Disconnectable production riser assembly
Patent
·
OSTI ID:5615996
A production riser assembly for producing oil to a floating platform includes a central riser and plurality of production risers annularly spaced around the central riser. The central riser has a flexible joint with a hydraulic connector therebelow. Each production riser has a flexible hose at lower end which is connectable to flowline subs located in spaced relation from the central riser connector. Hydraulically operated connectors are located at the bottom end of each flexible pipe, each riser is independently tensioned.
- Assignee:
- Vetco Offshore, Inc.
- Patent Number(s):
- US 4397357
- OSTI ID:
- 5615996
- Country of Publication:
- United States
- Language:
- English
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