Top tensioned riser

Details Top tensioned riser Top tensioned riser

2006-06-20

2006-06-20

Lagman, Frederick L. (Department: 3673)

Hydraulic and earth engineering

Marine structure or fabrication thereof

With anchoring of structure to marine floor

C405S169000, C405S170000, C405S224200

Reexamination Certificate

active

07063485

ABSTRACT:
A top tensioned riser extends substantially vertically from a platform hull to the seabottom. The riser includes length adjustment at its upper end and is detachably connected to an anchor pile at its lower end. Riser tension is monitored via load cells incorporated in the riser porch. The riser is connected to one or more import/export flowlines or pipelines.

REFERENCES:
patent: 4470721 (1984-09-01), Shotbolt
patent: 4615646 (1986-10-01), Langner
patent: 4871282 (1989-10-01), Jennings
patent: 5088859 (1992-02-01), Devlin
patent: 5905212 (1999-05-01), Moses et al.
patent: 6321844 (2001-11-01), Thiebaud et al.
patent: 6585455 (2003-07-01), Petersen et al.
patent: 6688814 (2004-02-01), Wetch et al.

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