerged well – Submerged – buoyant wellhead or riser
Patent
1979-07-19
1981-08-18
Leppink, James A.
Wells
Submerged well
Submerged, buoyant wellhead or riser
166357, 166 65R, 285263, E21B 33068, E21B 33072
Patent
active
042841437
ABSTRACT:
System for the remote control, the maintenance or the fluid injection for a submerged satellite well head comprising a platform equipped with equipment usable for the remote control, maintenance or fluid injection for the well head and located substantially perpendicular to the well head, at least one pipeline connecting the platform to the well head, a control device located on the well head or in the immediate vicinity of the latter, and at least one remote control line connecting the platform to the remote control device, wherein the platform is on the surface and the pipeline is connected to the platform by a connector and to the well head by a spherical articulation equipped with a flexible joint.
REFERENCES:
patent: 3313345 (1967-04-01), Fischer
patent: 3313358 (1967-04-01), Postlewaite et al.
patent: 3400730 (1968-09-01), Anderson
patent: 3408822 (1968-11-01), Chate et al.
patent: 3503443 (1970-03-01), Blanding et al.
patent: 3545541 (1970-12-01), De Vries
patent: 3680895 (1972-08-01), Herbert et al.
patent: 3865142 (1975-02-01), Begun et al.
patent: 3952526 (1976-04-01), Watkins et al.
patent: 3957079 (1976-05-01), Whiteman
patent: 4068868 (1978-01-01), Ohrt
patent: 4126183 (1978-11-01), Walker
Ory Pierre
Scherrer Norbert
Berryhill Bill B.
Favreau Richard E.
Leppink James A.
Societe Europeenne de Propulsion
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