ClassID:

135367

E21B19/168 - 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; Connecting or disconnecting pipe couplings or joints using a spinner with rollers or a belt adapted to engage a well pipe

Recent Application in this class:
#1
20250297521
2025-09-25

Latch Assembly for Torque Management

#2
20250146369
2025-05-08

END EFFECTOR FOR GRIPPING AND SPINNING PIPES

#3
20240410238
2024-12-12

ACTUATION SYSTEMS AND RELATED WRENCH TOOLS AND METHODS FOR MAKING UP AND BREAKING OUT TUBULAR CONNECTIONS

#4
20240125188
2024-04-18

Latch Assembly for Torque Management

#5
20230340840
2023-10-26

SHORT TUBULAR CONNECTION SYSTEM

#6
20230332474
2023-10-19

Latch assembly for torque management

#7
20230086326
2023-03-23

Work platform and method for well operations

#8
20230067025
2023-03-02

End effector for gripping and spinning pipes

#9
20220290512
2022-09-15

Power Tong Apparatus and Method of Using Same

#10
20210293100
2021-09-23

Power tong

#11
20210277729
2021-09-09

System and method for conducting subterranean operations

#12
20210246741
2021-08-12

Differential iron roughneck

#13
20210047892
2021-02-18

Power Tong Apparatus and Method for Using Same

#14
20210017823
2021-01-21

System and method for conducting subterranean operations

#15
20200370378
2020-11-26

Gripper device for gripping a pipe

#16
20200325739
2020-10-15

Tubular rotation detection system and method

#17
20200284107
2020-09-10

Power tong interlock system

#18
20200056433
2020-02-20

Iron roughnecks for non-stop circulation system

#19
20190330935
2019-10-31

System and method for conducting subterranean operations

#20
20190309586
2019-10-10

Gripper with spinning means

#21
20190284886
2019-09-19

Gripper device for gripping a pipe

#22
20190271198
2019-09-05

Vertical lift rotary table

#23
20190136649
2019-05-09

Power tong frame stiffner

#24
20190106951
2019-04-11

Attachment for making up or breaking out pipe

#25
20180355685
2018-12-13

Self-adjusting pipe spinner

#26
20180347296
2018-12-06

Spinner assembly with four bar linkage device

#27
20180347294
2018-12-06

Spinner tool with floating carriage device

#28
20180274307
2018-09-27

Vertical lift rotary table

#29
20180216423
2018-08-02

Tubular rotation detection system and method

#30
20180163488
2018-06-14

Rod Handling Assembly

#31
20180126563
2018-05-10

Modular gripperhead with effector for a racker system

#32
20170350200
2017-12-07

Spinner tool with control valve

#33
20170328149
2017-11-16

Gripper with spinning means

#34
20170314350
2017-11-02

Apparatus for rotating and clamping a tubular

#35
20170284163
2017-10-05

Tool for use on exit side of bore and method of use thereof

#36
20170218709
2017-08-03

Pipe handling for a drill string at ground exit

#37
20160340989
2016-11-24

Spinner wrench for a drilling rig

#38
20160333964
2016-11-17

Integrated roller-gearbox for spinner wrench

#39
20160290075
2016-10-06

Oilfield tubular spin-in and spin-out detection for making-up and breaking-out tubular strings

#40
20160115750
2016-04-28

Drill rod gripping apparatus

#41
20160115749
2016-04-28

Tubular handling system

#42
20160097246
2016-04-07

PIPELINE WRENCH

#43
20150275599
2015-10-01

APPARATUS FOR ROTATING A PIPE

#44
20150184471
2015-07-02

Handling and recovery devices for tubular members and associated methods

#45
20140299376
2014-10-09

Low maintenance iron roughneck system with replaceable modular components thereof

#46
20140245867
2014-09-04

Spinner assembly for oilfield tubular connections

#47
20140151124
2014-06-05

Tool for use on exit side of bore and method of use thereof

#48
20140121048
2014-05-01

Top drive powered differential speed rotation system and method

#49
20130309044
2013-11-21

Rod handling assembly

#50
20130305884
2013-11-21

Well Drilling Assemblies and Methods

#51
20130298734
2013-11-14

Oilfield tubular spin-in and spin-out detection for making-up and breaking-out tubular strings

#52
20130192427
2013-08-01

Apparatus for connecting or disconnecting a threaded coupling between two riser joints

#53
20120297933
2012-11-29

Attachment for making up or breaking out pipe

#54
20120111155
2012-05-10

Device and method for rotation of torque tong

#55
20120055294
2012-03-08

Oilfield tubular spin-in and spin-out detection for making-up and breaking-out tubular strings

#56
20110030512
2011-02-10

Tubular joining apparatus

#57
20090314137
2009-12-24

Self-adjusting pipe spinner

#58
20090301262
2009-12-10

Apparatus and methods for spinning a pipe

#59
20090277626
2009-11-12

Drill rod spinner device

#60
20090272235
2009-11-05

TUBULAR HANDLING SYSTEM

#61
20090229424
2009-09-17

Curvature conformable gripping dies

#62
20090211404
2009-08-27

Spinning wrench systems

#63
20090053014
2009-02-26

Apparatus for an automatic casing stabbing arm

#64
20080250902
2008-10-16

Rotation unit for torque tong comprising a rotational part with teeth

#65
20080060481
2008-03-13

Oilfield tubular spin-in and spin-out detection for making-up and breaking-out tubular strings

#66
20070240542
2007-10-18

Apparatus for spinning drill pipe

#67
20060248984
2006-11-09

Spinner assembly for oilfield tubular connections

#68
20060196316
2006-09-07

Rotation unit for torque tong comprising a rotational part with teeth

#69
20050160880
2005-07-28

Wrenching unit

#70
20050155757
2005-07-21

Fluid collecting device

#71
20050076744
2005-04-14

Apparatus and methods for connecting tubulars

#72
20050056122
2005-03-17

Drillpipe spinner