ClassID:

143109

F04B47/026 - CPC Classification

Classification description:

Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level Pull rods, full rod component parts

Recent Application in this class:
#1
20260093943
2026-04-02

SUCKER ROD AND TUBULAR IDENTIFICATION AND TRACKING

#2
20250376918
2025-12-11

Downhole Pump Top Plunger Adapter with Improved Sand Handling Capability

#3
20250361800
2025-11-27

Self-Adjusting Downhole Sucker Rod Pump Spacing Tool

#4
20250320861
2025-10-16

WELL MANAGEMENT SYSTEMS AND METHODS

#5
20250270991
2025-08-28

FIELD EQUIPMENT SYSTEM

#6
20250250976
2025-08-07

Pump Jack Stage 2 Emissions Reduction System and Method of Use

#7
20250198264
2025-06-19

Artificial Lift System With Under Pumping Mitigation

#8
20250129694
2025-04-24

ANTI-ROTATION DEVICE FOR A ROD ROTATOR OF A RECIPROCATING ROD PUMPING SYSTEM

#9
20250052238
2025-02-13

ROD PUMP OPTIMIZATION USING ADAPTIVE MACHINE LEARNING

#10
20240412018
2024-12-12

SUCKER ROD AND TUBULAR IDENTIFICATION AND TRACKING

#11
20240328263
2024-10-03

CONNECTION ASSEMBLY AND METHOD TO ASSEMBLE SUCKER ROD

#12
20240247708
2024-07-25

Multi-Bolt Clamshell Retainer for Wristpin on Rod Pump Unit

#13
20240167345
2024-05-23

VALVE ROD GUIDES FOR BOTTOM HOLE PUMP ASSEMBLIES, AND RELATED METHODS AND PARTS

#14
20240084792
2024-03-14

Methods and kits for assembling a flow cage assembly for downhole reciprocating pump

#15
20240026771
2024-01-25

METHOD FOR DETECTING THE ROTATION OF A ROD-STRING IN A WELLBORE

#16
20230340864
2023-10-26

Artificial lift system with under pumping mitigation

#17
20230323871
2023-10-12

PUMP SYSTEM

#18
20230184239
2023-06-15

SYSTEM AND METHOD FOR ROD PUMP AUTONOMOUS OPTIMIZATION WITHOUT A CONTINUED USE OF BOTH LOAD CELL AND ELECTRIC POWER SENSOR

#19
20230098068
2023-03-30

WELL PUMP CONTROL SYSTEM AND METHOD

#20
20230043079
2023-02-09

LONG STROKE BEAM PUMPING UNIT

#21
20220412339
2022-12-29

Rod rotator assembly for well pumping rod strings

#22
20220235636
2022-07-28

ROD ROTATOR ASSEMBLY FOR AN ARTIFICIAL LIFT SYSTEM

#23
20220235616
2022-07-28

Operating tool for an artificial lift system

#24
20220154539
2022-05-19

Gear rod rotator systems and related systems, sensors, and methods

#25
20220016810
2022-01-20

METHOD OF MAKING THERMOSET COMPOSITE RESIN COMPOUNDS FOR DIRECT OVERMOLDING OF SUCKER ROD PROTECTION COMPONENTS

#26
20210262053
2021-08-26

High-strength and corrosion-resistant sucker rod and preparation process thereof

#27
20210054726
2021-02-25

Method of Producing Hydrocarbon Fluids From Casing

#28
20210040825
2021-02-11

DRIVE FOR DEEP-WELL PUMPING UNIT

#29
20210032966
2021-02-04

Pump jack system

#30
20200399997
2020-12-24

Rod pump having a hydraulic cylinder and a variable speed reversible motor-generator

#31
20200392822
2020-12-17

System and method for determining load and displacement of a polished rod

#32
20200386087
2020-12-10

DOWNHOLE PUMP WITH ANTI-GAS LOCK ORIFICE

#33
20200340336
2020-10-29

Polished rod liner assembly

#34
20200340309
2020-10-29

Gear rod rotator systems

#35
20200284105
2020-09-10

Polished rod rotator with height adjuster

#36
20200263688
2020-08-20

Downhole pump sand filtering snares

#37
20200263531
2020-08-20

Oil-well pump instrumentation device and method

#38
20200191136
2020-06-18

Pump system with neural network to manage buckling of a rod string

#39
20200191135
2020-06-18

Electro-magnetic pump jack

#40
20200018127
2020-01-16

Gear rod rotator systems

#41
20190376600
2019-12-12

Jointed plunger assembly and method therefor

#42
20190293063
2019-09-26

Method and system for energy recovery from a rod pump

#43
20190264549
2019-08-29

Method of pumping fluid from a wellbore by a subsurface pump having an interior flow passage in communication with a fluid chamber via a filter positioned in a side wall of a plunger

#44
20190234401
2019-08-01

Long stroke pumping unit

#45
20190234400
2019-08-01

Direct drive pumping unit

#46
20190203579
2019-07-04

Apparatus and method for detecting the rotation of a rod-string in a wellbore

#47
20180328154
2018-11-15

BOREHOLE RECIPROCATING PUMP ASSEMBLY WITH AN AIR CHAMBER ACTING AS A HYDRAULIC SHOCK ABSORBER FOR THE PUMPED FLUID

#48
20180306011
2018-10-25

Hydraulic oil well pumping system, and method for pumping hydrocarbon fluids from a wellbore

#49
20180291988
2018-10-11

Single Motor Non-beam Pumping Unit with a Reducer Built in the Roller

#50
20180252051
2018-09-06

WIRE ROPE SEGMENT FOR DAMPING TRANSMISSION OF CYCLIC FORCES TO A DOWNHOLE PUMP, AND A SYSTEM FOR PUMPING OIL FROM A WELL USING A WIRE ROPE SEGMENT

#51
20180163485
2018-06-14

Pump rod connection

#52
20180156318
2018-06-07

Non-beam Pumping Unit with a Motor Output Shaft Righting Device

#53
20180149003
2018-05-31

Well kickoff systems and methods

#54
20180142540
2018-05-24

TYPE OF INTELLIGENT PUMPING UNIT

#55
20180112503
2018-04-26

Subsurface pump for use in well artificial lift operations having an interior flow passage of a plunger being in communication with a fluid chamber via a filter

#56
20180112475
2018-04-26

Polished rod rotator with height adjuster

#57
20180051688
2018-02-22

Oil pumping apparatus

#58
20170329311
2017-11-16

Beam pumping unit and method of operation

#59
20170268500
2017-09-21

Controller and method of controlling a rod pumping unit

#60
20170260836
2017-09-14

Position sensing for wellsite pumping unit

#61
20170226832
2017-08-10

Mobilized Tail Bearing Pumpjack

#62
20170211666
2017-07-27

LOAD REDUCTION DEVICE FOR DEEP WELL PUMPING SYSTEMS AND PUMPING SYSTEM COMPRISING SAID DEVICE

#63
20170191477
2017-07-06

A DOWNHOLE SUCKER ROD PUMPING UNIT

#64
20170167236
2017-06-15

Rod string rotation during well pumping operations

#65
20170082183
2017-03-23

Mechanism and system for rotating an elongate member of an oil pump

#66
20170074080
2017-03-16

Subterranean pump with pump cleaning mode

#67
20170037846
2017-02-09

Pumping control unit and method of computing a time-varying downhole parameter

#68
20170030170
2017-02-02

Control system and method of controlling a rod pumping unit

#69
20170022987
2017-01-26

Plunger apparatus

#70
20160363116
2016-12-15

Dual completion linear rod pump

#71
20160265321
2016-09-15

Well Pumping System Having Pump Speed Optimization

#72
20160245276
2016-08-25

Long-stroke pumping unit

#73
20160237796
2016-08-18

Diversion plunger for reciprocating rod pump

#74
20160222957
2016-08-04

Long stroke pumping unit

#75
20160177683
2016-06-23

Hydraulic oil well pumping system, and method for pumping hydrocarbon fluids from a wellbore

#76
20160138576
2016-05-19

Mechanism and system for rotating an elongate member of an oil pump

#77
20160130919
2016-05-12

Downhole pumping assembly and a downhole system

#78
20160061013
2016-03-03

Borehole reciprocating pump assembly with an air chamber acting as a hydraulic shock absorber for the pumped fluid

#79
20160003236
2016-01-07

Methods and apparatus to determine operating parameters of a pumping unit for use with wells

#80
20150330384
2015-11-19

Derrick-type long-stroke hydraulic pumping unit

#81
20150285243
2015-10-08

Hydraulic pumping assembly, system and method

#82
20150285041
2015-10-08

Method for controlling an artificial lifting system and an artificial lifting system employing same

#83
20150275889
2015-10-01

Velocity pumping system

#84
20150101793
2015-04-16

Pump for extracting water, petroleum, or other fluids

#85
20140158347
2014-06-12

Methods and apparatus for sensing in wellbores

#86
20140086681
2014-03-27

For downhole reciprocating pumps, a no tap tool with a clutch

#87
20130052065
2013-02-28

Relocatable sucker rod pump assembly

#88
20130030721
2013-01-31

System and method for determination of polished rod position for reciprocating rod pumps

#89
20120222506
2012-09-06

Reciprocating pump drive apparatus for operating a downhole pump via a rod string

#90
20120141194
2012-06-07

Sucker Rod End Fittings and Method of Using Same

#91
20110300003
2011-12-08

Pumping device for pumping fluid

#92
20110293440
2011-12-01

Double standing valve sucker rod pump

#93
20110284205
2011-11-24

Stress and torque reducing tool

#94
20110232283
2011-09-29

Cranked rod pump apparatus and method

#95
20110097217
2011-04-28

Relocatable sucker rod pump assembly

#96
20110083552
2011-04-14

Plunger assembly

#97
20100215528
2010-08-26

Double standing valve sucker rod pump

#98
20100037716
2010-02-18

Clampless adjustable polish rod and well drilling equipment comprising same

#99
20090196779
2009-08-06

BYPASS VALVE AND DOWNHOLE PUMP

#100
20090081051
2009-03-26

Monitoring system

#101
20090008080
2009-01-08

Stress and torque reducing tool

#102
20080260550
2008-10-23

Deep Well Irrigation Pump

#103
20080247893
2008-10-09

High compression downhole pump

#104
20080219757
2008-09-11

Sucker rod end fittings and method of using same

#105
20080217914
2008-09-11

Method of assembling sucker rods and end fittings

#106
20080217565
2008-09-11

SUCKER ROD PUMP WITH IMPROVED BALL CONTAINMENT VALVE CAGE

#107
20080164032
2008-07-10

Piston pump assembly with flexible riser pipe

#108
20080112826
2008-05-15

Top plunger adapter

#109
20080041579
2008-02-21

Downhole reciprocating pumps, a non tap tool with a clutch

#110
20060278398
2006-12-14

Assembly and method of alternative pumping using hollow rods without tubing

#111
20060228241
2006-10-12

Gas well having water disposal pump

#112
20060169447
2006-08-03

Integrated control system for beam pump systems

#113
20060008371
2006-01-12

Fluid lifting system

#114
20050023739
2005-02-03

Shock absorbing and shock force generating apparatus with shear pin for an oil pump and method therefor

#115
18593770
2025-06-17

Sucker rod guide to reduce turbulence

#116
17332080
2022-10-11

Anti-gas locking pumps and related methods in oil and gas applications

#117
16172528
2019-12-31

Superimposed standing valve

#118
16130068
2020-03-03

Head with contiguous counterweight

#119
15971622
2019-03-26

End fitting for sucker rods

#120
15855793
2018-06-05

End fitting for sucker rods