ClassID:

142791

F04B17/03 - page 2 - CPC Classification

Classification description:

Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors

Recent Application in this class:
#301
20230137224
2023-05-04

Variable speed pumping system and method

#302
20230136204
2023-05-04

ELECTRICALLY OPERATED LINEAR PUMP AND PUMP DRIVE

#303
20230134911
2023-05-04

Pump unit for miniature cleaning machine

#304
20230128506
2023-04-27

Hydraulic pressure supply unit

#305
20230125161
2023-04-27

ELECTRICALLY OPERATED PUMP FOR A PLURAL COMPONENT SPRAY SYSTEM

#306
20230124444
2023-04-20

Fracturing equipment

#307
20230121251
2023-04-20

Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layout

#308
20230120310
2023-04-20

ELECTRICAL CONNECTION BETWEEN PUMP HOUSING AND FRONT LID

#309
20230116404
2023-04-13

VARIABLE SPEED PUMPING SYSTEM AND METHOD

#310
20230115422
2023-04-13

VARIABLE SPEED PUMPING SYSTEM AND METHOD

#311
20230112062
2023-04-13

Fracturing blender system and method using liquid petroleum gas

#312
20230110823
2023-04-13

System and method for an early warning system for mitigating high frequency common mode (L-G) phenomena and associated affects on electrical submersible pumps mechanical run life

#313
20230109018
2023-04-06

Automatic system and method for disassembly and assembly of plunger pumps

#314
20230106807
2023-04-06

Fracturing blender system and method

#315
20230106683
2023-04-06

Fracturing apparatus and fracturing system

#316
20230102332
2023-03-30

Electronic Pressure Compensated Hydraulic Motor Pump with Variable Output Power

#317
20230100781
2023-03-30

PUMP DRIVE SYSTEM

#318
20230093786
2023-03-23

Hydraulic Pump

#319
20230079573
2023-03-16

Subsea pumping apparatuses and related methods

#320
20230069819
2023-03-02

Dual pump integrated fracking system

#321
20230068188
2023-03-02

Method of controlling a pump and motor

#322
20230061848
2023-03-02

Variable frequency drive configuration for electric driven hydraulic fracking system

#323
20230059645
2023-02-23

TRANSMISSION ASSEMBLY AND BRAKE BOOSTER

#324
20230058600
2023-02-23

CALIBRATABLE VARIABLE DISPLACEMENT PUMP

#325
20230055844
2023-02-23

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

#326
20230048979
2023-02-16

Peristaltic metering pump and methods of operation

#327
20230046159
2023-02-16

Electronically Controlled Pump System

#328
20230040307
2023-02-09

Submersible hydraulic power units with interchangeable manifolds

#329
20230040215
2023-02-09

Electric oil pump and control system thereof

#330
20230039206
2023-02-09

FLUID PUMP FOR DELIVERING A FLUID

#331
20230034641
2023-02-02

Demagnetization control for transmission actuator

#332
20230034134
2023-02-02

SCREW DRIVEN PISTON PUMP

#333
20230033487
2023-02-02

Power distribution trailer for an electric driven hydraulic fracking system

#334
20230033433
2023-02-02

Parameter monitoring and control for an electric driven hydraulic fracking system

#335
20230032921
2023-02-02

Carbon free compressor pump system

#336
20230032777
2023-02-02

Temperature Management Module with Pump and Central Control Device

#337
20230029574
2023-02-02

Fracturing apparatus and fracturing system

#338
20230029138
2023-01-26

Pump system with clutches

#339
20230028181
2023-01-26

Motor and position sensing arrangement

#340
20230022055
2023-01-26

Fluid sprayer with covered battery

#341
20230021491
2023-01-26

DISPLACEMENT PUMP PRESSURE FEEDBACK CONTROL AND METHOD OF CONTROL

#342
20230020473
2023-01-19

SUMP PUMP SYSTEM, INCLUDING SUMP PUMP MONITOR AND APPLICATION

#343
20230019795
2023-01-19

SUMP PUMP SYSTEM, INCLUDING SUMP PUMP MONITOR AND APPLICATION

#344
20230019323
2023-01-19

PUMP WITH HIGH TORQUE DRIVE

#345
20230015141
2023-01-19

Positive displacement pump controller and method of operation

#346
20230003213
2023-01-05

DOUBLE-FLOW PUMP UNIT, AND METHOD FOR CONTROLLING SAME

#347
20230003211
2023-01-05

DEVICE FOR DELIVERING A FLUID TO A CONSUMPTION POINT AND ASSOCIATED METHOD

#348
20230003209
2023-01-05

Drain Electrical Devices, Methods, and Systems

#349
20220412331
2022-12-29

Multi-pump integrated mixed fluid delivery device

#350
20220410177
2022-12-29

Electronically controlled hydraulic decanter centrifuge

#351
20220409781
2022-12-29

BREAST PUMP SYSTEM AND A PUMP ARRANGEMENT FOR A BREAST PUMP SYSTEM

#352
20220389804
2022-12-08

Fracturing system

#353
20220381235
2022-12-01

Electric drive pump for well stimulation

#354
20220381126
2022-12-01

Fracturing apparatus and control method thereof, fracturing system

#355
20220381125
2022-12-01

Compound electro-hydraulic frac pumping system

#356
20220381006
2022-12-01

Method and systems for controlling electrically-powered hydraulic circuits

#357
20220379773
2022-12-01

Electric power and thermal management system

#358
20220372967
2022-11-24

On-demand dual variable displacement positive displacement pumping system

#359
20220372692
2022-11-24

Washing agent pump and laundry treating apparatus having the same

#360
20220372691
2022-11-24

Washing agent pump and laundry treating apparatus having the same

#361
20220372690
2022-11-24

Washing agent pump and laundry treating apparatus having the same

#362
20220372689
2022-11-24

Washing agent pump and laundry treating apparatus having the same

#363
20220368196
2022-11-17

Motor fan and guard for directing coolant air

#364
20220364453
2022-11-17

Fracturing apparatus

#365
20220364451
2022-11-17

DUAL PUMP INTEGRATED FRACKING SYSTEM

#366
20220364448
2022-11-17

MODULAR SWITCHGEAR SYSTEM AND POWER DISTRIBUTION FOR ELECTRIC OILFIELD EQUIPMENT

#367
20220356875
2022-11-10

Hydraulic power pack with adjustable mounting arrangement

#368
20220356871
2022-11-10

Electric drive pump for well stimulation

#369
20220356792
2022-11-10

Dual pump VFD controlled motor electric fracturing system

#370
20220356791
2022-11-10

Dual pump VFD controlled motor electric fracturing system

#371
20220356772
2022-11-10

Electric driven hydraulic fracking operation

#372
20220349398
2022-11-03

BASEMENT SUMP CONTROL SYSTEMS AND METHODS

#373
20220348178
2022-11-03

Electromechanically drivable brake pressure generator

#374
20220341421
2022-10-27

Test frame and methods for fluidly testing agricultural devices

#375
20220333594
2022-10-20

Constant voltage power distribution system for use with an electric hydraulic fracturing system

#376
20220325731
2022-10-13

PUMP UNIT WITH CONICAL MOTOR CHAMBER

#377
20220325706
2022-10-13

ELECTRICALLY-ACTUATED LINEAR PUMP SYSTEM AND METHOD

#378
20220307489
2022-09-29

System for subsea pressure booster power supply and distribution, method for operation and use thereof

#379
20220282718
2022-09-08

Hydraulic pump system

#380
20220282602
2022-09-08

SUBMERSIBLE WELL FLUID SYSTEM

#381
20220275800
2022-09-01

Method for Operating a Variable-Speed Electrohydraulic Pump, Computing Unit and Variable-Speed Electrohydraulic Pump

#382
20220275795
2022-09-01

Miniature electromagnetic water pump

#383
20220275716
2022-09-01

SYSTEM FOR PUMPING HYDRAULIC FRACTURING FLUID USING ELECTRIC PUMPS

#384
20220268529
2022-08-25

Thermal control system

#385
20220268271
2022-08-25

SYSTEMS AND METHODS FOR CONTROL OF A PUMP MOTOR HAVING PHYSICALLY SEPARATED CONTROL BOARDS

#386
20220266948
2022-08-25

Hydraulic automatic transmission bicycle

#387
20220266280
2022-08-25

Portable airless sprayer

#388
20220266279
2022-08-25

Portable airless sprayer

#389
20220260072
2022-08-18

Hybrid drive systems for well stimulation operations

#390
20220260071
2022-08-18

Hybrid drive systems for well stimulation operations

#391
20220260064
2022-08-18

Hydraulic Power Units with Submerged Motors

#392
20220259931
2022-08-18

Variable frequency drive configuration for electric driven hydraulic fracking system

#393
20220252058
2022-08-11

Integrated electric-to-hydraulic conversion machine

#394
20220251936
2022-08-11

Electro-hydraulic high-pressure oilfield pumping system

#395
20220251760
2022-08-11

Washing agent pump and laundry treating apparatus having the same

#396
20220243729
2022-08-04

LIQUID PUMP AND METHOD FOR ASSEMBLING A LIQUID PUMP

#397
20220243717
2022-08-04

Integrated pump guard and control interlock

#398
20220235754
2022-07-28

DIAPHRAGM PUMP DRIVE FOR AN ELECTRIC PUMP

#399
20220234560
2022-07-28

POWER BRAKE-PRESSURE GENERATOR FOR A HYDRAULIC VEHICLE BRAKE SYSTEM

#400
20220230832
2022-07-21

X-ray source with an electromagnetic pump

#401
20220228582
2022-07-21

Hydraulic supply system for a vehicle

#402
20220228485
2022-07-21

Direct drive for a reservoir fluid pump

#403
20220220951
2022-07-14

X-ray source with an electromagnetic pump

#404
20220220950
2022-07-14

PUMP DRIVE SYSTEM

#405
20220220949
2022-07-14

Electric drive pump for well stimulation

#406
20220220836
2022-07-14

Switchable apparatus, well site and control method thereof, device, and storage medium

#407
20220220816
2022-07-14

Parameter monitoring and control for an electric driven hydraulic fracking system

#408
20220213887
2022-07-07

Pump system, fluid supply device and method for controlling drive of pump system

#409
20220213886
2022-07-07

Downhole pumping tools

#410
20220213884
2022-07-07

Mechanism for electronic adjustment of flows in fixed displacement pump

#411
20220205688
2022-06-30

Thermo-electric cooler pump methods and systems

#412
20220200393
2022-06-23

Motor and manufacturing method of the same

#413
20220196001
2022-06-23

PUMP DEVICE

#414
20220195852
2022-06-23

ELECTRIC SUBMERSIBLE PUMP WITH PACKER ARRANGEMENT AND METHOD OF USE

#415
20220186724
2022-06-16

Fracturing equipment

#416
20220178364
2022-06-09

Motor control device, hydraulic pressure generation device, motor control method, and computer-readable recording medium

#417
20220178234
2022-06-09

Torsional coupling for electric hydraulic fracturing fluid pumps

#418
20220170456
2022-06-02

Multi-stage electric gas pump

#419
20220170455
2022-06-02

Method for controlling the start-up of an oil pump

#420
20220170332
2022-06-02

Electric driven hydraulic fracking operation

#421
20220163035
2022-05-26

LIQUID PUMP, IN PARTICULAR FOR A COMPONENT OF A DRIVE TRAIN OF A MOTOR VEHICLE

#422
20220163029
2022-05-26

Remotely controlled integrated, portable, battery-powered, variable-pressure electric liquid pump and power emergency station

#423
20220163023
2022-05-26

Vehicle hydraulic brake unit having a cylinder bore and piston with rotation prevention parts

#424
20220163022
2022-05-26

Mobile thick matter pump

#425
20220161410
2022-05-26

Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith

#426
20220154710
2022-05-19

Diaphragm pump and motor system and method

#427
20220154706
2022-05-19

Variable capacity drive circuit for a linear compressor in a refrigeration appliance

#428
20220154606
2022-05-19

Oil change apparatus and related methods

#429
20220145879
2022-05-12

Syringe pump

#430
20220144239
2022-05-12

Electromechanical brake pressure generator for a hydraulic braking system

#431
20220140763
2022-05-05

Variable frequency drive electric hydraulic material handler

#432
20220136499
2022-05-05

Liquid resistant pump, pump housing, and controls and methods of making and use thereof

#433
20220136498
2022-05-05

System and method for determining operational readiness of a backup hydraulic pump system

#434
20220136492
2022-05-05

Linear compressor and refrigerator including same

#435
20220136490
2022-05-05

Apparatus and method of rotational alignment of permanent magnet tandem motors for electrical submersible pump

#436
20220136489
2022-05-05

Distributed in-field powered pumping configuration

#437
20220136375
2022-05-05

Method and system for subsurface to subsurface water injection

#438
20220128052
2022-04-28

Electric motor with integrated hydraulic pump and motor controller

#439
20220127945
2022-04-28

Electric driven hydraulic fracking system

#440
20220126807
2022-04-28

Electromechanical brake pressure generator for a hydraulic brake system of a vehicle

#441
20220120270
2022-04-21

Power-saving optimization operation method and switching point determining method for water pump unit

#442
20220120261
2022-04-21

Electric drive system for rotorcraft

#443
20220119190
2022-04-21

Electric pump-type packaging tube for toothpaste

#444
20220112892
2022-04-14

Variable-speed integrated machine and wellsite apparatus

#445
20220112889
2022-04-14

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

#446
20220112887
2022-04-14

Connection arrangement of modular pump units

#447
20220107039
2022-04-07

System and method for integrated flow supply line

#448
20220106948
2022-04-07

PUMP COMPRISING AN ELECTRIC MOTOR WITH PLUG CONNECTION IN THE FORM OF AN INTERMEDIATE RING

#449
20220105260
2022-04-07

Linear shuttle pump for drug delivery

#450
20220099087
2022-03-31

System including recovery pump and vacuum pump

#451
20220098946
2022-03-31

Downhole positive displacement pump

#452
20220090589
2022-03-24

PUMP COMPRISING AN ELECTRIC MOTOR WITH PLUG CONNECTION IN THE FORM OF AN INTERMEDIATE PLUG

#453
20220090477
2022-03-24

Fracturing apparatus and fracturing system

#454
20220085545
2022-03-17

Pump unit comprising a connector with pressure compensation element

#455
20220080110
2022-03-17

PUMP STARTUP ALGORITHMS AND RELATED SYSTEMS AND METHODS

#456
20220074402
2022-03-10

Electrically operated displacement pump control system and method

#457
20220065125
2022-03-03

ENERGY RECOVERY FOR HIGH POWER PUMPING SYSTEMS AND METHODS USING EXHAUST GAS HEAT TO GENERATE THERMOELECTRIC POWER

#458
20220065089
2022-03-03

Power distribution trailer for an electric driven hydraulic fracking system

#459
20220056909
2022-02-24

Pump with high torque drive

#460
20220056795
2022-02-24

Multiple generator mobile electric powered fracturing system

#461
20220056794
2022-02-24

Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas

#462
20220056778
2022-02-24

Closing unit system for a blowout preventer

#463
20220051820
2022-02-17

Curvilinear electromagnetic pump

#464
20220051819
2022-02-17

Inertial energy coastdown for electromagnetic pump

#465
20220049695
2022-02-17

System and method for measuring discharge parameters relating to an electric submersible pump

#466
20220047318
2022-02-17

Methods and devices for use of degassed fluids with fluid enhanced ablation devices

#467
20220042385
2022-02-10

Parameter monitoring and control for an electric driven hydraulic fracking system

#468
20220034311
2022-02-03

Systems and methods for a pump having an onboard user interface

#469
20220034211
2022-02-03

Mobile fracturing pump transport for hydraulic fracturing of subsurface geological formations

#470
20220033115
2022-02-03

Combination metering assembly for filling liquid products into containers

#471
20220025723
2022-01-27

Electric driven hydraulic fracking operation

#472
20220021273
2022-01-20

Heatsink clamp for multiple electronic components

#473
20220018385
2022-01-20

Connectors for pumping assemblies and methods relating thereto

#474
20220018234
2022-01-20

Systems and methods for driving a pump using an electric motor

#475
20220018233
2022-01-20

SYSTEM FOR REDUCING VIBRATIONS IN A PRESSURE PUMPING FLEET

#476
20220018232
2022-01-20

Electric powered hydraulic fracturing pump system with single electric powered multi-plunger pump fracturing trailers, filtration units, and slide out platform

#477
20220010817
2022-01-13

Hydraulic system

#478
20220010793
2022-01-13

Electrical submersible pump control

#479
20220010758
2022-01-13

System for fueling electric powered hydraulic fracturing equipment with multiple fuel sources

#480
20220008879
2022-01-13

Independent control of auger and hopper assembly in electric blender system

#481
20220006352
2022-01-06

Magnetic supporting of thrust load for downhole-type artificial lift system

#482
20220003060
2022-01-06

Variable frequency drive configuration for electric driven hydraulic fracking system

#483
20210408876
2021-12-30

SYSTEM AND METHOD FOR A MITIGATING HIGH FREQUENCY COMMON MODE (L-G) PHENOMENA AND ASSOCIATED AFFECTS ON ELECTRICAL SUBMERSIBLE PUMPS MECHANICAL RUN LIFE

#484
20210404455
2021-12-30

Multi-stage compressor

#485
20210404200
2021-12-30

Intelligent solar aware load controller

#486
20210396234
2021-12-23

Motor drive system and method

#487
20210396120
2021-12-23

Fracturing pumps

#488
20210388826
2021-12-16

ELECTROHYDROSTATIC DRIVE WITH AN EXTENDED OPERATING RANGE

#489
20210388825
2021-12-16

Electric drive with hydraulic mounting interface

#490
20210388707
2021-12-16

Drive equipment and methods for mobile fracturing transportation platforms

#491
20210388706
2021-12-16

DRIVE EQUIPMENT AND METHODS FOR MOBILE FRACTURING TRANSPORTATION PLATFORMS

#492
20210381358
2021-12-09

Drive equipment and methods for mobile fracturing transportation platforms

#493
20210381349
2021-12-09

Downhole linear pump system

#494
20210372387
2021-12-02

TRANSFER PUMP ASSEMBLY

#495
20210372386
2021-12-02

TRANSFER PUMP

#496
20210372383
2021-12-02

Pump control system and method

#497
20210372243
2021-12-02

Turbine powered electrical submersible pump system

#498
20210372215
2021-12-02

POSITIVE DISPLACEMENT DUMP BAILER

#499
20210371268
2021-12-02

Spout assembly for a pump

#500
20210363992
2021-11-25

Surface driven downhole pump system

#501
20210363978
2021-11-25

Peristaltic pump precise dosing control system and control method thereof

#502
20210363951
2021-11-25

Fuel pump for a liquid fuel injection system of a motor vehicle

#503
20210363869
2021-11-25

Dual pump VFD controlled motor electric fracturing system

#504
20210355924
2021-11-18

Fluid transfer and depressurization system

#505
20210340973
2021-11-04

Single motor-driven dual pump detachment monitoring algorithm

#506
20210332653
2021-10-28

Electric driven hydraulic fracking system

#507
20210323463
2021-10-21

Vehicle-mounted concrete pump

#508
20210323033
2021-10-21

Pressure washer

#509
20210317826
2021-10-14

Selective fluid pumping system

#510
20210316437
2021-10-14

Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith

#511
20210310492
2021-10-07

Motor leakage current detector, devices using same and related methods

#512
20210310475
2021-10-07

Drive system for a positive displacement pump

#513
20210310341
2021-10-07

Powertrain for wellsite operations and method

#514
20210310320
2021-10-07

Electric driven hydraulic fracking operation

#515
20210308364
2021-10-07

82Rb ELUTION SYSTEM CONTROL AND CONFIGURATIONS

#516
20210301837
2021-09-30

Motor operated accumulator

#517
20210301819
2021-09-30

Pump with high torque drive

#518
20210301809
2021-09-30

Electrically operated displacement pump control system and method

#519
20210301808
2021-09-30

Electrically operated displacement pump assembly

#520
20210301801
2021-09-30

Pump drive system

#521
20210301799
2021-09-30

Leveraged Compressor

#522
20210301608
2021-09-30

Parameter monitoring and control for an electric driven hydraulic fracking system

#523
20210297026
2021-09-23

Motor drive device, electric oil pump, and method for detecting failure of motor drive device

#524
20210296970
2021-09-23

Systems and processes for aligning permanent magnet motors in an electric submersible pump

#525
20210293227
2021-09-23

HIGH-PRESSURE HOMOGENISER

#526
20210293111
2021-09-23

Reliability assessable systems for actuating hydraulically actuated devices and related methods

#527
20210291208
2021-09-23

Airless handheld sprayer repair

#528
20210288602
2021-09-16

Systems and methods for determining proper phase rotation in downhole linear motors

#529
20210285455
2021-09-16

Liquid pump, in particular for providing a supply to a transmission of an electric or hybrid drive module of a motor vehicle

#530
20210285437
2021-09-16

Method and fluid pump for conveying a fluid in a fluid circuit of a motor vehicle

#531
20210285312
2021-09-16

Wellsite adaptive power management system

#532
20210277887
2021-09-09

Pump installation member

#533
20210270119
2021-09-02

Electric submersible pump (ESP) with gas handling shroud inlet

#534
20210265777
2021-08-26

Blood pump connectors

#535
20210262457
2021-08-26

Fluid power pack

#536
20210262321
2021-08-26

Hybrid hydraulic fracturing fleet

#537
20210254615
2021-08-19

Variable flow rate mechanical pump assembly

#538
20210246968
2021-08-12

Electric drive pump for well stimulation

#539
20210246891
2021-08-12

Positive displacement pump device

#540
20210246890
2021-08-12

Linear compressor

#541
20210246889
2021-08-12

Electrically driven power end apparatus and methods

#542
20210246774
2021-08-12

Power supply semi-trailer for electric drive fracturing equipment

#543
20210246773
2021-08-12

Power distribution trailer for an electric driven hydraulic fracking system

#544
20210238968
2021-08-05

Controlled ESP discharge system preventing gas lock

#545
20210230987
2021-07-29

Hybrid hydraulic fracturing system

#546
20210228917
2021-07-29

Tool having a pump and a pump

#547
20210228916
2021-07-29

Tool having a pump and a pump

#548
20210228058
2021-07-29

Dishwashing appliance and electric motor for a fluid pump with a thermal-protection assembly

#549
20210226522
2021-07-22

Electromagnetic pump

#550
20210222763
2021-07-22

Integrated gear pump in remote mounted hydraulic control unit

#551
20210222682
2021-07-22

Electric off-axis opposing piston linear actuator pumping system

#552
20210222503
2021-07-22

Variable frequency drive configuration for electric driven hydraulic fracking system

#553
20210207588
2021-07-08

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

#554
20210204528
2021-07-08

Peristaltic metering pump and methods of operation

#555
20210199099
2021-07-01

Apparatus and method of rotational alignment of permanent magnet tandem motors for electrical submersible pump

#556
20210198995
2021-07-01

Self-regulating FRAC pump suction stabilizer/dampener

#557
20210194332
2021-06-24

Remote controlled power unit

#558
20210190049
2021-06-24

HIGH PRESSURE PUMP

#559
20210190048
2021-06-24

Handheld high-pressure cleaning machine

#560
20210184603
2021-06-17

System and method for managing transient power disruptions on ESP motor drives

#561
20210180577
2021-06-17

Hydraulic power units with submerged motors

#562
20210178346
2021-06-17

High-pressure fluid processing device configured for batch processing

#563
20210170453
2021-06-10

SELF-CONTAINED PRESSURE WASHER

#564
20210164474
2021-06-03

Mobile power supply for sump pump

#565
20210162439
2021-06-03

Portable airless sprayer

#566
20210159677
2021-05-27

Switchgear load sharing for oil field equipment

#567
20210156375
2021-05-27

Pumping systems with fluid density and flow rate control

#568
20210156050
2021-05-27

Electrospinning apparatus for producing ultrafine fibers having improved charged solution control structure and solution transfer pump therefor

#569
20210154691
2021-05-27

Handheld airless sprayer for paints and other coatings

#570
20210148385
2021-05-20

Electrically actuated valves for manifold trailers or skids

#571
20210148357
2021-05-20

FLUID PUMP

#572
20210148348
2021-05-20

Well servicing pump with electric motor

#573
20210148347
2021-05-20

Fluid pump

#574
20210140423
2021-05-13

Constant voltage power distribution system for use with an electric hydraulic fracturing system

#575
20210140417
2021-05-13

MOTOR ARRANGEMENT AND PRESSURE WASHER WITH SUCH MOTOR ARRANGEMENT

#576
20210140295
2021-05-13

Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas

#577
20210138511
2021-05-13

Pump assembly and high-pressure cleaning apparatus

#578
20210131411
2021-05-06

COMPACT ELECTRIC HYDRAULIC FRACTURING TRAILER

#579
20210131410
2021-05-06

Mobile Pump System

#580
20210131409
2021-05-06

SINGLE-MOTOR SINGLE-PUMP ELECTRIC DRIVE FRACTURING SEMI-TRAILER

#581
20210130150
2021-05-06

Motor and pump system

#582
20210129190
2021-05-06

Handheld high-pressure cleaning machine

#583
20210126566
2021-04-29

Low-speed high torque motor control and foam system

#584
20210126561
2021-04-29

System and method for stopping electrically powered fracturing pumps

#585
20210123442
2021-04-29

Dual motor system

#586
20210123441
2021-04-29

Dual motor system with flow control

#587
20210123440
2021-04-29

Pump assemblies configured for drive and pump end interchangeability

#588
20210123433
2021-04-29

Pump assemblies configured for drive and pump end interchangeability

#589
20210123427
2021-04-29

Plate fin heat exchanger for pump assembly

#590
20210122342
2021-04-29

Piston pump assembly for a hydraulic power vehicle braking system

#591
20210118597
2021-04-22

Fluid transport systems comprising a magnetic shape memory pipe

#592
20210115743
2021-04-22

Variable frequency drive configuration for electric driven hydraulic fracking system

#593
20210108644
2021-04-15

Electric oil pump having temperature sensors on circuit board and transmission to execute energization prohibition control of pump

#594
20210108473
2021-04-15

Parameter monitoring and control for an electric driven hydraulic fracking system

#595
20210107038
2021-04-15

Pressurized cleaning apparatus comprising a pressure generation unit

#596
20210102530
2021-04-08

FLUID PUMPING USING ELECTRIC LINEAR MOTOR

#597
20210102449
2021-04-08

Downhole pump drive including reverse reduction gear with switching mechanism

#598
20210095661
2021-04-01

Control device of electric oil pump and electric oil pump

#599
20210095660
2021-04-01

Borehole pump

#600
20210095649
2021-04-01

Control device for motor unit