Subsea intervention with compliant guide
AssigneeSchlumberger Technology Corporation
InventorsEric Smedstad, Yves Le Moign, Andrea Sbordone, Rene Schuurman, Pascal Paneta, Axel Destremau, Alan Johnston, Lars Mangal
Life of this patent
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Abstract
A technique improves the capabilities and performance of subsea intervention operations. An intervention vessel is coupled with a subsea well system via a compliant guide. The structure and arrangement of the compliant guide enables passage of a variety of intervention tools and a variety of conveyance mechanisms to facilitate performance of intervention operations.
Claims29
A method for subsea intervention, comprising:
- coupling an intervention vessel and a subsea well system with a compliant guide;
- conveying intervention tools through the compliant guide with a cable-type conveyance;
- and
- utilizing the intervention tools to perform an intervention operation.
A method for subsea intervention, comprising:
- coupling an intervention vessel and a subsea well system with a spoolable compliant guide extending untethered between the intervention vessel and the subsea well system;
- isolating an interior of the spoolable compliant guide from well fluids;
- and
- arranging the spoolable compliant guide to accommodate passage of a plurality of conveyance types.
A system, comprising:
- a deep water subsea well system;
- a compliant guide coupled to the deep water subsea well system, the compliant guide being arranged to accommodate passage of a variety of intervention tools and conveyance systems;
- and
- a seal positioned to limit incursion of well fluid into the compliant guide.
A method for subsea intervention, comprising:
- locating a subsea well system in deep water;
- coupling a compliant guide between an intervention vessel and the subsea well system;
- and
- passing an intervention tool through the compliant guide via a conveyance system of the type unable to transmit a pushing force.
Dependencies are inferred from the claim text.