ClassID:

135340

E21B19/02 - CPC Classification

Classification description:

Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables Rod or cable suspensions

Sub-classes:
Recent Application in this class:
#1
20250361966
2025-11-27

CRANE SYSTEMS AND PUMP MANIFOLD SYSTEMS, AND RELATED METHODS, FOR PUMPING OPERATIONS

#2
20250179883
2025-06-05

Pipe Clamping Mechanism and Robot for Oil and Gas Drilling

#3
20250122767
2025-04-17

Hose Retention System

#4
20250101833
2025-03-27

AUTONOMOUS ULTRAVIOLET LIGHT AND BRUSH APPARATUS FOR REMEDIATION AND PREVENTION OF BIOLOGICAL AND CHEMICAL FOULING IN WELLS

#5
20240400356
2024-12-05

SHEAVE ASSEMBLY

#6
20240309926
2024-09-19

SYSTEM AND METHOD FOR DAMPING FORCES EXERTED ON A CABLE

#7
20240191603
2024-06-13

SOCK FOR A FLOATING VESSEL

#8
20240084944
2024-03-14

Connection blocks and pump manifold systems, and related methods, for pumping operations

#9
20240084926
2024-03-14

CRANE SYSTEMS AND PUMP MANIFOLD SYSTEMS, AND RELATED METHODS, FOR PUMPING OPERATIONS

#10
20240003202
2024-01-04

Linear motor hoisting system

#11
20230407741
2023-12-21

Downhole fiber optic transmission for real-time well monitoring and downhole equipment actuation

#12
20230258045
2023-08-17

Rod coupling remover device

#13
20230203897
2023-06-29

Offshore vessel and method of operation of such an offshore vessel

#14
20230160498
2023-05-25

Transporting equipment and individuals within a conduit and/or a pipeline

#15
20220316316
2022-10-06

RIG OPERATIONS INFORMATION SYSTEM

#16
20220235614
2022-07-28

Onshore drilling rig and method for moving a top drive in a drill mast of an onshore drilling rig

#17
20220196104
2022-06-23

System and method for damping forces exerted on a cable

#18
20220181859
2022-06-09

Cable laying device

#19
20220162921
2022-05-26

MOVEMENT MONITOR FOR SELECTIVE POWERING OF DOWNHOLE EQUIPMENT

#20
20220074283
2022-03-10

Sock for a floating vessel

#21
20220042412
2022-02-10

Tape winch, drilling progress measurement and hole depth measurement

#22
20220025717
2022-01-27

Linear motor hoisting system

#23
20210372207
2021-12-02

DEVICE AND METHOD FOR DEPLOYMENT OF DOWNHOLE TOOL

#24
20210355763
2021-11-18

Drilling rig with drawworks proximate to the operating side of the mast

#25
20210293110
2021-09-23

Flange system

#26
20210293097
2021-09-23

Assembly for supporting cables in deployed tubing

#27
20210262337
2021-08-26

Track synchronization moving apparatus of wellbore inspection system and control method thereof

#28
20210262336
2021-08-26

Wellbore inspection system and method for ultra-deep vertical shaft

#29
20210238947
2021-08-05

System for the displacement of a blowout prevention safety valve and method for displacing said valve

#30
20210222542
2021-07-22

Systems and methods for drill head position determination

#31
20210179400
2021-06-17

Hoisting system and method

#32
20210164302
2021-06-03

Winch overload protection system

#33
20210140310
2021-05-13

Downhole fiber optic transmission for real-time well monitoring and downhole equipment actuation

#34
20210140260
2021-05-13

Hydraulic workover unit for live well workover

#35
20210131198
2021-05-06

Catwalk tubular measurement and method of use

#36
20210115740
2021-04-22

Tool and method for use in supporting a sucker rod string in an oil or gas well

#37
20210002998
2021-01-07

Methods and devices for stress, wear and submergence monitoring in mechanically pumped deviated oil wells

#38
20200386062
2020-12-10

Modular boost system for a jack

#39
20200370566
2020-11-26

Submersible pump support rod stabilizing device

#40
20200370377
2020-11-26

Offshore drilling rig comprising an anti-recoil system

#41
20200290850
2020-09-17

Top-mounted hoist for use in a derrick or drilling mast of an oil and gas rig

#42
20200256135
2020-08-13

Running a subsea riser string

#43
20200232288
2020-07-23

Cable feeder and drill rig

#44
20200141204
2020-05-07

Casing hanger assembly

#45
20200141192
2020-05-07

Vessel and method to perform subsea wellbore related operations

#46
20200102800
2020-04-02

Valve assembly for drilling systems

#47
20200024919
2020-01-23

Apparatus and methods for handling drill string

#48
20190383109
2019-12-19

Pipe handling apparatus

#49
20190360285
2019-11-28

Clamp-on single joint manipulator for use with single joint elevator

#50
20190352992
2019-11-21

Flange system

#51
20190352977
2019-11-21

Load transfer system for stands of tubulars

#52
20190271199
2019-09-05

Handling tool for casing tongs

#53
20190242200
2019-08-08

Cable-based heater and method of assembly

#54
20190218902
2019-07-18

System and method for monitoring cable life

#55
20190203855
2019-07-04

Dynamic application cable assembly with adjustable armor clamp

#56
20190203854
2019-07-04

Top drive service loop clamp with torsional relief

#57
20190186216
2019-06-20

Catwalk tubular measurement and method of use

#58
20190145185
2019-05-16

Hoisting system

#59
20190112880
2019-04-18

Guided Telescoping System For A Snubbing or Drilling Assembly

#60
20190106980
2019-04-11

Drilling plant machine and method of operation

#61
20190055794
2019-02-21

Tool and method for use in supporting a sucker rod string in an oil or gas well

#62
20190039857
2019-02-07

Elevator system and method with elevator link having integrated control lines

#63
20180347291
2018-12-06

Hoisting system

#64
20180335356
2018-11-22

Top drive load measurement weight on bit

#65
20180313173
2018-11-01

Offshore drilling rig comprising an anti-recoil system

#66
20180298746
2018-10-18

Rig operations information system

#67
20180291981
2018-10-11

Deadline anchor pigtail clamp

#68
20180283427
2018-10-04

Link extension connector

#69
20180258714
2018-09-13

Tubular transfer system and method

#70
20180163484
2018-06-14

Offshore drilling vessel

#71
20180159416
2018-06-07

Linear motor drive system

#72
20180148990
2018-05-31

Rotating split tubing hanger

#73
20180135360
2018-05-17

Dual activity off-shore drilling rig

#74
20180066484
2018-03-08

METHOD AND APPARATUS FOR STABBING OF PIPE AND OTHER TUBULAR GOODS

#75
20180044145
2018-02-15

LIFTING ARRANGEMENT

#76
20170370165
2017-12-28

Clamp-on single joint manipulator for use with single joint elevator

#77
20170356251
2017-12-14

System for hoisting a load on a drilling rig

#78
20170321508
2017-11-09

Fill up tool

#79
20170284438
2017-10-05

Link connector

#80
20170254160
2017-09-07

SELF-ADJUSTING REEL ASSEMBLY APPARATUS, SYSTEM AND METHOD

#81
20170247961
2017-08-31

Valve assembly for drilling systems

#82
20170241234
2017-08-24

Safety valve handling apparatus for a well operation rig

#83
20170225929
2017-08-10

Apparatus and method for replacing cable or wire in a hoisting system

#84
20170145792
2017-05-25

Fall prevention safety device for head-carrying carriages of drilling machines

#85
20170145789
2017-05-25

Swivel pressure head and method of use

#86
20170089151
2017-03-30

SUPPORT WITH LIMITING COLLAR FOR CASING STRING, FOR LOCKING BY ABUTMENT ABOVE THE MANDREL OF THE DRILLING EQUIPMENT

#87
20170044875
2017-02-16

Tool identification

#88
20170030152
2017-02-02

Self-aligning apparatus

#89
20160362948
2016-12-15

Self-adjusting reel assembly apparatus, system and method

#90
20160362947
2016-12-15

Method for constant tension and slippage setting on a reel using accelerometers to detect rotational direction

#91
20160362946
2016-12-15

Method for constant tension and slippage setting on a reel using proximity sensors to detect rotational direction

#92
20160362945
2016-12-15

METHOD OF MAINTAINING CONSTANT TENSION ON A REEL UMBILICAL

#93
20160326815
2016-11-10

Methods of using oilfield lift caps and combination tools

#94
20160305200
2016-10-20

Tool and method for use in supporting a sucker rod string in an oil or gas well

#95
20160290076
2016-10-06

Bail mounted guide

#96
20160290072
2016-10-06

DEVICE FOR HOLDING BUSH MEMBER WITH DRILL COLUMN OF MACHINE

#97
20160229672
2016-08-11

Control system for winch and capstan

#98
20160222747
2016-08-04

Casing hanger assembly

#99
20160168928
2016-06-16

Mousehole tubular retention system

#100
20160153245
2016-06-02

Offshore drilling vessel

#101
20160137466
2016-05-19

System for Hoisting a Load on an Offshore Rig

#102
20160090794
2016-03-31

Dual activity off-shore drilling rig

#103
20160076330
2016-03-17

Hanger for an umbilically deployed electrical submersible pumping system

#104
20160049855
2016-02-18

MAGNETIC CYCLOID GEAR

#105
20160040523
2016-02-11

Drum load monitoring

#106
20160032666
2016-02-04

Hydraulic draw works

#107
20160010402
2016-01-14

Temporary support device for oil well tubes and methods of use

#108
20150372492
2015-12-24

REPOWERING SCR RIGS TO AC TECHNOLOGY

#109
20150369034
2015-12-24

Device and method for fast deployment of downhole tool

#110
20150337608
2015-11-26

Method and apparatus for stabbing of pipe and other tubular goods

#111
20150318086
2015-11-05

Dynamic application cable assembly and method for making the same

#112
20150308200
2015-10-29

Oilfield lift cap and combination tools

#113
20150275610
2015-10-01

Rod hang-off system

#114
20150275593
2015-10-01

Multi-ram drill rig and method of operation

#115
20150267487
2015-09-24

Method for assembly of well heaters

#116
20150267486
2015-09-24

Facility for assembly of well heaters

#117
20150267485
2015-09-24

Injection of heating cables with a coiled tubing injector

#118
20150267483
2015-09-24

Cable support system and method

#119
20150233211
2015-08-20

Cable-based well heater

#120
20150217974
2015-08-06

Top drive coupling for drilling

#121
20150197996
2015-07-16

Load ring for lifting by elevator, of casing having an upset

#122
20150176346
2015-06-25

Method and system for wireline intervention in a subsea well from a floating vessel

#123
20150144355
2015-05-28

Die holder device and method for utilizing the same

#124
20150136422
2015-05-21

APPARATUS AND METHOD FOR DEPLOYING EQUIPMENT INTO A WELLBORE

#125
20150090464
2015-04-02

Lift frame system and method of use

#126
20150053424
2015-02-26

Fill up tool

#127
20150034297
2015-02-05

Push / pull system and support structure for snubbing unit or the like on a rig floor

#128
20150008040
2015-01-08

Drilling device and drilling method

#129
20140345858
2014-11-27

Automated wellbore equipment feeding system

#130
20140332487
2014-11-13

Drilling rig transfer system and method

#131
20140308105
2014-10-16

Method and an apparatus for rigging up intervention equipment in a lifting arrangement utilized on a floating vessel

#132
20140262335
2014-09-18

Two-piece connection lift system and method

#133
20140182868
2014-07-03

Bogey style torque bushing for top drive

#134
20140099175
2014-04-10

Alarm systems and methods for preventing improper lifting of tubular members

#135
20140000912
2014-01-02

Top drive counter moment system

#136
20130341059
2013-12-26

Top drive sheave method and apparatus

#137
20130087346
2013-04-11

Temporary support device for oil well tubes and method of use

#138
20130075077
2013-03-28

Modular apparatus for assembling tubular goods

#139
20130014687
2013-01-17

Offshore drilling vessel

#140
20130000892
2013-01-03

Drum load monitoring

#141
20120103248
2012-05-03

Weighing and display station

#142
20120085550
2012-04-12

Method and apparatus for stabbing tubular goods

#143
20120061144
2012-03-15

Multi-ram drill rig and method of operation

#144
20120048574
2012-03-01

Fill up tool

#145
20120025156
2012-02-02

Hoisting device

#146
20120024538
2012-02-02

Christmas tree installation using coiled tubing injector

#147
20110285156
2011-11-24

Support becket for rig operations

#148
20110266064
2011-11-03

Feed cable system for a tower of a drilling machine

#149
20110259602
2011-10-27

CHRISTMAS TREE INSTALLATION USING COILED TUBING INJECTOR

#150
20110048310
2011-03-03

Offshore drilling vessel

#151
20110036287
2011-02-17

Offshore drilling vessel

#152
20100319910
2010-12-23

Drum Load Monitoring

#153
20100294568
2010-11-25

Drawworks device on a drill floor

#154
20100243325
2010-09-30

System and method for communicating about a wellsite

#155
20100243324
2010-09-30

SYSTEM AND METHOD FOR COMMUNICATING ABOUT A WELLSITE

#156
20100127149
2010-05-27

Support becket for rig operations

#157
20090114894
2009-05-07

Universal Sheave Wheel Adapter

#158
20090057011
2009-03-05

Drilling device

#159
20090000780
2009-01-01

Top drive systems with reverse bend bails

#160
20080238117
2008-10-02

Load ring for lifting by elevator, of casing having no upset

#161
20080230216
2008-09-25

Wireline entry sub

#162
20080128124
2008-06-05

Pumping and repairing unit

#163
20080067482
2008-03-20

Ring sheave

#164
20080060819
2008-03-13

Systems for retarding rod string backspin

#165
20080035324
2008-02-14

Integrated measurement based on an optical pattern-recognition

#166
20070261860
2007-11-15

Controlled shared load casing jack system and method of using

#167
20070256866
2007-11-08

Swivelling device for a downhole rod pump

#168
20060231813
2006-10-19

Crown block dead line anchor

#169
20060119121
2006-06-08

Retaining keeper assembly for a hoisting device

#170
20060102356
2006-05-18

Device and a method for well intervention

#171
20060027360
2006-02-09

Tool for fluid filling and circulation during oilfield well tubing

#172
20060005962
2006-01-12

Pipe running tool

#173
20050274508
2005-12-15

Wellbore top drive systems

#174
20050269136
2005-12-08

Stabberless pipe handling system

#175
20050114001
2005-05-26

Multiple sensor for preventing a crown-block incursion on an oil well rig

#176
20050082857
2005-04-21

Load ring for lifting by elevator, of casing having no upset

#177
18974063
2025-10-14

Positioning system for blast hole drilling operations

#178
14835651
2017-02-07

Drilling rig with mini-stabilizer tool

#179
14465927
2016-06-07

Subsea clamp for hoses and control lines

#180
13776230
2016-02-02

Method for lifting a tubular from a well

#181
13679993
2015-01-20

Vertical pipe handler with pivoting arms and smart grip