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2024
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Invention
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Damping motion of a floating body. Motion of a floating body is damped by anchoring a piston with... |
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Invention
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Centralisers for pipeline assemblies. Centralisers (14) for pipe-in-pipe systems or for pipeline ... |
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2023
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Invention
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Initiation of subsea installation operations. Subsea laying of an elongate element (22) such as a... |
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Invention
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Connection arrangements for marine energy installations. In a subsea inter-array cable layout for... |
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Invention
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A floating cable connection and method of disconnecting at least two cables from an offshore stru... |
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2022
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Invention
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Remediation of electrically heated conduits.
A remedial star connection system for an electrical... |
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Invention
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Remediation of electrically heated conduits. A remedial star connection system for an electricall... |
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Invention
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Mooring renewable energy systems.
A mooring system for a floating electric power producing unit ... |
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Invention
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Mooring renewable energy systems. A mooring system for a floating electric power producing unit s... |
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Invention
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Sealing hollow structures. A method of sealing a hole in a wall of a hollow structure comprises p... |
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2021
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Invention
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Manufacture of pipe-in-pipe assemblies.
A pipe-in-pipe assembly comprises a bundled infill struc... |
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Invention
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Manufacture of pipe-in-pipe assemblies. A pipe-in-pipe assembly comprises a bundled infill struct... |
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Invention
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Clamping pipelines.
A method of fixing a clamp around a pipe comprises supporting the pipe betwe... |
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Invention
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Clamping pipelines. A method of fixing a clamp around a pipe comprises supporting the pipe betwee... |
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Invention
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Monitoring cable integrity during pipeline manufacture.
When manufacturing a pipeline that carri... |
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Invention
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Monitoring cable integrity during pipeline manufacture. When manufacturing a pipeline that carrie... |
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Invention
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Tensioner pads for laying subsea pipelines and the like. A pad for a track-type tensioner include... |
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Invention
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Tensioner pads for laying subsea pipelines and the like. A pad for a track-type tensioner compris... |
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2020
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Invention
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Manufacturing bimetallic lined pipes. A liner sleeve is secured within a host pipe of a bimetalli... |
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Invention
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Method of manufacturing bimetallic lined pipes and such pipes. A liner sleeve is secured within a... |
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Invention
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Pressure-resistant buoys. A subsea buoy comprises a rigid watertight external shell extending con... |
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Invention
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Subsea pipelines equipped with direct electrical heating systems. A heated subsea pipeline includ... |
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Invention
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Subsea pipelines equipped with direct electrical heating systems. A heated subsea pipeline compri... |
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Invention
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Subsea installations comprising heated conduits. A subsea installation for the production of hydr... |
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2019
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Invention
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Method of manufacturing spacers for pipe-in-pipe systems and spacer for a pipe-in-pipe structure.... |
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Invention
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Abandonment and recovery of pipelines. A method of converting a subsea laying system of a surface... |
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Invention
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Pipe bending for reel-lay operations. A method and apparatus for bending a pipe to mitigate inter... |
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2018
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Invention
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Electrofusion of pipe liners. A method of joining together liner sections within a polymer-lined ... |
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Invention
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Insulation of pipe-in-pipe systems. A pipe-in-pipe section comprises an inner pipe spaced within ... |
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Invention
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Insulation of pipe-in-pipe systems. A pipe-in-pipe section (10) comprises an inner pipe (12) spac... |
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Invention
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Electrofusion of pipe liners. The invention relates to a method of joining together liner section... |
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Invention
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Arc welding. A weld is formed in a workpiece such as a pipeline by first activating a melting dev... |
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Invention
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Arc welding. A weld is formed in a workpiece such as a pipeline by firstly activating a melting d... |
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Invention
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Subsea manifolds. A subsea manifold layout interconnects subsea pipelines that extend beside each... |
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Invention
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Fabrication of pipe bundles offshore. A pipeline bundle for a riser tower or tie-back is manufact... |
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2017
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Invention
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Controlling buoyancy when towing, lowering and raising submerged structures. A subsea structure h... |
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Invention
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Techniques for protecting pipe coatings. A method of protecting a layered coating on a length of ... |
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Invention
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Upgrading subsea foundations of mooring systems. A mooring system has a pre-existing subsea found... |
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Invention
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Controlling the buoyancy of a mass of buoyant spheres. A buoyant element for conferring buoyancy ... |
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Invention
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Construction of buoyant elements comprising packed macrospheres. A method of filling a chamber wi... |
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Invention
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Subsea buoyancy systems. A method of providing buoyancy to a subsea structure such as a pipeline ... |
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Invention
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Support ring and fabrication method for subsea pipelines. A support ring supports a welding ring ... |
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2016
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Invention
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Holding back elongate elements during subsea operations. A subsea pipeline coated with a thermall... |
