Marine riser tower

Wells – Submerged well – Submerged – buoyant wellhead or riser

Reexamination Certificate

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Details

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.

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