ClassID:

135712

E21B47/122 - CPC Classification

Classification description:

Sub-classes:
Recent Application in this class:
#1
20210277775
2021-09-09

Downhole wireless communication system through adjacent wells

#2
20210262344
2021-08-26

Modular resistivity sensor for downhole measurement while drilling

#3
20210247542
2021-08-12

Moveable antenna within a wellbore

#4
20210238992
2021-08-05

Adaptive wireline telemetry in a downhole environment

#5
20210234784
2021-07-29

Telemetry configurations for downhole communications

#6
20210208302
2021-07-08

VISUALIZATION FOR LOOK-AHEAD INVERSION

#7
20210189868
2021-06-24

Systems and methods for actuating downhole devices and enabling drilling workflows from the surface

#8
20210148222
2021-05-20

SHORT-RANGE TELEMETRY SYSTEM

#9
20210140307
2021-05-13

Removing the Effect of Near-Surface Inhomogeneities in Surface-to-Borehole Measurements

#10
20210111487
2021-04-15

Faraday shield

#11
20210062643
2021-03-04

Pulse-sequence design to reduce motion effects and characterize tool motion during logging

#12
20200392831
2020-12-17

VIRTUAL LIFE METER FOR FRACKING EQUIPMENT

#13
20200386079
2020-12-10

Fault tolerant downhole power regulator

#14
20200370420
2020-11-26

Drill head position determination system

#15
20200347699
2020-11-05

Tubing tester valve and associated methods

#16
20200332652
2020-10-22

Drilling system having wireless sensors

#17
20200325771
2020-10-15

Downhole tool with CATR

#18
20200319366
2020-10-08

Systems and methods for radar detection

#19
20200300060
2020-09-24

Telemetry system and method for cooling downhole electronics

#20
20200245044
2020-07-30

Two-way dual-tone methods and systems for synchronizing remote modules

#21
20200240261
2020-07-30

Determination on casing and formation properties using electromagnetic measurements

#22
20200232317
2020-07-23

Inground Device with Advanced Transmit Power Control and Associated Methods

#23
20200231858
2020-07-23

Hydrophilic and hydrophobic superparamagnetic FeOnanoparticles as T-contrast agents for oil reservoir applications

#24
20200224530
2020-07-16

Contrast enhancement agents for subterranean treatment fluids

#25
20200217191
2020-07-09

Downhole communication carrier fluid

#26
20200217145
2020-07-09

Well logging assembly

#27
20200217139
2020-07-09

Steering systems and methods

#28
20200212576
2020-07-02

ANTENNA SHIELD FOR CO-LOCATED ANTENNAS IN A WELLBORE

#29
20200211735
2020-07-02

Power and communications cable for coiled tubing operations

#30
20200209425
2020-07-02

Deconvolution-based enhancement of apparent resistivity and bed boundary identification in borehole resistivity imaging

#31
20200209421
2020-07-02

Systems and methods for detecting a proppant in a wellbore

#32
20200208510
2020-07-02

Distributed remote logging

#33
20200208473
2020-07-02

System and method of transferring power within a wellbore

#34
20200190970
2020-06-18

Downhole tool for gas kick detection and liquid characterization using coaxial resonators

#35
20200190966
2020-06-18

Magnetic ranging systems and methods using random electric spark excitation

#36
20200182050
2020-06-11

System and Method for Downhole Telemetry

#37
20200182049
2020-06-11

Adaptive power saving telemetry systems and methods

#38
20200173275
2020-06-04

Advanced passive interference management in directional drilling system, apparatus and methods

#39
20200165914
2020-05-28

System and method for determining the shape and position of an underwater riser

#40
20200165905
2020-05-28

Self-powered miniature mobile sensing device

#41
20200149392
2020-05-14

Power saving telemetry systems and methods

#42
20200141228
2020-05-07

Tool and method to make high resolution and high penetration measurement of corrosion

#43
20200134271
2020-04-30

Active RFID tag arrangements for actuation of downhole equipment in well fluids

#44
20200132876
2020-04-30

Systems and methods for identifying subsurface features as a function of position in a subsurface volume of interest

#45
20200131898
2020-04-30

SYSTEM AND METHOD FOR DETERMINING AXIAL MAGNETIC INTERFERENCE IN DOWNHOLE DIRECTIONAL SENSORS

#46
20200131890
2020-04-30

Self-winding power generating systems and methods for downhole environments

#47
20200131883
2020-04-30

Thru-tubing subsurface completion unit employing detachable anchoring seals

#48
20200123894
2020-04-23

Downhole monitoring method

#49
20200116887
2020-04-16

Data quality monitoring and control systems and methods

#50
20200115964
2020-04-16

Intervention system and method for operating an intervention system

#51
20200109626
2020-04-09

Apply multi-physics principle for well integrity evaluation in a multi-string configuration

#52
20200102823
2020-04-02

PDC SENSING ELEMENT FABRICATION PROCESS AND TOOL

#53
20200102820
2020-04-02

Monitoring well installations

#54
20200092199
2020-03-19

Systems and methods for backup communications

#55
20200088026
2020-03-19

ELECTROMAGNETIC COMMUNICATIONS SYSTEM AND METHOD FOR A DRILLING OPERATION

#56
20200088023
2020-03-19

Systems and methods for sensing downhole cement sheath parameters

#57
20200088019
2020-03-19

Downhole tool for fracturing a formation containing hydrocarbons

#58
20200056475
2020-02-20

Pipe for cableless bidirectional data transmission and the continuous circulation of stabilizing fluid in a well for the extraction of formation fluids and a pipe string comprising at least one of said pipes

#59
20200040723
2020-02-06

Drill string length measurement in measurement while drilling system

#60
20200040701
2020-02-06

Thru-tubing retrievable intelligent completion system

#61
20200040700
2020-02-06

Thru-tubing retrievable intelligent completion system

#62
20200040699
2020-02-06

Thru-tubing retrievable intelligent completion system

#63
20200040698
2020-02-06

Thru-tubing retrievable subsurface completion system

#64
20200040697
2020-02-06

Thru-tubing retrievable subsurface completion system

#65
20200040696
2020-02-06

Thru-tubing retrievable subsurface completion system

#66
20200032646
2020-01-30

Downhole communication network

#67
20200032643
2020-01-30

DOWNHOLE TELEMETRY SYSTEM

#68
20200032642
2020-01-30

Systems and methods to determine formation properties of high-resistivity formations

#69
20200032586
2020-01-30

Multimode steering and homing system, method and apparatus

#70
20200024941
2020-01-23

Systems and methods for fracture mapping via frequency-changing integrated chips

#71
20200019829
2020-01-16

Asset tracker utilizing thread protector

#72
20200018148
2020-01-16

Method and apparatus to detect free induction decay NMR signals

#73
20200012009
2020-01-09

Active noise cancellation in electromagnetic telemetry

#74
20200003049
2020-01-02

Device for power transmission and signal transfer between stator and rotor of screw drilling tool

#75
20200003048
2020-01-02

REDUCING ELECTROMAGNETIC NOISE DETECTED IN SURFACE MEASUREMENTS

#76
20200003047
2020-01-02

Tool string failure control in a bottom hole assembly

#77
20190390522
2019-12-26

Axial and rotational alignment system and method

#78
20190383137
2019-12-19

Wireless activation of wellbore tools

#79
20190383136
2019-12-19

Downhole transfer system

#80
20190376384
2019-12-12

Methods and systems for spectrum estimation for measure while drilling telemetry in a well system

#81
20190376359
2019-12-12

HYDROPHOBIC DIELECTRIC SEALING MATERIALS

#82
20190368341
2019-12-05

Systems and methods for wirelessly monitoring well conditions

#83
20190368340
2019-12-05

Systems and methods for wirelessly monitoring well conditions

#84
20190361139
2019-11-28

Vibration while drilling acquisition and processing system

#85
20190360328
2019-11-28

Advanced passive interference management in directional drilling system, apparatus and methods

#86
20190360327
2019-11-28

Alternating polarity of casing-side antennas in a wellbore

#87
20190353630
2019-11-21

SYSTEM FOR REMOTE GROUNDWATER MONITORING

#88
20190353031
2019-11-21

System and method for data telemetry among adjacent boreholes

#89
20190353028
2019-11-21

Sensor on clamp device

#90
20190353027
2019-11-21

Downhole probe sleeves and methods for making probe sleeves

#91
20190345819
2019-11-14

Drill stem module for downhole analysis

#92
20190345818
2019-11-14

EM-telemetry remote sensing wireless network and methods of using the same

#93
20190345817
2019-11-14

Downhole reception and transmission of electromagnetic data telemetry signals

#94
20190345779
2019-11-14

COIL TUBING BOTTOM HOLE ASSEMBLY WITH REAL TIME DATA STREAM

#95
20190339218
2019-11-07

Roller cone resistivity sensor

#96
20190338632
2019-11-07

Active gap sub

#97
20190338629
2019-11-07

Horizontal drilling device and method of using the same

#98
20190337771
2019-11-07

System and method for remote crane operations on offshore unit

#99
20190332089
2019-10-31

Method and device for obtaining measurements of downhole properties in a subterranean well

#100
20190330977
2019-10-31

Data transmission in drilling operation environments

#101
20190330973
2019-10-31

Marker signal for subterranean drilling

#102
20190323343
2019-10-24

Tool for testing within a wellbore

#103
20190316712
2019-10-17

Sealed gap sub

#104
20190316463
2019-10-17

WELL-DRILLING DATA COMMUNICATION AND PROCESSING TOOL

#105
20190292908
2019-09-26

Data-driven methods and systems for improving oil and gas drilling and completion processes

#106
20190292890
2019-09-26

Using electromagnetic waves to remove near wellbore damages in a hydrocarbon reservoir

#107
20190284930
2019-09-19

Integrated downhole system with plural telemetry subsystems

#108
20190284929
2019-09-19

Communication systems and methods

#109
20190284928
2019-09-19

Communication systems and methods

#110
20190284927
2019-09-19

Cased formation parameter data sampling employing an impedance matching directional coupling device

#111
20190284922
2019-09-19

Downhole clutch joint for multi-directionally rotating downhole drilling assembly

#112
20190284911
2019-09-19

Optimization of excitation source placement for downhole telemetry operations

#113
20190278956
2019-09-12

BAND WITH RFID CHIP HOLDER AND IDENTIFYING COMPONENTS

#114
20190277136
2019-09-12

Modular resistivity sensor for downhole measurement while drilling

#115
20190277131
2019-09-12

EARTH-BORING TOOL MONITORING SYSTEM FOR SHOWING RELIABILITY OF AN EARTH-BORING TOOL AND RELATED METHODS

#116
20190273973
2019-09-05

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

#117
20190271227
2019-09-05

Enclosed module for a downhole system

#118
20190271193
2019-09-05

Enclosed module for a downhole system

#119
20190264515
2019-08-29

Logging-while-tripping system and methods

#120
20190257197
2019-08-22

Vibration while drilling data processing methods

#121
20190249547
2019-08-15

System and method for measuring an indicator diagram of a well

#122
20190249546
2019-08-15

Data processing system for mapping fracture length using downhole ground penetrating radar

#123
20190249545
2019-08-15

Apparatus for mapping fracture length using downhole ground penetrating radar

#124
20190242252
2019-08-08

Entropy based multiphase flow detection

#125
20190242251
2019-08-08

Entropy based multiphase flow detection

#126
20190242247
2019-08-08

Tubular device with radiofrequency communication for well head

#127
20190242246
2019-08-08

Mapping fracture length using downhole ground penetrating radar

#128
20190242245
2019-08-08

Deepset receiver for drilling application

#129
20190242241
2019-08-08

Steerable Acid Tunneling System

#130
20190242196
2019-08-08

Method and system for data-transfer via a drill pipe

#131
20190235121
2019-08-01

Systems, methods, and apparatuses for downhole lateral detection using electromagnetic sensors

#132
20190234208
2019-08-01

System and method for surface management of drill-string rotation for whirl reduction

#133
20190234203
2019-08-01

Systems and methods for terahertz modulation for telemetry

#134
20190234202
2019-08-01

SYSTEM AND METHOD TRIANGULATION AND ZONE MANAGEMENT FOR DRILLING RIG COMMUNICATION COORDINATION

#135
20190234199
2019-08-01

HORIZONTAL DIRECTIONAL DRILLING SYSTEM INCLUDING SONDE POSITION DETECTION USING GLOBAL POSITIONING SYSTEMS

#136
20190234197
2019-08-01

Horizontal directional drilling area network and methods

#137
20190233059
2019-08-01

Porch mounted variable reluctance measurement technology tendon tension monitoring system

#138
20190226332
2019-07-25

System and method for multi-frequency downhole bus communication

#139
20190226329
2019-07-25

System for cableless bidirectional data transmission in a well for the extraction of formation fluids

#140
20190226328
2019-07-25

Modelling electromagnetic telemetry signals in deviated wells

#141
20190226322
2019-07-25

HIGH-RESOLUTION REMOTE-FIELD EDDY CURRENT CHARACTERIZATION OF PIPES

#142
20190219724
2019-07-18

Wellbore Integrity Mapping Using Well-Casing Electrodes and Surface-Based Electromagnetic Fields

#143
20190218908
2019-07-18

Detection of downhole data telemetry signals

#144
20190212908
2019-07-11

Non-linear probabilistic wagering for amplified collective intelligence

#145
20190212463
2019-07-11

Data Quality Assessment of Processed Multi-Component Induction Data

#146
20190212209
2019-07-11

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

#147
20190211670
2019-07-11

Inground device with advanced transmit power control and associated methods

#148
20190204467
2019-07-04

Method and Apparatus for a Cloud-Based Oil Well Monitoring System

#149
20190203590
2019-07-04

Directional drilling communication protocols, apparatus and methods

#150
20190203589
2019-07-04

Integrated downhole system with plural telemetry subsystems

#151
20190203588
2019-07-04

Real-time monitoring of downhole dynamic events

#152
20190203584
2019-07-04

Downhole communication

#153
20190203582
2019-07-04

Apparatuses and methods for sensing temperature along a wellbore using temperature sensor modules connected by a matrix

#154
20190203574
2019-07-04

Methods and systems for monitoring and optimizing reservoir stimulation operations

#155
20190203548
2019-07-04

Control system for a well drilling platform with remote access

#156
20190203545
2019-07-04

Centralizer for downhole probes

#157
20190203544
2019-07-04

Downhole mobility module for logging and intervention of extended reach wells

#158
20190198966
2019-06-27

Loop antenna for downhole resistivity logging tool

#159
20190196039
2019-06-27

Electromagnetic reservoir monitoring systems and methods including earth modeling

#160
20190187320
2019-06-20

Coaxial reflectometer sensor elements

#161
20190186259
2019-06-20

Energy efficient method of retrieving wireless networked sensor data

#162
20190186246
2019-06-20

Multi-gauge communications over an ESP power bus

#163
20190180065
2019-06-13

Methods and systems related to remote measuring and sensing

#164
20190178043
2019-06-13

Rig control apparatus, system, and method for improved mud-pulse telemetry

#165
20190169981
2019-06-06

APPARATUS AND METHOD FOR MONITORING A BLOCKING BODY WITHIN AN OIL-WELL STRUCTURE

#166
20190169975
2019-06-06

Ring assembly for measurement while drilling, logging while drilling and well intervention

#167
20190169973
2019-06-06

Downhole clutch joint for multi-directionally rotating downhole drilling assembly

#168
20190162871
2019-05-30

Determining Characteristics Of A Fracture

#169
20190162870
2019-05-30

Multi-spacing array tool for determining pipe thickness of a multi-pipe structure

#170
20190162064
2019-05-30

Use of conductive ink in downhole electromagnetic antenna applications

#171
20190154866
2019-05-23

Method and apparatus for placing receiver electrodes for EM telemetry transmissions

#172
20190154859
2019-05-23

Method and system for performing operations using communications for a hydrocarbon system

#173
20190153858
2019-05-23

Method and system for performing wireless ultrasonic communications along tubular members

#174
20190153857
2019-05-23

Method and system for performing hydrocarbon operations using communications associated with completions

#175
20190145243
2019-05-16

Real time well integrity

#176
20190137649
2019-05-09

Adjustable frequency processing of electromagnetic logging data

#177
20190136688
2019-05-09

Method and apparatus for controlling wellbore operations

#178
20190136687
2019-05-09

Methods and systems for downhole inductive coupling

#179
20190136685
2019-05-09

Methods and systems for detecting relative positions of downhole elements in downhole operations

#180
20190129057
2019-05-02

Multiple casing inspection tool combination with 3D arrays and adaptive dual operational modes

#181
20190128113
2019-05-02

Method of pressure testing

#182
20190128098
2019-05-02

Well with pressure activated acoustic or electromagnetic transmitter

#183
20190121529
2019-04-25

Method and system for a parallel distributed hyper-swarm for amplifying human intelligence

#184
20190120046
2019-04-25

Electromagnetic surface wave communication in a pipe

#185
20190113648
2019-04-18

Methods and systems for determining formation properties and pipe properties using ranging measurements

#186
20190113439
2019-04-18

Wireline Signal Noise Reduction

#187
20190112919
2019-04-18

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

#188
20190112917
2019-04-18

Method and system for performing operations with communications

#189
20190112916
2019-04-18

Method and system for performing communications using aliasing

#190
20190112915
2019-04-18

Method and system for performing hydrocarbon operations with mixed communication networks

#191
20190100969
2019-04-04

Seal and sacrificial components for a drill string

#192
20190093476
2019-03-28

Multiplexing electromagnetic transmitters for monitoring of permanent reservoir

#193
20190078435
2019-03-14

System and methods for evaluating a formation using pixelated solutions of formation data

#194
20190078434
2019-03-14

Remote field eddy current technique for corrosion inspection of multiple pipes including transition sections

#195
20190063213
2019-02-28

Detecting a moveable device position using fiber optic sensors

#196
20190051962
2019-02-14

Parallel plate waveguide within a metal pipe

#197
20190049619
2019-02-14

Wellbore detector with azimuthal and spectral energy resolution

#198
20190049618
2019-02-14

Multi-barrier wellbore integrity inspection system with eccentricity correction

#199
20190049615
2019-02-14

RF flip angle adjustment in a downhole NMR tool

#200
20190048714
2019-02-14

Methods and systems for spectrum estimation for measure while drilling telemetry in a well system

#201
20190048713
2019-02-14

Optimizing downhole data communication with at bit sensors and nodes

#202
20190042081
2019-02-07

Interactive behavioral polling and machine learning for amplification of group intelligence

#203
20190040739
2019-02-07

Real-time Automatic Custody Transfer Measurement System

#204
20190040738
2019-02-07

Data acquisition and signal detection through RFID system and method

#205
20190040737
2019-02-07

System for deploying communication components in a borehole

#206
20190040703
2019-02-07

Vibration-induced installation of wellbore casing

#207
20190034063
2019-01-31

Systems and methods for collaborative synchronous image selection

#208
20190032483
2019-01-31

Deviated production well telemetry with assisting well/drillship

#209
20190032468
2019-01-31

Methods and devices to perform offset surveys

#210
20190024498
2019-01-24

Downhole communication device

#211
20190024496
2019-01-24

Systems and methods for wirelessly monitoring well integrity

#212
20190024461
2019-01-24

Thru-casing section mill

#213
20190017366
2019-01-17

Method of detecting presence of RFID tags and determining properties of surrounding environment in subterranean formation

#214
20190017365
2019-01-17

Downhole cement strain gauge

#215
20190014170
2019-01-10

Dynamic systems for optimization of real-time collaborative intelligence

#216
20190010797
2019-01-10

Advanced Inground Device Power Control and Associated Methods

#217
20190003302
2019-01-03

Multi-mode control of downhole tools

#218
20190003299
2019-01-03

Advanced passive interference management in directional drilling system, apparatus and methods

#219
20190003260
2019-01-03

Extendable cutting tools for use in a wellbore

#220
20180374607
2018-12-27

Power and communications cable for coiled tubing operations

#221
20180372908
2018-12-27

DIP-EFFECT CORRECTION OF MULTICOMPONENT LOGGING DATA

#222
20180372687
2018-12-27

Assessing organic richness using microresistivity images and acoustic velocity

#223
20180371900
2018-12-27

Signal processing methods for steering to an underground target

#224
20180371899
2018-12-27

Downhole electromagnetic and mud pulse telemetry apparatus

#225
20180371848
2018-12-27

Centralizer for downhole probes

#226
20180363457
2018-12-20

Downhole low rate linear repeater relay network timing system and method

#227
20180363456
2018-12-20

Remote actuation of downhole sensors

#228
20180363455
2018-12-20

Rotating control device with communications module

#229
20180363454
2018-12-20

Methods and systems for tracking drilling equipment

#230
20180363433
2018-12-20

System and method for electrically selectable dry fracture shale energy extraction

#231
20180347345
2018-12-06

Downhole system having tubular with signal conductor and method

#232
20180347344
2018-12-06

Methods and systems employing a conductive path with a segmentation module for decoupling power and telemetry in a well

#233
20180347343
2018-12-06

Methods and systems for downhole sensing and communications in wells

#234
20180341037
2018-11-29

Systems, methods, and apparatuses for downhole lateral detection using electromagnetic sensors

#235
20180340410
2018-11-29

Systems and methods for drill bit and cutter optimization

#236
20180340407
2018-11-29

Automated directional steering systems and methods

#237
20180335542
2018-11-22

Method for placement of surface electrodes for electromagnetic telemetry

#238
20180334857
2018-11-22

Expandable downhole tool assemblies, bottom-hole assemblies, and related methods

#239
20180329103
2018-11-15

Capacitive electromagnetic formation surveillance using passive source

#240
20180328167
2018-11-15

Downhole communication

#241
20180328164
2018-11-15

Optimized directional drilling using MWD data

#242
20180321813
2018-11-08

Tilt-based view scrolling with baseline update for proportional and dynamic modes

#243
20180320507
2018-11-08

Wireless downhole feedthrough system

#244
20180313211
2018-11-01

Downhole telemetry system and method therefor

#245
20180313210
2018-11-01

Drill head for earth boring, Drilling device for earth boring having the drill head, Method to detect objects while earth boring and Use of a receiver for receiving a radio signal in a drill head for earth boring

#246
20180313209
2018-11-01

Drill head for earth boring, drilling device for earth boring having the drill head, method to detect objects while earth boring, and use of direct digital synthesizer as a signal in detecting an obstacle in earth boring

#247
20180313207
2018-11-01

Eddy-current responses in nested pipes

#248
20180313206
2018-11-01

Tracking and measurements associated with cement plugs

#249
20180306028
2018-10-25

Systems and methods for wirelessly monitoring well conditions

#250
20180306023
2018-10-25

Two-dimensional imaging with multi-stage processing

#251
20180299579
2018-10-18

Active damping for NMR logging tools

#252
20180298751
2018-10-18

Entropy based multiphase flow detection

#253
20180298750
2018-10-18

Entropy based multiphase flow detection

#254
20180294791
2018-10-11

Downhole logging tool using resonant cavity antennas with real-time impedance matching

#255
20180292559
2018-10-11

Switchable multi-antenna fluid sensing

#256
20180291730
2018-10-11

Transceiver with annular ring of high magnetic permeability material for enhanced short hop communications

#257
20180291729
2018-10-11

Telluric referencing for improved electromagnetic telemetry

#258
20180291709
2018-10-11

METHOD AND APPARATUS FOR TREATING A WELLBORE

#259
20180284311
2018-10-04

Method for determining a drilling plan for a plurality of new wells in a reservoir

#260
20180283170
2018-10-04

DOWNHOLE LOGGING SYSTEMS AND METHODS EMPLOYING ADJUSTABLY-SPACED MODULES

#261
20180283121
2018-10-04

Downhole tools having controlled degradation and method

#262
20180283108
2018-10-04

Communicative coupler for a well system

#263
20180283103
2018-10-04

Steering systems and methods

#264
20180274353
2018-09-27

DOWNHOLE SENSOR SYSTEM

#265
20180266242
2018-09-20

Optimizing electromagnetic telemetry transmissions

#266
20180266241
2018-09-20

Wellsite emissions monitoring and control

#267
20180266208
2018-09-20

Systems and methods for stage cementing

#268
20180259671
2018-09-13

Determining permeablility based on collar responses

#269
20180258759
2018-09-13

Systems and methods for wirelessly monitoring well conditions

#270
20180258752
2018-09-13

Device and method for surveying boreholes or orienting downhole assemblies

#271
20180252096
2018-09-06

Electromagnetic communications system and method for a drilling operation

#272
20180252095
2018-09-06

Wireless communication between downhole components and surface systems

#273
20180252077
2018-09-06

Method of and system for drilling information management and resource planning

#274
20180245459
2018-08-30

Adaptive Method for High Data Rate Communication In Wells

#275
20180245458
2018-08-30

Hybrid Transceiver for Downhole Telemetry

#276
20180239523
2018-08-23

Methods and systems for gaze enabled collaborative intelligence

#277
20180238168
2018-08-23

Contrast enhancement agents for subterranean treatment fluids

#278
20180230794
2018-08-16

Sleeve excitation for ranging measurements using electrode sources

#279
20180225485
2018-08-09

Active RFID tag arrangements for actuation of downhole equipment in well fluids

#280
20180223656
2018-08-09

Near-bit ultradeep measurement system for geosteering and formation evaluation

#281
20180223655
2018-08-09

Inductive cavity sensors for resistivity tools

#282
20180223652
2018-08-09

Dual Frequency Elements For Wellbore Communications

#283
20180223650
2018-08-09

Zonal representation for flow visualization

#284
20180223645
2018-08-09

Electromagnetically Transmissive Directional Antenna Shield

#285
20180223612
2018-08-09

Multiple distributed pressure measurements

#286
20180218183
2018-08-02

Band with RFID chip holder and identifying components

#287
20180217745
2018-08-02

Methods and systems for real-time closed-loop collaborative intelligence

#288
20180216457
2018-08-02

Measuring while drilling systems, method and apparatus

#289
20180210107
2018-07-26

Reducing effects of conductive mud on single-well ranging

#290
20180209264
2018-07-26

Downhole telemetry

#291
20180209261
2018-07-26

System and method for installing casing in a blind horizontal well

#292
20180209231
2018-07-26

Downhole apparatus

#293
20180203157
2018-07-19

Calibration method under near-bit wireless short-transmission ground envrionment based on electric field theory

#294
20180203154
2018-07-19

Modular electrode tool for improved hydraulic fracture diagnostics

#295
20180202285
2018-07-19

Predicting wellbore operation parameters

#296
20180202240
2018-07-19

Drill string inground isolator in an MWD system and associated method

#297
20180196593
2018-07-12

Intuitive interfaces for real-time collaborative intelligence

#298
20180195382
2018-07-12

Add-on antennas for extending electromagnetic measurement range downhole

#299
20180195381
2018-07-12

Determining subterranean-formation resistivity using an electromagnetic telemetry system

#300
20180187545
2018-07-05

Transmitting data across electrically insulating gaps in a drill string