Abstract: Properly designed and developed swivels represent a reliable and practical means for providing required flowline flexibility in multiline marine production risers. The lack of suitable commercially ...

Abstract: A joint development program has produced a unique flowline swivel for high-pressure natural gas service under continuous, small degree rotation, oscillating service. The swivel uses an elastomeric ...

Abstract: The need to produce oil and gas in water depths beyond the physical and economical limits of fixed platforms and pipelines has led to the development of a feasible concept for an articulated ...

Abstract: A self-contained downhole recording instrument was developed and used to measure and record drilling string forces and motions. The eight signals recorded by pulse-width modulation on magnetic ...

Abstract: A multiline marine production riser and floating production, storage, and terminal facility may be required for economic development of oil and gas reserves in remote, deep water locations. A ...