Title:
SUPPORTER FOR PLATFORM WITH TENSION LEG
Document Type and Number:
Japanese Patent JPS62218296
Kind Code:
A
Abstract:
An anchoring structure (30) for a tension leg platform (10) provides for a well template (40) which is elevated above the anchor templates (32) at a level which aqualizes the lengths of the mooring elements (26) and the well risers (36). The well and anchor templates are constructed in a unitary structure (30) to facilitate installation and ensure proper spacing of the templates (32, 40) with respect to each other. In preferred embodiments of the invention, subsea storage is provided as well as curved conductors which facilitate angular deviation of the wellbores away from the template and J-tubes for the pull-in of subsea flowlines.
Inventors:
CHIYAARUSU ENU HOWAITO
ANDORIYUU EFU HANTAA
ANDORIYUU EFU HANTAA
Application Number:
JP25212686A
Publication Date:
September 25, 1987
Filing Date:
October 24, 1986
Export Citation:
Assignee:
CONOCO INC
International Classes:
B63B21/50; E02B17/00; E21B17/01; E21B43/017; (IPC1-7): B63B21/50; E02B17/00
Attorney, Agent or Firm:
Takehiko Suzue
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