ClassID:

135572

E21B41/0085 - page 2 - CPC Classification

Classification description:

Equipment or details not covered by groups  -  Adaptations of electric power generating means for use in boreholes

Recent Application in this class:
#301
20200362673
2020-11-19

Downhole fuel cell with steam adsorption and pressure compensation

#302
20200362672
2020-11-19

Systems and methods for wireless power transmission in a well

#303
20200362671
2020-11-19

Generator design with varying gap

#304
20200348441
2020-11-05

High-voltage protection and shielding within downhole tools

#305
20200347702
2020-11-05

Downhole power generation using pressure differential

#306
20200340404
2020-10-29

Power system for oil and gas fracking operations

#307
20200340344
2020-10-29

Mobile fracking pump trailer

#308
20200332615
2020-10-22

Systems and methods for downhole service tools

#309
20200325728
2020-10-15

Lubricating downhole-type rotating machines

#310
20200318463
2020-10-08

SYSTEM AND METHOD FOR POWER CONDITIONING FOR AN ELECTRIC SUBMERSIBLE PUMP OPERATION IN AN OIL PRODUCTION FIELD

#311
20200318462
2020-10-08

Downhole energy harvesting

#312
20200300083
2020-09-24

Method and apparatus for wireless communication in wells using fluid flow perturbations

#313
20200300063
2020-09-24

Self-winding power generating systems and methods for downhole environments

#314
20200295640
2020-09-17

POWER GENERATION WITH SPEED DEPENDENT MAGNETIC FIELD CONTROL

#315
20200291753
2020-09-17

Power system and method

#316
20200284115
2020-09-10

Downhole tool

#317
20200280202
2020-09-03

Power system for high temperature applications with rechargeable energy storage

#318
20200277840
2020-09-03

Power downhole tool via a powered drill string

#319
20200248517
2020-08-06

Semi-autonomous downhole taxi with fiber optic communication

#320
20200240242
2020-07-30

Check valve, associated downhole data collection system and inner core

#321
20200208509
2020-07-02

Controlling downhole-type rotating machines

#322
20200208498
2020-07-02

Power generation using pressure differential between a tubular and a borehole annulus

#323
20200208473
2020-07-02

System and method of transferring power within a wellbore

#324
20200191645
2020-06-18

Determining structural tomographic properties of a geologic formation

#325
20200191644
2020-06-18

Determining structural tomographic properties of a geologic formation

#326
20200182012
2020-06-11

Downhole Trigger Tool

#327
20200174155
2020-06-04

High-voltage protection and shielding within downhole tools

#328
20200173264
2020-06-04

Electric submersible pumping unit

#329
20200165905
2020-05-28

Self-powered miniature mobile sensing device

#330
20200161667
2020-05-21

Downhole mud powered battery

#331
20200157925
2020-05-21

Electric submersible pumping unit

#332
20200149372
2020-05-14

Downhole power source

#333
20200149371
2020-05-14

Debris tolerant flux guided downhole rotating machine

#334
20200131890
2020-04-30

Self-winding power generating systems and methods for downhole environments

#335
20200131883
2020-04-30

Thru-tubing subsurface completion unit employing detachable anchoring seals

#336
20200123863
2020-04-23

Multi-Service Mobile Platform for Well Servicing

#337
20200123862
2020-04-23

Methods for a Multi-Service Mobile Platform for Well Servicing

#338
20200116013
2020-04-16

High Voltage Protection and Receiver Saturation Prevention Apparatus with High Voltage Peeking Functions for Downhole Logging

#339
20200115996
2020-04-16

Integrated drilling rig machine

#340
20200102820
2020-04-02

Monitoring well installations

#341
20200095848
2020-03-26

DRILLING RIG POWER SUPPLY BUS MANAGEMENT

#342
20200095847
2020-03-26

Power system for downhole toolstring

#343
20200087997
2020-03-19

Electric power distribution for fracturing operation

#344
20200063543
2020-02-27

Axial-field multi-armature alternator system for downhole drilling

#345
20200063531
2020-02-27

SYSTEMS AND METHODS FOR A CLOSED LOOP POWER SYSTEM

#346
20200056458
2020-02-20

Downhole power generation system and method

#347
20200056435
2020-02-20

Dissolvable pressure barrier

#348
20200040701
2020-02-06

Thru-tubing retrievable intelligent completion system

#349
20200040700
2020-02-06

Thru-tubing retrievable intelligent completion system

#350
20200040699
2020-02-06

Thru-tubing retrievable intelligent completion system

#351
20200040698
2020-02-06

Thru-tubing retrievable subsurface completion system

#352
20200040697
2020-02-06

Thru-tubing retrievable subsurface completion system

#353
20200040696
2020-02-06

Thru-tubing retrievable subsurface completion system

#354
20200040687
2020-02-06

Wellhead assembly and method

#355
20200040676
2020-02-06

Self-regulating turbine flow

#356
20200032622
2020-01-30

Powering downhole devices

#357
20200032621
2020-01-30

Downhole power delivery

#358
20190393461
2019-12-26

Vibration-damped battery, battery container, and battery pack for use downhole

#359
20190390619
2019-12-26

System and method for energy management using linear programming

#360
20190390538
2019-12-26

Downhole Solid State Pumps

#361
20190383123
2019-12-19

Integrated mobile power unit for hydraulic fracturing

#362
20190368341
2019-12-05

Systems and methods for wirelessly monitoring well conditions

#363
20190368340
2019-12-05

Systems and methods for wirelessly monitoring well conditions

#364
20190368331
2019-12-05

Autonomous tractor using counter flow-driven propulsion

#365
20190368325
2019-12-05

Axial gap generator measurement tool

#366
20190368290
2019-12-05

Autonomous tractor using counter flow-driven propulsion

#367
20190363655
2019-11-28

Dynamic generator voltage control for high power drilling and logging-while-drilling

#368
20190363580
2019-11-28

DOWNHOLE CHARGING SYSTEM AND METHOD

#369
20190361139
2019-11-28

Vibration while drilling acquisition and processing system

#370
20190356199
2019-11-21

Mobile electric power generation for hydraulic fracturing of subsurface geological formations

#371
20190353030
2019-11-21

DOWNHOLE COMMUNICATION

#372
20190353011
2019-11-21

Downhole energy harvesting

#373
20190353010
2019-11-21

Downhole energy harvesting

#374
20190353009
2019-11-21

Downhole power generation and directional drilling tool

#375
20190352989
2019-11-21

System for acquisition of wellbore parameters and short distance data transfer

#376
20190345796
2019-11-14

Systems and methods for directing fluid flow

#377
20190323322
2019-10-24

Downhole energy harvesting

#378
20190316895
2019-10-17

Mud motor control using eccentricity measurement

#379
20190316447
2019-10-17

Hybrid hydraulic fracturing fleet

#380
20190316446
2019-10-17

Downhole on-demand extended-life power source system

#381
20190316445
2019-10-17

System, method, and device for powering electronics during completion and production of a well

#382
20190316419
2019-10-17

SYSTEM FOR ROTARY DRILLING BY ELECTRICAL DISCHARGE

#383
20190312518
2019-10-10

Current-to-voltage power converter

#384
20190301925
2019-10-03

Determining structural tomographic properties of a geologic formation

#385
20190301271
2019-10-03

Integrated data driven platform for completion optimization and reservoir characterization

#386
20190292883
2019-09-26

Downhole power generation device and separate-zone waterflooding device

#387
20190284907
2019-09-19

Autonomous downhole power generator module

#388
20190284888
2019-09-19

System for acquisition of wellbore parameters and short distance data transfer

#389
20190273973
2019-09-05

Self-powered microsensors for in-situ spatial and temporal measurements and methods of using same in hydraulic fracturing

#390
20190271227
2019-09-05

Enclosed module for a downhole system

#391
20190271193
2019-09-05

Enclosed module for a downhole system

#392
20190264735
2019-08-29

Electric submersible pumping unit

#393
20190264703
2019-08-29

Electric submersible pumping unit

#394
20190264540
2019-08-29

Electric submersible pumping unit

#395
20190264518
2019-08-29

Electrical submersible pump with gas venting system

#396
20190242213
2019-08-08

Downhole devices, associated apparatus and methods

#397
20190218894
2019-07-18

POWER SYSTEM FOR DOWNHOLE TOOLSTRING

#398
20190212209
2019-07-11

Apparatuses and methods for sensing temperature along a wellbore using resistive elements

#399
20190195683
2019-06-27

Determining structural tomographic properties of a geologic formation

#400
20190195682
2019-06-27

Determining structural tomographic properties of a geologic formation

#401
20190186236
2019-06-20

A FLOW CONTROL SYSTEM FOR POWER GENERATION

#402
20190180065
2019-06-13

Methods and systems related to remote measuring and sensing

#403
20190178099
2019-06-13

Modular downhole generator

#404
20190178058
2019-06-13

Downhole fuel cell with steam adsorption and pressure compensation and methods of using same

#405
20190169946
2019-06-06

Systems and methods for operating a downhole battery

#406
20190162052
2019-05-30

Powering downhole components in subsurface formations behind casing

#407
20190153843
2019-05-23

Auxiliary electric power system for well stimulation operations

#408
20190128109
2019-05-02

Intelligent well system

#409
20190128107
2019-05-02

Remote control and monitoring of engine control system

#410
20190115600
2019-04-18

Liquid battery ready downhole power system

#411
20190112919
2019-04-18

Method and system for performing wireless ultrasonic communications along a drilling string

#412
20190112908
2019-04-18

Dual pump mobile electrically powered system for use in fracturing underground formations

#413
20190097548
2019-03-28

Flow energy harvesting devices and systems

#414
20190089290
2019-03-21

High speed motor drive

#415
20190089220
2019-03-21

Axial gap generator for powering a magnetic bearing

#416
20190089028
2019-03-21

Extended power system for downhole tools

#417
20190085672
2019-03-21

Sealless downhole system with magnetically supported rotor

#418
20190085671
2019-03-21

Thrust load support for downhole-type system

#419
20190085670
2019-03-21

Sealless downhole system with magnetically supported rotor

#420
20190085669
2019-03-21

Active magnetic bearing control for downhole-type system

#421
20190085668
2019-03-21

Axial gap generator measurement tool

#422
20190078408
2019-03-14

Degradable, frangible components of downhole tools

#423
20190071952
2019-03-07

FUEL CELL APPARATUS AND METHOD FOR DOWNHOLE POWER SYSTEMS

#424
20190068026
2019-02-28

MOBILE POWER GENERATION SYSTEM INCLUDING OPTICAL ALIGNMENT

#425
20190058345
2019-02-21

Power system for high temperature applications with rechargeable energy storage

#426
20190056554
2019-02-21

Method of launching a spacecraft into low earth orbit using a non-line-of-sight optical power transfer system

#427
20190055814
2019-02-21

Variable flow resistance system for use with a subterranean well

#428
20190055813
2019-02-21

Operation of electronic inflow control device without electrical connection

#429
20190051431
2019-02-14

Electrical power transmission for well construction apparatus

#430
20190048691
2019-02-14

Downhole turbine assembly

#431
20190048690
2019-02-14

Overvoltage protection of downhole generators

#432
20190040733
2019-02-07

Downhole tension sensing apparatus

#433
20190040703
2019-02-07

Vibration-induced installation of wellbore casing

#434
20190024484
2019-01-24

INDEPENDENT AND RECHARGEABLE POWER SUPPLY FOR A BOTTOM HOLE ASSEMBLY

#435
20190017356
2019-01-17

Retaining and positioning end cap for downhole setting tool power charges

#436
20190010788
2019-01-10

Wide-input-range downhole power supply

#437
20190010783
2019-01-10

Variable flow resistance system for use with a subterranean well

#438
20190003329
2019-01-03

Electric power distribution for fracturing operation

#439
20190003272
2019-01-03

Hydration-blender transport for fracturing operation

#440
20180371866
2018-12-27

Packer

#441
20180363438
2018-12-20

Dual pump VFD controlled system for electric fracturing operations

#442
20180363437
2018-12-20

Dual pump VFD controlled motor electric fracturing system

#443
20180363436
2018-12-20

Dual pump trailer mounted electric fracturing system

#444
20180363435
2018-12-20

Control system for electric fracturing operations

#445
20180363434
2018-12-20

Multiple generator mobile electric powered fracturing system

#446
20180363425
2018-12-20

Force-activated thermal battery for use in a wellbore

#447
20180355703
2018-12-13

Steam driven submersible pump

#448
20180351349
2018-12-06

Solid state protection circuits for a converter circuit

#449
20180348389
2018-12-06

Multilateral well sensing system

#450
20180347348
2018-12-06

Data transmission across downhole connections

#451
20180347338
2018-12-06

Multiphase flow metering

#452
20180347319
2018-12-06

Self-powered wellbore motor

#453
20180340413
2018-11-29

Methods and systems for downhole sensing and communications in gas lift wells

#454
20180320482
2018-11-08

Magnetic Coupling for Downhole Applications

#455
20180313211
2018-11-01

Downhole telemetry system and method therefor

#456
20180313196
2018-11-01

Cooling systems and methods for downhole solid state pumps

#457
20180313195
2018-11-01

Wireline-deployed solid state pump for removing fluids from a subterranean well

#458
20180313192
2018-11-01

Systems and methods to generate power in a downhole environment

#459
20180306028
2018-10-25

Systems and methods for wirelessly monitoring well conditions

#460
20180306008
2018-10-25

Seal flow and pressure control

#461
20180298737
2018-10-18

Method and system for pressure regulation of well fluid from a hydrocarbon well

#462
20180298731
2018-10-18

Power system and method

#463
20180291711
2018-10-11

Vortex energy harvester for downhole applications

#464
20180287533
2018-10-04

Dynamic generator voltage control for high power drilling and logging-while-drilling

#465
20180283143
2018-10-04

Inductive charging for electro acoustic technology

#466
20180283142
2018-10-04

Downhole tools having controlled degradation and method

#467
20180283141
2018-10-04

Downhole tools having controlled degradation and method

#468
20180283134
2018-10-04

Flow control devices with pressure-balanced pistons

#469
20180278146
2018-09-27

Fault tolerant inverter or controlled rectifier system

#470
20180274336
2018-09-27

Downhole completion system

#471
20180274335
2018-09-27

Load control system and method for hydrocarbon pump engine

#472
20180266240
2018-09-20

Modular electro-optic flowmeter system for downhole

#473
20180266216
2018-09-20

DOWNHOLE GENERATOR SYSTEM

#474
20180262127
2018-09-13

High temperature, self-powered, miniature mobile device

#475
20180262126
2018-09-13

High temperature downhole power generating device

#476
20180261805
2018-09-13

Battery coil engaging members for downhole tools

#477
20180258759
2018-09-13

Systems and methods for wirelessly monitoring well conditions

#478
20180258758
2018-09-13

Systems and methods for wirelessly monitoring well conditions

#479
20180258740
2018-09-13

Battery coil engaging members for downhole tools

#480
20180258739
2018-09-13

DOWNHOLE FUEL CELL WITH STEAM ADSORPTION AND PRESSURE COMPENSATION

#481
20180252073
2018-09-06

Remotely operated and multi-functional down-hole control tools

#482
20180252071
2018-09-06

Check valve, associated downhole data collection system and inner core barrel assembly

#483
20180252042
2018-09-06

Hybrid drive for a fully rotating downhole tool

#484
20180248584
2018-08-30

Downhole telemetry using motor current spikes

#485
20180245428
2018-08-30

Remotely operated and multi-functional down-hole control tools

#486
20180245403
2018-08-30

Downhole turbine with an adjustable shroud

#487
20180241331
2018-08-23

Current-shaping circuit for use with magnetic couplers downhole

#488
20180230779
2018-08-16

Subassembly for a bottom hole assembly of a drill string with a power link

#489
20180230777
2018-08-16

Subassembly for a bottom hole assembly of a drill string with communications link

#490
20180223656
2018-08-09

Near-bit ultradeep measurement system for geosteering and formation evaluation

#491
20180223632
2018-08-09

Direct current power source with reduced link capacitance for downhole applications

#492
20180209491
2018-07-26

Downhole tool comprising a rotating part with a torque limiting coupling

#493
20180209252
2018-07-26

Systems and methods of power transmission for downhole applications

#494
20180209216
2018-07-26

Resonant transformer for downhole electrocrushing drilling

#495
20180202288
2018-07-19

System for acoustic navigation of boreholes

#496
20180202279
2018-07-19

Measurement and control of shock and vibration

#497
20180202269
2018-07-19

Downhole tool including a resettable plug with a flow-through valve

#498
20180202249
2018-07-19

Downhole Tool Actuation Methods

#499
20180188411
2018-07-05

Resolution of detection of an azimuthal distribution of materials in multi-casing wellbore environments

#500
20180187520
2018-07-05

Downhole energy harvesting device

#501
20180183377
2018-06-28

Downhole power generation

#502
20180179880
2018-06-28

Health monitoring of power generation assembly for downhole applications

#503
20180179867
2018-06-28

Well optimization using downhole blower system

#504
20180179860
2018-06-28

Downhole power generation

#505
20180179849
2018-06-28

Deploying seals to a downhole blower system

#506
20180171777
2018-06-21

Production logging instrument

#507
20180163531
2018-06-14

Establishing electrical communication with out-of-casing components

#508
20180163514
2018-06-14

Active alternator control in a downhole tool string

#509
20180163480
2018-06-14

Drilling system drag member for simultaneous drilling and reaming

#510
20180156030
2018-06-07

Thru-tubing retrievable subsurface completion system

#511
20180156013
2018-06-07

Thru-tubing retrievable intelligent completion system

#512
20180156009
2018-06-07

Thru-tubing subsurface completion unit employing detachable anchoring seals

#513
20180156008
2018-06-07

Modular thru-tubing subsurface completion unit

#514
20180155991
2018-06-07

Well completion system

#515
20180136408
2018-05-17

Optical energy transfer and conversion system for planetary rover having drum configured fiber spooler mounted thereon

#516
20180136407
2018-05-17

Optical energy transfer and conversion system for unmanned aerial vehicle having drum configured fiber spooler mounted thereon

#517
20180136406
2018-05-17

Optical energy transfer and conversion system for remotely operated vehicle having drum configured fiber spooler mounted thereon

#518
20180136405
2018-05-17

Optical energy transfer and conversion system for autonomous underwater vehicle having drum configured fiber spooler mounted thereon

#519
20180136404
2018-05-17

Optical energy transfer and conversion system for planetary rover having axially configured fiber spooler mounted thereon

#520
20180136403
2018-05-17

Optical energy transfer and conversion system for unmanned aerial vehicle having axially configured fiber spooler mounted thereon

#521
20180136402
2018-05-17

Optical energy transfer and conversion system for remotely operated vehicle having axially configured fiber spooler mounted thereon

#522
20180135408
2018-05-17

Electromagnetic telemetry device

#523
20180100374
2018-04-12

Choke system for wellhead assembly having a turbine generator

#524
20180100367
2018-04-12

Controlled disintegration of downhole tools

#525
20180094506
2018-04-05

Downhole completion system

#526
20180058208
2018-03-01

Hybrid downhole acoustic wireless network

#527
20180058206
2018-03-01

Communication networks, relay nodes for communication networks, and methods of transmitting data among a plurality of relay nodes

#528
20180058157
2018-03-01

Fiber reinforced and powered coil tubing

#529
20180038203
2018-02-08

Turbine-generator-actuator assembly for rotary steerable tool using a gearbox

#530
20180010449
2018-01-11

Casing coupling having communication unit for evaluating downhole conditions

#531
20170370212
2017-12-28

Measuring current from an electrode using a non-linear element

#532
20170370202
2017-12-28

Downhole tools with power utilization apparatus during flow-off state

#533
20170362953
2017-12-21

Modular downhole generator

#534
20170350216
2017-12-07

Downhole power supply device

#535
20170350193
2017-12-07

Downhole operational tool

#536
20170335679
2017-11-23

Downhole power generator and pressure pulser communications module on a side pocket

#537
20170329032
2017-11-16

CIRCUITS AND METHODS FOR MONITORING CURRENT IN ELECTROMAGNETIC TELEMETRY SYSTEMS

#538
20170317258
2017-11-02

System and method for harvesting energy down-hole from an isothermal segment of a wellbore

#539
20170306725
2017-10-26

Apparatus for power generation in a fluid system

#540
20170302135
2017-10-19

Power system for well service pumps

#541
20170292350
2017-10-12

System and method for generating rotational power

#542
20170292346
2017-10-12

Apparatus and method for controlling a downhole tool

#543
20170284219
2017-10-05

Integrally formed tubular turbine comprising frustoconically-faced annular flow pathway

#544
20170271992
2017-09-21

Reusing electromagnetic energy from a voltage converter downhole

#545
20170271688
2017-09-21

Method for Preventing High Temperature Self Discharge in Primary Battery

#546
20170269140
2017-09-21

Measuring supercapacitor degradation downhole

#547
20170254183
2017-09-07

Downhole wireless transfer system

#548
20170248013
2017-08-31

Near-bit ultradeep measurement system for geosteering and formation evaluation

#549
20170248009
2017-08-31

Wireless activation of wellbore tools

#550
20170247994
2017-08-31

Thermally Assisted Oil Production Wells

#551
20170241242
2017-08-24

Downhole transducer assembly

#552
20170234250
2017-08-17

System and method for energy management using linear programming

#553
20170234111
2017-08-17

Device for Removing and Preventing Paraffin by Using Electric Heating Generated from Skin Effect-based Natural Gas Electricity and Application thereof

#554
20170218843
2017-08-03

Turbine chilling for oil field power generation

#555
20170218727
2017-08-03

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

#556
20170207731
2017-07-20

Piezoelectric generator for hydraulic systems

#557
20170204690
2017-07-20

DOWNHOLE PRESSURE SENSING DEVICE FOR OPEN-HOLE OPERATIONS

#558
20170170702
2017-06-15

SYSTEMS AND METHODS TO SEAL A ROTOR OR STATOR OF ELECTROMECHANICAL MOTORS OR GENERATORS

#559
20170167231
2017-06-15

Methods and Systems Employing an Electrically-Powered Crossover Service Tool

#560
20170159417
2017-06-08

INTELLIGENT WATER FLOOD REGULATION

#561
20170122075
2017-05-04

System and method for autonomous downhole power generation

#562
20170122040
2017-05-04

Mud motor with integrated MWD system

#563
20170114615
2017-04-27

Remotely-powered casing-based intelligent completion assembly

#564
20170113194
2017-04-27

System apparatus and method suitable for reducing the contaminate concentration of effluent before discharge

#565
20170107795
2017-04-20

Thermoelectric generator for use with wellbore drilling equipment

#566
20170104389
2017-04-13

Mobile electric power generation for hydraulic fracturing of subsurface geological formations

#567
20170096889
2017-04-06

SYSTEM AND METHOD FOR AUTOMATION OF DETECTION OF STRESS PATTERNS AND EQUIPMENT FAILURES IN HYDROCARBON EXTRACTION AND PRODUCTION

#568
20170089178
2017-03-30

Hydraulic geofracture energy storage system with desalination

#569
20170085966
2017-03-23

Self-powered utility delivery system

#570
20170074073
2017-03-16

Power and communications adapter

#571
20170074070
2017-03-16

VARIABLE ANNULAR VALVE NETWORK FOR WELL OPERATIONS

#572
20170067333
2017-03-09

Drilling apparatus using a self-adjusting deflection device and deflection sensors for drilling directional wells

#573
20170067332
2017-03-09

Rotary steerable roll stabilized control system

#574
20170067292
2017-03-09

System for rotary drilling by electrical discharge

#575
20170051580
2017-02-23

HYDROCARBON POWER SYSTEM

#576
20170051579
2017-02-23

Drill bit with electrical power generator

#577
20170030166
2017-02-02

SHOCK AND VIBRATION TOOL MODELING

#578
20170019037
2017-01-19

Energy harvesting system

#579
20170016293
2017-01-19

Multi-run retrievable battery pack for electronic slickline tools

#580
20160369599
2016-12-22

Serial parallel power controller

#581
20160356150
2016-12-08

System for acquisition of wellbore parameters and short distance data transfer

#582
20160348479
2016-12-01

Wireline power supply during electric powered fracturing operations

#583
20160348478
2016-12-01

Downhole high-impedance alternator

#584
20160348477
2016-12-01

Kinetic energy storage for wellbore completions

#585
20160341014
2016-11-24

In-riser power generation

#586
20160341013
2016-11-24

Downhole turbine assembly

#587
20160341012
2016-11-24

Downhole turbine assembly

#588
20160333671
2016-11-17

WELLBORE ENERGY COLLECTION

#589
20160333670
2016-11-17

Active rectifier for downhole applications

#590
20160299252
2016-10-13

Magnetic sensor correction for field generated from nearby current

#591
20160298433
2016-10-13

Heater and supporting structure thereof

#592
20160290890
2016-10-06

Gaseous fuel monitoring for wellsite pumps

#593
20160265315
2016-09-15

Transverse flow downhole power generator

#594
20160258254
2016-09-08

Energy harvesting from a downhole jar

#595
20160245047
2016-08-25

Apparatus, System and Method For Generating Power In A Wellbore

#596
20160237812
2016-08-18

Fiber Optic Slickline and Tractor System

#597
20160237790
2016-08-18

BULK CAPACITOR CHARGING CIRCUIT FOR MUD PULSE TELEMETRY DEVICE

#598
20160230525
2016-08-11

FRACTURING SYSTEM LAYOUTS

#599
20160226405
2016-08-04

Systems and methods of harvesting energy in a wellbore

#600
20160226081
2016-08-04

Liquid battery ready downhole power system