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2014
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Invention
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Self-aligning subsea structures.
A subsea assembly comprises a first structure (1) including a p... |
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Invention
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Self-aligning subsea structures. A subsea assembly comprises a first structure (1) including a pl... |
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Invention
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Power supply to and control of multiple subsea electric actuators. An assembly of subsea equipmen... |
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2013
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Invention
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Subsea safety system. A subsea system comprises a multiplicity of subsea installations (M-1..M-n)... |
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Invention
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Method and apparatus for measuring emissivity and density of crude oil. Apparatus for use in the ... |
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Invention
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Device and method for monitoring the condition of subsea parts, particularly cable connectors.
A... |
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Invention
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Device and method for monitoring the condition of subsea parts, particularly cable connectors. A ... |
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2012
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Invention
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Condition monitoring by cross-correlation of switching-mode power supplies. A method of monitorin... |
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Invention
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Subsea interface. A subsea connection for a retrievable structure comprises a guide post (8) and ... |
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Invention
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Subsea electric actuators and latches for them. A subsea electric actuator comprises an electric ... |
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2011
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Invention
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Variable split rings. A split ring (1) includes a multiplicity of apertures (5) each of which ext... |
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Invention
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Subsea valve seat arrangements.
A subsea valve comprises a valve gate (4) moveable within a valv... |
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Invention
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Subsea valves. A subsea valve comprises a valve gate (4) moveable in a plane within a valve cavit... |
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Invention
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Subsea valve seat arrangements. A subsea valve comprises a valve gate (4) moveable within a valve... |
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Invention
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Preloading device. A device for the application of a preload between a subsea wellhead and a cond... |
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Invention
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Ratchet and latch mechanisms. A device for the application of a preload between a subsea wellhead... |
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Invention
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Subsea running tool with emergency release. A running tool for use in the insertion of an object ... |
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Invention
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Securing assembly for screwed hose end connectors. A screwed end connector assembly comprises a t... |
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Invention
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Subsea wellhead providing controlled access to a casing annulus. A subsea wellhead assembly inclu... |
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Invention
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Subsea wellhead with segmented fatigue reduction sleeve. A subsea wellhead comprises a generally ... |
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Invention
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Insertion of a packoff into a wellhead. Apparatus for the insertion of a pack-off (34) into a rec... |
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2009
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Invention
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Connector for tubular. A tool for the application of a pre-load to a pair of elongate members, su... |
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Invention
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Wellhead annulus monitoring. A subsea wellhead assembly comprises a production casing hanger (2) ... |
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Invention
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Centralising mechanism for an inner assembly within a vessel particularly for use in subsea modul... |
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2008
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Invention
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Subsea containment vessel and heat sink assembly. A subsea containment vessel includes a heat sin... |
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Invention
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Combined control valve and coupler. A control valve which comprises a body (2) including an inter... |
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Invention
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Signal encoding for frequency division multiplexing on transmission lines. A method of transmitti... |
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Invention
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Indicating and detecting the start of signal transmission employing frequency division multiplexi... |
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Invention
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Token bus communication system. In a token bus system a node with the token can transmit on the b... |
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2007
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Invention
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Subsea coupling. A subsea female coupler comprises a body (2) defining a socket (3) for the recep... |
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Invention
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Hydraulic valves with integral seals. A hydraulic valve comprises a plurality of ports, which com... |
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Invention
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Electrically operated hydraulic valve. An electrically operated hydraulic valve comprises a valve... |
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2006
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Invention
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Poppet valves.
A subsea coupler has an internal chamber (6) adapted for the reception of fluid u... |
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G/S
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Gas, oil. Installation of oil and gas apparatus, drilling for and extracting oil and gas. Compute... |
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2005
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G/S
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Machinery used for recovering and obtaining gas and oil. Drilling and extracting oil and gas; ins... |
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2003
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Invention
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Connector assembly. A reciprocable connector assembly for coupling a service line through a path ... |
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Invention
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Surface pulse system for injection wells. The present invention relates to petroleum recovery ope... |
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2002
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Invention
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Liquid flow regulator. A flow regulator particularly for sub-sea chemical injection at low contin... |
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2001
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Invention
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Welhead templates. A drilling and production template for sub-sea wells comprises a plurality of ... |
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1999
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Invention
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Directional control valves. A directional control valve comprises a spool which is movable in a c... |
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1998
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Invention
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Pressure balanced couplings. A sub-sea coupling comprises a male probe coupler and a female recei... |
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1996
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Invention
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Subsea clamp. A subsea clamp comprising a drive member and an attachment member for location on r... |
