Riser for great water depths

Details Riser for great water depths Riser for great water depths

1982-06-11

1984-07-31

Corbin, David H.

Hydraulic and earth engineering

Marine structure or fabrication thereof

166350, 405224, E21B 4301

Patent

active

044627173

ABSTRACT:
A riser connects a stationary submerged structure such as an offshore oil well head with a caisson of positive buoyancy anchored to the water bottom. The riser comprises continuous guide means extending from the caisson to a certain distance above the submerged structure and housing, with a clearance from the bottom transfer lines connecting said structure to the caisson, and holding means joining together said guide means and at least one anchoring line of the caisson.

REFERENCES:
patent: 3517110 (1970-06-01), Morgan
patent: 4212561 (1980-07-01), Wipkink
patent: 4332509 (1982-06-01), Reynard et al.

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