Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...
Reexamination Certificate
2005-06-21
2005-06-21
Kreck, John (Department: 3673)
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
C405S224000
Reexamination Certificate
active
06908260
ABSTRACT:
A receptacle20is removably secured to hull12of an offshore structure10, and supports an elongate member14, which may be a riser string, extending downward to the sea bed or to another structure. The elongate member14includes a tapered supporting surface18, which may be provided on a tapered stress joint or flex joint16. The receptacle20includes a mounting bracket22secured to the structure10, and a basket housing30which has a tapered interior surface34for mating engagement with the exterior surface18. According to the method, the mounting bracket is fixed to the structure, and the receptacle basket positioned about the elongate member and the assembly then positioned for being supported on the bracket. The supporting surface on the basket may be arranged for positioning the elongate member at a selected azimuth and declination relative to the offshore structure.
REFERENCES:
patent: 3922870 (1975-12-01), Recalde
patent: 5447392 (1995-09-01), Marshall
patent: 5905212 (1999-05-01), Moses et al.
Baxter Carl F. G.
Beard Michael E.
Boster Patrick L.
Cunliffe Nicholas
Browning & Bushman P.C.
Kreck John
RTI Energy Systems, Inc.
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