Offshore drilling and production structure
The invention relates to an off-shore marine structure that provides an elevated support for a drilling and/or production platform. A structure comprised of three interlocking components is provided, the first component being a large foundation base installed on the sea bed; the second being a conical shaped support component which is engagable with the foundation base and which, releasably carries the third platform supporting component. In the preferred form, the platform supporting component comprises a centrally-disposed vertical column, means being provided to facilitate engagement of the column with the platform and the second component and to subsequently elevate the platform to an operating height above sea level.
- Assignee:
- Dome Petroleum Ltd (Canada)
- Patent Number(s):
- US 4314776
- OSTI ID:
- 5444758
- Resource Relation:
- Patent Priority Date: Priority date 21 Jun 1978, Canada; Other Information: PAT-APPL-050607
- Country of Publication:
- United States
- Language:
- English
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