ClassID:

135462

E21B33/0355 - CPC Classification

Classification description:

Sealing or packing boreholes or wells; Surface sealing or packing; Well heads; Setting-up thereof specially adapted for underwater installations Control systems, e.g. hydraulic, pneumatic, electric, acoustic, for submerged well heads

Recent Application in this class:
#1
20260078651
2026-03-19

SUBSEA TOOL ASSEMBLY AND METHOD OF OPERATING A SUBSEA TOOL

#2
20260036017
2026-02-05

SUBSEA VALVE ACTUATION SYSTEM

#3
20260036012
2026-02-05

COMMUNICATION NETWORKS FOR BOP CONTROL

#4
20260036011
2026-02-05

SYSTEM AND APPARATUS FOR BLOW OUT PREVENTER COMPONENTS AND STRING PROTECTION

#5
20250369303
2025-12-04

ACTUATOR, RECEPTACLE, AND ACTUATOR ASSEMBLY THEREFOR

#6
20250369302
2025-12-04

SUBSEA ACTUATION SYSTEM WITH RETRIEVABLE POSITION INDICATOR

#7
20250364608
2025-11-27

Subsea Christmas Tree Comprising a Control and Battery Module and Related Method

#8
20250347191
2025-11-13

Blowout Preventer Actuation System

#9
20250347186
2025-11-13

TEMPERATURE GAUGE FOR AN ACCUMULATOR NITROGEN TANK APPARATUS, SYSTEM, AND METHOD

#10
20250334015
2025-10-30

Subsea Christmas Tree Comprising a Control and Battery Module and Related Method

#11
20250207471
2025-06-26

Subsea Wellhead Monitoring System

#12
20250188811
2025-06-12

ELECTRICAL ACCUMULATOR SYSTEM WITH INTERNAL TRANSFER BARRIER

#13
20250122775
2025-04-17

COMMUNICATION NETWORKS FOR BOP CONTROL

#14
20250092753
2025-03-20

REGULATOR HAVING CHECK VALVE MANIFOLD FOR USE IN SUBSEA CONTROL CIRCUIT

#15
20250092752
2025-03-20

LIGHTWEIGHT FLOW MODULE

#16
20250043648
2025-02-06

FLUID CONNECTION AND SEAL USEFUL AT WELLHEADS

#17
20250043647
2025-02-06

ELECTRICALLY ACTUATED ACCESS MODULE SYSTEMS AND METHODS

#18
20250020037
2025-01-16

SYSTEM AND METHOD FOR REMOTELY CONTROLLING A RUNNING TOOL

#19
20250012163
2025-01-09

PRESSURE RELEASE SYSTEM FOR WELL INTERVENTION

#20
20250003307
2025-01-02

SYSTEM AND METHOD FOR REMOTE OPERATION OF WELL EQUIPMENT

#21
20240418051
2024-12-19

Electrical accumulator system with internal transfer barrier

#22
20240368947
2024-11-07

Methods for installing risers in a fluid injection system

#23
20240360738
2024-10-31

Flow path and bore management system and method

#24
20240271501
2024-08-15

Wirelessly activated well system

#25
20240254850
2024-08-01

Underwater-wellhead feeding tool assembly and use method thereof

#26
20240209709
2024-06-27

Electrical Drilling and Production Systems and Methods

#27
20240200420
2024-06-20

Casing slip hanger retrieval tool system and method

#28
20240159117
2024-05-16

Fluid injection system and related methods

#29
20240151115
2024-05-09

FLEXIBLE LINEAR ACCESSIBLE CONTROLS SUBSEA

#30
20240125204
2024-04-18

SINGLE SOLENOID VALVE ELECTRO-HYDRAULIC CONTROL SYSTEM THAT ACTUATES CONTROL VALVE

#31
20240125192
2024-04-18

Regulator having check valve manifold for use in subsea control circuit

#32
20240102354
2024-03-28

Low power consumption electro-hydraulic system with multiple solenoids

#33
20240084692
2024-03-14

Integrated current load as wellhead fatigue damage rate indicator

#34
20240068319
2024-02-29

Subsea wellhead monitoring system

#35
20240035349
2024-02-01

Electric actuator bus system

#36
20230392466
2023-12-07

Barrier arrangement in wellhead assembly

#37
20230383617
2023-11-30

Lightweight flow module

#38
20230340851
2023-10-26

Locking fluid connection with seal

#39
20230332477
2023-10-19

Electrical drilling and production systems and methods

#40
20230313817
2023-10-05

DEPTH COMPENSATED ACCUMULATOR SYSTEM FOR GENERATION OF HYDRAULIC POWER TO SUBSEA OPERATIONS

#41
20230287764
2023-09-14

Advanced extended flowback system

#42
20230287753
2023-09-14

Regulator having check valve manifold for use in subsea control circuit

#43
20230272687
2023-08-31

Fluid connection assembly with adapter release

#44
20230265730
2023-08-24

Hydraulic control line filters for subsea high-pressure application

#45
20230265729
2023-08-24

Subsea tree including a fluid swivel

#46
20230203905
2023-06-29

Systems for reducing fluid hammer in subsea systems

#47
20230193726
2023-06-22

Wellhead systems and methods

#48
20230145664
2023-05-11

Systems and methods for initiating an emergency disconnect sequence

#49
20230138273
2023-05-04

Modified riser joints for subsea managed pressure operations

#50
20230135617
2023-05-04

Pressure management sub-systems for subsea managed pressure operations

#51
20230123839
2023-04-20

Emergency disconnect system

#52
20230112716
2023-04-13

Systems and methods for controlling well fluid equipment

#53
20230111005
2023-04-13

Self-propelled valve actuator on a rail transport system for manifolds and subsea trees

#54
20230083472
2023-03-16

TEMPERATURE GAUGE FOR AN ACCUMULATOR NITROGEN TANK APPARATUS, SYSTEM, AND METHOD

#55
20230075775
2023-03-09

Automatic choking hydraulic shock reduction valve

#56
20230057814
2023-02-23

AUTONOMOUS BLOWOUT PREVENTER

#57
20230036622
2023-02-02

Valve assembly for controlling fluid communication along a well tubular

#58
20230036377
2023-02-02

Method for producing extra force and reduced hydraulic supply for shearing pipe

#59
20230028550
2023-01-26

Method for BOP stack structure

#60
20230003770
2023-01-05

Pressure control apparatus activation monitoring

#61
20220389941
2022-12-08

Accumulator system

#62
20220389794
2022-12-08

Subsea deployable installation and workover control system skid and method of installation thereof

#63
20220389781
2022-12-08

Barrier arrangement in wellhead assembly

#64
20220372831
2022-11-24

Control system for a well control device

#65
20220341429
2022-10-27

MECHANICAL BARRIER FLUID PRESSURE REGULATION FOR SUBSEA SYSTEMS

#66
20220290521
2022-09-15

Christmas tree and assembly for controlling flow from a completed well

#67
20220260162
2022-08-18

Valve assembly for well systems

#68
20220251920
2022-08-11

Station keeping and emergency disconnecting capability for a vessel connected to a subsea wellhead in shallow water

#69
20220251918
2022-08-11

Blowout preventer with reduced fluid volume

#70
20220251917
2022-08-11

ANNULAR FRACTURING CLEANOUT APPARATUS AND METHOD

#71
20220251916
2022-08-11

Pressure-retaining connector

#72
20220243550
2022-08-04

Coiled piston assembly

#73
20220235630
2022-07-28

Low power consumption electro-hydraulic valve controller

#74
20220235627
2022-07-28

Single solenoid valve electro-hydraulic control system that actuates control valve

#75
20220235626
2022-07-28

Low power consumption electro-hydraulic system with pilot cartridge

#76
20220235625
2022-07-28

Low power consumption electro-hydraulic system with multiple solenoids

#77
20220220835
2022-07-14

Subsea variable speed drive apparatus

#78
20220195848
2022-06-23

Alternative energy battery charging systems for well construction

#79
20220195826
2022-06-23

Casing slip hanger retrieval tool system and method

#80
20220195825
2022-06-23

Systems and methods for retrievable hydraulic quick dump retrofit modules for electro-hydraulic subsea production systems

#81
20220170338
2022-06-02

CROSSOVER FOR A FLOW PATH FOR A FLUID TO A SUBSEA DEVICE

#82
20220163133
2022-05-26

Electrohydraulic system having an adjustment device for a valve

#83
20220162923
2022-05-26

Smart subsea control module

#84
20220145720
2022-05-12

CHRISTMAS TREE ASSEMBLY WITH HIGH INTEGRITY PIPELINE PROTECTION SYSTEM

#85
20220065064
2022-03-03

Autonomous subsea tieback enabling platform

#86
20220025729
2022-01-27

Subsea well intervention method

#87
20220018205
2022-01-20

High pressure blowout preventer system

#88
20220011930
2022-01-13

BLOWOUT PREVENTER SYSTEM WITH DATA PLAYBACK

#89
20220003112
2022-01-06

Methods for assessing the reliability of hydraulically-actuated devices and related systems

#90
20210396090
2021-12-23

Coiled piston assembly

#91
20210317737
2021-10-14

Methods for assessing the reliability of hydraulically-actuated devices and related systems

#92
20210310583
2021-10-07

Soft shift SPM valve

#93
20210310327
2021-10-07

Subsea test tree assembly

#94
20210301618
2021-09-30

Systems and processes for subsea managed pressure operations

#95
20210293111
2021-09-23

Reliability assessable systems for actuating hydraulically actuated devices and related methods

#96
20210270104
2021-09-02

Completing wells

#97
20210246753
2021-08-12

Fluid connection with lock and seal

#98
20210238943
2021-08-05

Systems and methods for retrievable hydraulic quick dump retrofit modules for electro-hydraulic subsea production systems

#99
20210230975
2021-07-29

Systems and methods for thermal management of subsea conduits using a jumper having adjustable insulating elements

#100
20210230968
2021-07-29

Pump, multi-function valve, and controller apparatus

#101
20210230959
2021-07-29

Disconnectable pressure-preserving electrical connector and method of installation

#102
20210207449
2021-07-08

Systems and methods for initiating an emergency disconnect sequence

#103
20210160095
2021-05-27

Communication System for Providing Communication Between a Control Module and an Oil and/or Gas Module

#104
20210148181
2021-05-20

COUPLING FOR MAKING SUBSEA CONNECTIONS AND METHOD FOR USE THEREOF

#105
20210140261
2021-05-13

Subsea assist snubbing jack

#106
20210102436
2021-04-08

Fluid connection assembly

#107
20210098151
2021-04-01

High pressure electrical connector cable for oil and gas applications

#108
20210095548
2021-04-01

Wellhead systems and methods

#109
20210095529
2021-04-01

High pressure dual electrical collet assembly for oil and gas applications

#110
20210079933
2021-03-18

Subsea hydraulic control device and a method for producing thereof

#111
20210079753
2021-03-18

Emergency disconnect system

#112
20210003151
2021-01-07

Hydraulic Pressure Regulator and Method of Use

#113
20200408226
2020-12-31

Hydraulic shield support system and pressure intensifier

#114
20200408058
2020-12-31

Blowout preventer control system and methods for controlling a blowout preventer

#115
20200408057
2020-12-31

Pressure-retaining connector useful on wellheads

#116
20200399974
2020-12-24

Autonomous blowout preventer

#117
20200378208
2020-12-03

Controlling subsea apparatus

#118
20200362885
2020-11-19

Pilot close vent valve

#119
20200362657
2020-11-19

Open water coiled tubing sealing device

#120
20200347690
2020-11-05

Subsea actuator and method of actuating a subsea actuator

#121
20200340324
2020-10-29

Station keeping and emergency disconnecting capability for a vessel connected to a subsea wellhead in shallow water

#122
20200332653
2020-10-22

SUBSEA PROCESSOR FOR UNDERWATER DRILLING OPERATIONS

#123
20200332616
2020-10-22

Deepwater riser intervention system

#124
20200300056
2020-09-24

Lower stack assembly of a blow-out preventer for a hydrocarbon extraction well and method thereof

#125
20200300055
2020-09-24

AUXILIARY EQUIPMENT PROVISION

#126
20200270955
2020-08-27

Self-aligning, multi-stab connections for managed pressure drilling between rig and riser components

#127
20200248528
2020-08-06

Flow induced vibration reduction

#128
20200240231
2020-07-30

Systems and methods for actuating hydraulically-actuated devices

#129
20200224510
2020-07-16

Modular vertical wet christmas tree, installation method and intervention method thereof

#130
20200208486
2020-07-02

Tubing hanger installation tool

#131
20200199960
2020-06-25

RELIABILITY ASSESSABLE SYSTEMS FOR ACTUATING HYDRAULICALLY ACTUATED DEVICES AND RELATED METHODS

#132
20200190931
2020-06-18

Subsea control system

#133
20200182004
2020-06-11

Systems and methods for retrievable hydraulic quick dump retrofit modules for electro-hydraulic subsea production systems

#134
20200182003
2020-06-11

Subsea electric power and communication module

#135
20200173465
2020-06-04

Accumulator system

#136
20200173244
2020-06-04

Subsea wellhead assembly

#137
20200158140
2020-05-21

Electrohydraulic system for use under water, comprising an electrohydraulic actuator

#138
20200157907
2020-05-21

SMART SEAL METHODS AND SYSTEMS

#139
20200157906
2020-05-21

Subsea energy storage for blow out preventers (BOP)

#140
20200157888
2020-05-21

System and method for casing drilling with a subsea casing drive

#141
20200141203
2020-05-07

METHOD AND SYSTEM FOR SUPPLYING POWER FLUID TO A WELL PRESSURE CONTROL DEVICE

#142
20200125429
2020-04-23

Graphical indexing for life cycle management of drilling system assets

#143
20200115983
2020-04-16

Systems and methods for connecting and disconnecting pumping equipment

#144
20200115982
2020-04-16

Fluid control system

#145
20200102802
2020-04-02

Subsea wellhead monitoring and controlling

#146
20200080397
2020-03-12

VALVE ASSEMBLY

#147
20200072011
2020-03-05

Sliding subsea electronics module chassis

#148
20200072010
2020-03-05

Fluid connection and seal

#149
20200056714
2020-02-20

DEEP SET PRODUCTION TUBING PRESSURE INSENSITIVE WIRELINE RETRIEVABLE SAFETY VALVE

#150
20200056630
2020-02-20

Accumulator system

#151
20200056432
2020-02-20

Non-stop circulation system for maintaining bottom hole pressure

#152
20200048977
2020-02-13

Subsea module and downhole tool

#153
20200036170
2020-01-30

Mechanical arrangement of a subsea switchgear

#154
20200024926
2020-01-23

Wellhead assembly

#155
20190368298
2019-12-05

Subsea system and method for high pressure high temperature wells

#156
20190368297
2019-12-05

Integrated fail-safe and pump-through valve arrangement

#157
20190360295
2019-11-28

SYSTEM AND METHOD FOR CONTROLLING A BLOWOUT PREVENTER SYSTEM IN AN OIL RIG

#158
20190345790
2019-11-14

Injectable Seal for A Blowout Preventer

#159
20190338613
2019-11-07

Remote operator interface and control unit for fluid connections

#160
20190301260
2019-10-03

REMOTELY OPERATED FLUID CONNECTION

#161
20190277104
2019-09-12

PRESSURE-RETAINING SEALS USEFUL IN WELLHEADS

#162
20190264822
2019-08-29

Valve assembly for well systems

#163
20190264524
2019-08-29

Integrated controls for subsea landing string, blow out preventer, lower marine riser package

#164
20190257171
2019-08-22

Ported U-cup annular wellhead hanger seal

#165
20190226306
2019-07-25

Method of producing from a hydrocarbon bearing zone with laterals extending from an inclined main bore

#166
20190226296
2019-07-25

Electrical drilling and production systems and methods

#167
20190226295
2019-07-25

ELASTOMER CHARACTERIZATION

#168
20190218878
2019-07-18

Disconnectable pressure-preserving electrical connector and method of installation

#169
20190212758
2019-07-11

Pressure regulator with reconfigurable hydraulic dampening

#170
20190211851
2019-07-11

Method and system for monitoring health of a hydraulic fluid subsystem

#171
20190203553
2019-07-04

Umbilical method

#172
20190186239
2019-06-20

Umbilical end termination

#173
20190177245
2019-06-13

Pyrotechnic pressure generator

#174
20190153802
2019-05-23

Locking mechanism for subsea compact cutting device (CCD)

#175
20190128084
2019-05-02

Subsea wellhead assembly

#176
20190112893
2019-04-18

Fluid tolerant subsea manifold system

#177
20190093438
2019-03-28

Blowout preventer with choke and kill line pass through conduits

#178
20190085651
2019-03-21

Subsea electric actuator system

#179
20190048901
2019-02-14

Reusable gas generator driven pressure supply system

#180
20190040706
2019-02-07

Subsea tree override tool apparatus and method

#181
20190032436
2019-01-31

Systems for retrievable subsea blowout preventer stack modules

#182
20190024496
2019-01-24

Systems and methods for wirelessly monitoring well integrity

#183
20190024471
2019-01-24

Open Water Coiled Tubing Sealing Device

#184
20190017341
2019-01-17

Chemical deepwater stimulation systems and methods

#185
20190010777
2019-01-10

Blowout preventer with interlocking ram assembly and method of using same

#186
20190003275
2019-01-03

Pressure assisted motor operated ram actuator for well pressure control device

#187
20190003274
2019-01-03

Translocating wedge design for pressure-retaining seal

#188
20180340970
2018-11-29

In situ pressure balanced oil-filled cable connector integrity monitoring

#189
20180320506
2018-11-08

Communication through a hanger and wellhead

#190
20180320470
2018-11-08

Power feedthrough system for in-riser equipment

#191
20180313181
2018-11-01

Systems for reversing fluid flow to and from a single-direction fluid flow device

#192
20180306007
2018-10-25

SUBSEA OPEN-STANDARD CONTROL SYSTEMS AND METHODS

#193
20180274326
2018-09-27

Polymers for Wellbore Plugs and Wellbore Stability

#194
20180274319
2018-09-27

Safety system for overriding hydrocarbon control module

#195
20180258961
2018-09-13

Gas generator driven hydraulic accumulator

#196
20180258741
2018-09-13

Subsea control pod deployment and retrieval systems and methods

#197
20180252065
2018-09-06

WIRELESS CONTROL SYSTEM FOR SUBSEA DEVICES

#198
20180245425
2018-08-30

Moving-rotating linear covering tool

#199
20180245417
2018-08-30

Subsea control pod deployment and retrieval systems and methods

#200
20180245411
2018-08-30

METHOD OF OPERATING A DRILLING SYSTEM

#201
20180231135
2018-08-16

Valve assembly

#202
20180231005
2018-08-16

Subsea barrier fluid system

#203
20180230768
2018-08-16

Subsea safety node

#204
20180216433
2018-08-02

Sacrificial breakaway mechanism

#205
20180209425
2018-07-26

Mechanical barrier fluid pressure regulation for subsea systems

#206
20180209235
2018-07-26

Method and system for performing well operations

#207
20180202253
2018-07-19

Subsea pressure reduction manifold

#208
20180202252
2018-07-19

Blowout preventer control system and methods for controlling a blowout preventer

#209
20180187506
2018-07-05

EMERGENCY SHUTDOWN AND DISCONNECT OF SUBSEA TOOLS USING ORIENTATION

#210
20180179847
2018-06-28

Modular manifold system for an electrohydraulic control system

#211
20180163520
2018-06-14

Wellhead systems and methods

#212
20180156005
2018-06-07

System for remote operation of downhole well equipment

#213
20180142543
2018-05-24

System and method for monitoring a blowout preventer

#214
20180128085
2018-05-10

Landing string measurement system and method including a power assembly providing power to a data-storage

#215
20180119513
2018-05-03

Tubular wellhead assembly

#216
20180112655
2018-04-26

Subsea multipiston pump module and subsea multistage pump

#217
20180094520
2018-04-05

CALIBRATION OF IN-LINE MONITORING INSTRUMENTS IN A SUBSEA INSTALLATION

#218
20180094519
2018-04-05

Systems and methods for wirelessly monitoring well integrity

#219
20180087538
2018-03-29

Self-contained depth compensated accumulator system

#220
20180080299
2018-03-22

Pressure-retaining seals for multiple applications

#221
20180073318
2018-03-15

Subsea energy storage for well control equipment

#222
20180066680
2018-03-08

Accumulator

#223
20180066493
2018-03-08

Systems and methods for actuating hydraulically-actuated devices

#224
20180066485
2018-03-08

Modular system and method for controlling subsea operations

#225
20180058166
2018-03-01

Early production system for deep water application

#226
20180058165
2018-03-01

Early production system for deep water application

#227
20180045039
2018-02-15

Underwater hydrocarbon extraction facility

#228
20180038390
2018-02-08

Hydraulic timing device

#229
20180010405
2018-01-11

Choke and kill system

#230
20170370153
2017-12-28

PISTON ASSEMBLY TO REDUCE ANNULAR PRESSURE BUILDUP

#231
20170362929
2017-12-21

Methods for assessing the reliability of hydraulically-actuated devices and related systems

#232
20170362909
2017-12-21

High-integrity pressure protection system Christmas tree

#233
20170356264
2017-12-14

CONTROL SYSTEM AND METHOD FOR SUPPLY OF POWER TO ACTIVE MAGNETIC BEARINGS IN A ROTATING MACHINE

#234
20170343019
2017-11-30

Actuator assist apparatus, actuator system and method

#235
20170328167
2017-11-16

Subsea drilling system with pressure dampener

#236
20170324273
2017-11-09

Supply of auxiliary power to remote installations

#237
20170321517
2017-11-09

System for manipulating subsea equipment and controlling a subsea barrier system

#238
20170314358
2017-11-02

Blowout preventer with wide flange body

#239
20170314357
2017-11-02

Control system and a method for monitoring a filter in an underwater hydrocarbon well

#240
20170314355
2017-11-02

Safety valve for production wells

#241
20170306715
2017-10-26

A RETRIEVABLE SUBSEA APPARATUS WITH A PRESSURE AND VOLUME COMPENSATING SYSTEM

#242
20170292538
2017-10-12

Gas generator driven hydraulic pressure supply systems

#243
20170284164
2017-10-05

Sil rated system for blowout preventer control

#244
20170268315
2017-09-21

Cleaning channels

#245
20170227021
2017-08-10

Electrohydraulic system for use under water, and process valve having an electrohydraulic system of said type

#246
20170198542
2017-07-13

System and method for deploying and using at least one control module for in-riser and open water operations

#247
20170145791
2017-05-25

Switching device for, and a method of switching, a downhole tool

#248
20170145774
2017-05-25

Pressure variance systems for subsea fluid injection

#249
20170145773
2017-05-25

Closed-loop solenoid system

#250
20170138151
2017-05-18

Apparatus and method for monitoring valve operation

#251
20170138142
2017-05-18

Reliability Assessable Systems for Actuating Hydraulically Actuated Devices and Related Methods

#252
20170138141
2017-05-18

Direct hydraulic rapid response module apparatus and method

#253
20170130575
2017-05-11

Smart seal methods and systems

#254
20170130562
2017-05-11

Seals with embedded sensors

#255
20170122057
2017-05-04

Test tree and actuator

#256
20170122056
2017-05-04

Subsea energy storage for well control equipment

#257
20170101839
2017-04-13

Powered subsea tool assembly, to reinstate the intended functionality of a subsea tree valve actuator

#258
20170089182
2017-03-30

Subsea system and method for high pressure high temperature wells

#259
20170037702
2017-02-09

Subsea drilling system with intensifier

#260
20170030757
2017-02-02

WIRELESS MEASUREMENT OF THE POSITION OF A PISTON IN AN ACCUMULATOR

#261
20160349357
2016-12-01

Oil well improvement system—intrusion detection and respose subsystem

#262
20160348458
2016-12-01

Oil Well Improvement System - Pressure Relief, Diversion Capture & Recovery

#263
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In-riser power generation

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Systems and methods for handling overcurrent and undercurrent conditions in subsea control subsystem components

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2016-10-27

Propellant energy to operate subsea equipment

#266
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2016-09-29

Hinged cable termination

#267
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2016-08-25

Actuator for a valve

#268
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2016-08-04

BOP control system circuit to reduce hydraulic flow/water hammer

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2016-07-28

Pressure compensator for subsea device

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2016-07-14

Blowout preventer stack and supply system

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2016-07-14

Control pod for blowout preventer system

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Power and communications hub for interface between control pod, auxiliary subsea systems, and surface controls

#273
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2016-06-23

Solenoid valve housings for blowout preventer

#274
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2016-05-19

Monopropellant driven hydraulic pressure supply

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2016-05-19

Subsea landing string with autonomous emergency shut-in and disconnect

#276
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2016-05-12

Flow isolation for blowout preventer hydraulic control systems

#277
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2016-05-05

Measurement system

#278
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2016-04-21

High pressure blowout preventer system

#279
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Propellant driven accumulator

#280
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2016-04-14

Gas generator driven pressure supply device

#281
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2016-04-07

Subsea well systems and methods for controlling fluid from the wellbore to the surface

#282
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2016-03-31

CONTROLLING DISTRIBUTED SUBSEA UNITS

#283
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2016-03-10

Subsea power distribution device and system

#284
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2016-03-10

Extending the life of a compromised umbilical

#285
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2016-03-03

Control line connection technique

#286
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2016-02-25

Subsea electrical unit and system

#287
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2016-02-04

Multi-barrier seal system

#288
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2016-01-28

COMPLETION WITH SUBSEA FEEDTHROUGH

#289
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2016-01-28

COMPLETION WITH SUBSEA FEEDTHROUGH

#290
20160017683
2016-01-21

Method and apparatus for subsea well plug and abandonment operations

#291
20160010418
2016-01-14

Subsea pressure reduction system

#292
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2016-01-07

Pressure Control Device with Remote Orientation Relative to a Rig

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2015-12-31

Subsea actuator with three-pressure control

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2015-12-24

Advanced automated control system for minimizing slugging

#295
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2015-12-17

Subsea electronic data system

#296
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2015-12-17

Shape memory alloy powered hydraulic accumulator

#297
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2015-11-12

Gas handling method for dual bottle subsea accumulators

#298
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2015-11-12

Switching device for, and a method of switching, a downhole tool

#299
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2015-10-29

SYSTEMS FOR SUB-AMBIENT PRESSURE ASSISTED ACTUATION OF SUBSEA HYDRAULICALLY ACTUATED DEVICES AND RELATED METHODS

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2015-10-08

Submersible power distribution system and methods of assembly thereof