Wells – Submerged well – Submerged – buoyant wellhead or riser
Reexamination Certificate
2006-09-05
2006-09-05
Beach, Thomas A (Department: 3671)
Wells
Submerged well
Submerged, buoyant wellhead or riser
C166S367000, C405S224400
Reexamination Certificate
active
07100694
ABSTRACT:
The invention relates to a marine riser tower having a plurality of rigid metallic conduits bundled together with a metallic tubular core. The conduits may include production lines for hydrocarbons, water injection lines, and/or gas lift lines. A production line or gas lift line is located within the core, while the water injection line is located outside the core.
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“Pipelines and Risers” by Bai, Elsevier Ocean Engineering book Series, vol. 3, 2001, pp. 451-453.
De Roux Grégoire François Christian
Legras Jean-Luc Bernard
Miorcec De Kerdanet Tegwen Bertrand Marie
Beach Thomas A
Sheridan & Ross P.C.
Stolt Offshore S.A.
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