ClassID:

135588

E21B43/017 - CPC Classification

Classification description:

Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations Production satellite stations, i.e. underwater installations comprising a plurality of satellite well heads connected to a central station

Recent Application in this class:
#1
20260103960
2026-04-16

Using Multiple In-Line Fluid Systems

#2
20250369530
2025-12-04

LOCKING NUT AND ASSEMBLY THEREFOR

#3
20250297534
2025-09-25

SYSTEM AND METHOD FOR COMPOSITE MUDMAT AND MOUNTING BASE

#4
20250270901
2025-08-28

SUBSEA SYSTEM AND METHOD FOR INTERCONNECTING PRODUCING AND INJECTING WELLS IN PAIRS TO AN AGGREGATING COMPONENT

#5
20250179896
2025-06-05

SUBSEA JUMPER WITH INTEGRATED FILTER

#6
20250164023
2025-05-22

OVERPRESSURE VALVE SYSTEM FOR A SUBSEA MANIFOLD

#7
20250163780
2025-05-22

UTILIZING HIGH PRESSURE SUBSEA RESERVOIR ENERGY TO SUPPORT LOW-PRESSURE SUBSEA PRODUCTION WELLS

#8
20250154855
2025-05-15

A METHOD FOR CONNECTING A SUBSEA WELL TO A SUBSEA PIPELINE

#9
20240309736
2024-09-19

Subsea fluid injection system

#10
20240151124
2024-05-09

Method for expanding the capacity for local storage of chemical products or their solutions in reservoir rock

#11
20240068332
2024-02-29

Buoy for injecting fluid in a subterranean void and methods for connecting and disconnecting a fluid passage from a vessel to the buoy

#12
20230287767
2023-09-14

UNIVERSAL BLOCK PLATFORM

#13
20230203920
2023-06-29

Offshore assembly and oil and gas production system and method comprising such offshore assembly

#14
20230184047
2023-06-15

Noise mitigation of subsea oil and gas equipment using subsea acoustic insulation

#15
20230114745
2023-04-13

SYSTEMS AND METHODS FOR EVALUATING SECURING SYSTEMS FOR FLOATING STRUCTURES USING VIRTUAL SENSORS

#16
20220403715
2022-12-22

Module, a system and a method for daisy chaining of satellite wells

#17
20220373120
2022-11-24

CONFIGURABLE BLOCK MANIFOLD SYSTEM

#18
20220307350
2022-09-29

VERTICAL BRANCH INLINE MANIFOLD SYSTEM

#19
20220290541
2022-09-15

Integrated system for subsea heating and pumping of oil and water injection for reservoir pressurization, and method of heating, of subsea pumping hydraulically actuated and water injection

#20
20220268133
2022-08-25

System and methods of use for a blind plug

#21
20220180021
2022-06-09

Systems and methods for allocating hydrocarbon production values

#22
20220170561
2022-06-02

Protection device for a fluid flow line, related installation and process

#23
20220090472
2022-03-24

Subsea field architecture

#24
20220065064
2022-03-03

Autonomous subsea tieback enabling platform

#25
20220033177
2022-02-03

Subsea fluid storage unit

#26
20220026010
2022-01-27

Diverting pigs in a pipeline or piping system

#27
20220024688
2022-01-27

Subsea storage system

#28
20210384988
2021-12-09

Subsea communication network and communication methodology

#29
20210269234
2021-09-02

Subsea fluid storage unit

#30
20210254424
2021-08-19

Mandrel multiplying device for subsea oil production apparatus

#31
20210246752
2021-08-12

Integrated towhead and fluid processing system

#32
20210246735
2021-08-12

PIPELINE INTEGRATED MANIFOLD

#33
20210222533
2021-07-22

Universal block platform jacket connector block

#34
20210222386
2021-07-22

Universal block platform integrated platform block

#35
20210215263
2021-07-15

2-slot inline block manifold system

#36
20210214907
2021-07-15

Universal block platform lower platform block and method of use

#37
20210189841
2021-06-24

Subsea system and method of installing a subsea system

#38
20210172139
2021-06-10

Universal block platform

#39
20210164328
2021-06-03

Controlling, Monitoring, and Optimizing Production from Multiple Oil and Gas Pumps

#40
20210079777
2021-03-18

System and method for offshore hydrocarbon processing

#41
20210079764
2021-03-18

System and method for offshore hydrocarbon production and storage

#42
20210010352
2021-01-14

Subsea well installation

#43
20210002986
2021-01-07

Jumper termination apparatus for a subsea jumper flowline and a method of connecting subsea flowlines to a subsea manifold

#44
20200399980
2020-12-24

Manifold and fluid flow control

#45
20200392817
2020-12-17

Subsea manifolds

#46
20200347703
2020-11-05

JUMPER TERMINATION MANIFOLD

#47
20200334398
2020-10-22

Petro-technical global fluid identity repository

#48
20200300055
2020-09-24

AUXILIARY EQUIPMENT PROVISION

#49
20200248724
2020-08-06

Modular single header manifold

#50
20200040706
2020-02-06

Handling heavy subsea structures

#51
20200018138
2020-01-16

OFFSHORE FLOATING UTILITY PLATFORM AND TIE-BACK SYSTEM

#52
20190390683
2019-12-26

Counter rotating back-to-back fluid movement system

#53
20190362039
2019-11-28

Systems and methods for allocating hydrocarbon production values

#54
20190360319
2019-11-28

OFFSHORE HYDROCARBON PROCESSING FACILITY AND METHOD OF OPERATION

#55
20190323325
2019-10-24

A FLOW BASE SYSTEM FOR SUBSEA WELLS

#56
20190277116
2019-09-12

Subsea Field Architecture

#57
20190272353
2019-09-05

Systems and methods for allocating hydrocarbon production values

#58
20190219230
2019-07-18

Subsea high integrity pipeline protectoin system with bypass

#59
20190120020
2019-04-25

Pipeline integrated manifold

#60
20190040706
2019-02-07

Subsea tree override tool apparatus and method

#61
20180371877
2018-12-27

Equipment for connection of subsea pipelines in block architecture and oil drilling system

#62
20180258742
2018-09-13

SUBSEA MANIFOLD SYSTEM

#63
20180187522
2018-07-05

Manifold and shared actuator

#64
20180163519
2018-06-14

Subsea live hydrocarbon fluid retrieval system and method

#65
20180156026
2018-06-07

Load and vibration monitoring on a flowline jumper

#66
20180156024
2018-06-07

Instrumented subsea flowline jumper connector

#67
20180156004
2018-06-07

INTEGRATED WELL SYSTEM ASSET AND HIGH INTEGRITY PRESSURE PROTECTION

#68
20180106131
2018-04-19

Regulating the temperature of a subsea process flow

#69
20180060454
2018-03-01

Systems and methods for allocating hydrocarbon production values

#70
20180016877
2018-01-18

Underwater hydrocarbon processing facility

#71
20170336010
2017-11-23

Method for managing the heating of fluids flowing through a network of submarine pipelines

#72
20170328176
2017-11-16

Bore connector engagement technique

#73
20170328163
2017-11-16

Subsea flowmeter connector assembly

#74
20170314366
2017-11-02

Handling heavy subsea structures

#75
20170242142
2017-08-24

Travel-time objective function for full waveform inversion

#76
20170241243
2017-08-24

Monolithic manifold with embedded valves

#77
20170211355
2017-07-27

Subsea pressure protection system

#78
20170204704
2017-07-20

Remotely-Operated Subsea Control Module

#79
20170016309
2017-01-19

LONG OFFSET GAS CONDENSATE PRODUCTION SYSTEMS

#80
20160347422
2016-12-01

Transportation and installation of subsea rigid tie-in connections

#81
20160265725
2016-09-15

System and method for transporting hydrocarbons

#82
20160138762
2016-05-19

Subsea fluid processing system and an associated method thereof

#83
20150372470
2015-12-24

Inclined conductor device

#84
20150361771
2015-12-17

Subsea hydrocarbon production system

#85
20150345274
2015-12-03

Subsea processing of well fluids

#86
20150188315
2015-07-02

Methods and systems for subsea direct current power distribution

#87
20150136409
2015-05-21

Well intervention tool and method

#88
20140367113
2014-12-18

Subsea production system with multiple location master control station system

#89
20140251632
2014-09-11

Subsea hydrocarbon production system

#90
20140209300
2014-07-31

Hazard avoidance analysis

#91
20140186120
2014-07-03

Subsea arrangement

#92
20130284444
2013-10-31

Systems, spacer devices and methods for aligning multi-well modular templates and associated wells

#93
20130264117
2013-10-10

Drop away funnel for modular drilling templates

#94
20130264064
2013-10-10

Technical system, method and uses for dosing of at least one liquid treatment means into injection water to an injection well

#95
20130043035
2013-02-21

Method of retrofitting subsea equipment with separation and boosting

#96
20120322693
2012-12-20

SYSTEM AND METHOD FOR CREATING FLOWABLE HYDRATE SLURRIES IN PRODUCTION FLUIDS

#97
20120285656
2012-11-15

Offshore hydrocarbon cooling system

#98
20120232873
2012-09-13

Systems and methods for improved positioning of pads

#99
20120221307
2012-08-30

Systems and methods for improved positioning of pads

#100
20120211234
2012-08-23

DEEPWATER CONTAINMENT SYSTEM AND METHOD OF USING SAME BACKGROUND

#101
20120138307
2012-06-07

INTEGRATED PRODUCTION MANIFOLD AND MULTIPHASE PUMP STATION

#102
20120138306
2012-06-07

Production manifold accessory

#103
20120103624
2012-05-03

Large-offset direct vertical access system

#104
20120037359
2012-02-16

Systems and methods for improved positioning of pads

#105
20110308625
2011-12-22

System and method for transporting hydrocarbons

#106
20110290498
2011-12-01

Subsea production systems and methods

#107
20110290497
2011-12-01

Subsea hydrocarbon production system

#108
20110203806
2011-08-25

Arrangement for directing a fluid flow

#109
20110139460
2011-06-16

HYDROCARBON PRODUCTION SYSTEM, METHOD FOR PERFORMING CLEAN-UP AND METHOD FOR CONTROLLING FLOW

#110
20110132615
2011-06-09

Offshore drilling and production systems and methods

#111
20100300696
2010-12-02

System and Method for Monitoring Subsea Valves

#112
20100294383
2010-11-25

Subsea accumulator monitoring system

#113
20100175883
2010-07-15

Undersea well product transport

#114
20100025043
2010-02-04

SYSTEM AND VESSEL FOR HYDROCARBON PRODUCTION AND METHOD FOR INTERVENTION ON SUBSEA EQUIPMENT

#115
20090314495
2009-12-24

SYSTEMS AND METHODS FOR DRILLING AND PRODUCING SUBSEA FIELDS

#116
20090308608
2009-12-17

Methods of producing hydrocarbons for substantially constant composition gas generation

#117
20090200014
2009-08-13

Systems and methods for improved positioning of pads

#118
20090095482
2009-04-16

Method and system for centralized well treatment

#119
20080264642
2008-10-30

Subsea well control system and method

#120
20080210432
2008-09-04

System and vessel for supporting offshore fields

#121
20080138159
2008-06-12

Marine riser system

#122
20080135256
2008-06-12

Subsea manifold system

#123
20080093081
2008-04-24

Method for managing hydrates in subsea production line

#124
20060180316
2006-08-17

Assembly of downhole equipment in a wellbore

#125
20060175062
2006-08-10

Undersea well product transport

#126
20060118308
2006-06-08

Dual bore well jumper

#127
20060108120
2006-05-25

Well production and multi-purpose intervention access hub

#128
20050178556
2005-08-18

Subsea hydrocarbon production system

#129
20050145388
2005-07-07

Subsea process assembly

#130
20050072574
2005-04-07

System and method for injecting gas into a hydrocarbon reservoir

#131
15465810
2018-03-27

Portable all-electric subsea drive module

#132
15280832
2017-10-10

Extender jumper system and method