ClassID:

135712

E21B47/122 - page 3 - CPC Classification

Classification description:

Recent Application in this class:
#601
20160223703
2016-08-04

Borehole while drilling electromagnetic tomography advanced detection apparatus and method

#602
20160223669
2016-08-04

Miniaturized direct digital-to-impulse radar sensors in silicon

#603
20160222731
2016-08-04

Rotary transformer for power transmission on a drilling rig system and method

#604
20160215612
2016-07-28

Real-time well surveillance using a wireless network and an in-wellbore tool

#605
20160202383
2016-07-14

Apparatus, methods and systems for downhole testing of electronic equipment

#606
20160201455
2016-07-14

Optimizing electromagnetic telemetry transmissions

#607
20160201447
2016-07-14

Hydraulic fracture permeability characterization from electromagnetic measurements

#608
20160194954
2016-07-07

Piping communication

#609
20160194953
2016-07-07

Transmitting data across electrically insulating gaps in a drill string

#610
20160194952
2016-07-07

Downhole probe assembly with bluetooth device

#611
20160194923
2016-07-07

Method and system for data-transfer via a drill pipe

#612
20160187525
2016-06-30

Methods and systems of electromagnetic interferometry for downhole environments

#613
20160177673
2016-06-23

CONTROL OF OILFIELD TOOLS USING MULTIPLE MAGNETIC SIGNALS

#614
20160170616
2016-06-16

Systems and methods for collaborative synchronous image selection

#615
20160170594
2016-06-16

Dynamic systems for optimization of real-time collaborative intelligence

#616
20160170070
2016-06-16

Front tangential antenna for nuclear magnetic resonance (NMR) well logging

#617
20160160639
2016-06-09

Evaluating Wellbore Telemetry Systems

#618
20160160638
2016-06-09

Sandface liner with power, control and communication link via a tie back string

#619
20160160637
2016-06-09

Downhole electromagnetic and mud pulse telemetry apparatus

#620
20160146000
2016-05-26

Methods and apparatus for generating electromagnetic telemetry signals

#621
20160145999
2016-05-26

Downhole communication

#622
20160138391
2016-05-19

Mud hammer

#623
20160138373
2016-05-19

Electronically-activated liner hangers and methods of setting same in wellbore

#624
20160130906
2016-05-12

DESTRUCTIBLE FRAC-BALL AND DEVICE AND METHOD FOR USE THEREWITH

#625
20160115784
2016-04-28

Downhole detection

#626
20160115783
2016-04-28

Data transmission system and method for transmission of downhole measurement-while-drilling data to ground

#627
20160115782
2016-04-28

WIRELESS RETRIEVABLE INTELLIGENT DOWNHOLE PRODUCTION MODULE

#628
20160108724
2016-04-21

Sensor array noise reduction

#629
20160108717
2016-04-21

DETECTION OF CAVITATION OR GAS LOCK

#630
20160090835
2016-03-31

Multi-mode measurements with a downhole tool using conformable sensors

#631
20160084982
2016-03-24

Pipe and borehole imaging tool with multi-component conformable sensors

#632
20160084062
2016-03-24

APPARATUS AND METHOD FOR A RETRIEVABLE SEMI-PERMANENT MONITORING SYSTEM

#633
20160084021
2016-03-24

Centralizers for centralizing well casings

#634
20160076366
2016-03-17

Monitoring of wells to detect the composition of matter in boreholes and propped fractures

#635
20160076365
2016-03-17

Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location

#636
20160076360
2016-03-17

Horizontal directional drilling area network and methods

#637
20160072184
2016-03-10

Antenna system for downhole tool

#638
20160069180
2016-03-10

Communication protocol in directional drilling system, apparatus and method utilizing multi-bit data symbol transmission

#639
20160069179
2016-03-10

Systems and methods for double data rate communication via power cable

#640
20160069178
2016-03-10

Wireless downhole feedthrough system

#641
20160061022
2016-03-03

Hydrocarbon well performance monitoring system

#642
20160061011
2016-03-03

Apparatus and methods for oriented-fracturing of formations

#643
20160061005
2016-03-03

Systems, assemblies and processes for controlling tools in a well bore

#644
20160057182
2016-02-25

Systems and methods for assessment and optimization of real-time collaborative intelligence systems

#645
20160053610
2016-02-25

Electromagnetic communications system and method for a drilling operation

#646
20160047234
2016-02-18

Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location

#647
20160047233
2016-02-18

Microwave communication system for downhole drilling

#648
20160047230
2016-02-18

Real-time data acquisition and interpretation for coiled tubing fluid injection operations

#649
20160047222
2016-02-18

SYSTEMS AND METHODS FOR REMOVAL OF ELECTROMAGNETIC DISPERSION AND ATTENUATION FOR IMAGING OF PROPPANT IN AN INDUCED FRACTURE

#650
20160047168
2016-02-18

Drill string sub

#651
20160044073
2016-02-11

Suggestion and background modes for real-time collaborative intelligence systems

#652
20160040524
2016-02-11

Monitoring downhole parameters using MEMS

#653
20160032716
2016-02-04

Radio frequency identification system for mineral extraction equipment

#654
20160032715
2016-02-04

RIG TELEMETRY SYSTEM

#655
20160032707
2016-02-04

Band with RFID chip holder and identifying component

#656
20160032683
2016-02-04

Downhole communication and control system and method for non-sequential downhole operations

#657
20160032660
2016-02-04

Pinned electromagnetic telemetry gap sub assembly

#658
20160024910
2016-01-28

Downhole sand control apparatus and method with tool position sensor

#659
20160017706
2016-01-21

System and method for regulating an electromagnetic telemetry signal sent from downhole to surface

#660
20160017702
2016-01-21

RADAR IMAGING OF BOREHOLES

#661
20160017671
2016-01-21

Wellbore electrical isolation system

#662
20160010452
2016-01-14

Accoustic triggering devices for multiple fluid samplers and methods of making and using same

#663
20160010447
2016-01-14

Master communication tool for distributed network of wireless communication devices

#664
20160010446
2016-01-14

Detection of downhole data telemetry signals

#665
20160006481
2016-01-07

Telemetry equipment for multiphase electric motor systems

#666
20160003035
2016-01-07

Integrated downhole system with plural telemetry subsystems

#667
20160003034
2016-01-07

Electromagnetic pulse downhole telemetry

#668
20160003007
2016-01-07

System and method for managing batteries for use in a downhole drilling application

#669
20160002984
2016-01-07

Wireline connector including an electromagnet and a metal

#670
20150377016
2015-12-31

Wireless power transmission to downhole well equipment

#671
20150369037
2015-12-24

Downhole sensor tool for measuring borehole conditions with fit-for-purpose sensor housings

#672
20150361788
2015-12-17

SYSTEM AND METHOD FOR MANAGING BATTERIES FOR USE IN A DOWNHOLE DRILLING APPLICATION

#673
20150361787
2015-12-17

Wireless communication and telemetry for completions

#674
20150361780
2015-12-17

Logging while drilling electrical imager and method for measurement in oil based mud

#675
20150361725
2015-12-17

Directional drilling control devices and methods

#676
20150355367
2015-12-10

Sensors, tools and systems containing a metallic foam and elastomer composite

#677
20150354349
2015-12-10

Computer-implemented method, device, and computer-readable medium for visualizing one or more parameters associated with wells at a well site

#678
20150354348
2015-12-10

Downhole communications arrangement and downhole system

#679
20150349918
2015-12-03

Down-hole intelligent communication system based on the real-time characterisation of the attenuation of signals in a coaxial cable used as a transmission medium

#680
20150346381
2015-12-03

Downhole ranging from multiple boreholes

#681
20150345281
2015-12-03

Multi-level wellsite monitoring system and method of using same

#682
20150345231
2015-12-03

Systems and methods for releasing a tool string

#683
20150337651
2015-11-26

Reliable downhole data transmission system

#684
20150337650
2015-11-26

Telemetry system, current sensor, and related methods for a drilling system

#685
20150337604
2015-11-26

Isolator sub

#686
20150330216
2015-11-19

Use of a fractal antenna in array dielectric logging

#687
20150330207
2015-11-19

Axially-supported downhole probes

#688
20150322777
2015-11-12

System and method for triggering a downhole tool

#689
20150322748
2015-11-12

Switching device for, and a method of switching, a downhole tool

#690
20150322731
2015-11-12

Centralizer for downhole probes

#691
20150315905
2015-11-05

Method and apparatus for multi-channel downhole electromagnetic telemetry

#692
20150315901
2015-11-05

Plug for downhole logging tool

#693
20150315895
2015-11-05

Completion system having a sand control assembly, an inductive coupler, and a sensor proximate to the sand control assembly

#694
20150309196
2015-10-29

Methods for evaluating rock properties while drilling using drilling rig-mounted acoustic sensors

#695
20150308263
2015-10-29

Cable integrity monitor for electromagnetic telemetry systems

#696
20150308257
2015-10-29

Wireless Well Fluid Extraction Monitoring System

#697
20150300158
2015-10-22

Apparatus and methods to find a position in an underground formation

#698
20150300155
2015-10-22

Subsea sensor assemblies

#699
20150300099
2015-10-22

Universal downhole probe system

#700
20150293258
2015-10-15

Systems, machines, methods, and associated data processing to explore and analyze subterranean geophysical formations

#701
20150293254
2015-10-15

Apparatus and method for downhole resistivity measurements

#702
20150292321
2015-10-15

Wired and wireless downhole telemetry using a logging tool

#703
20150292318
2015-10-15

SYSTEM AND METHOD FOR DETERMINING THE START TIME OF A PRESSURE PULSE FROM A DOWNHOLE EXPLOSIVE DEVICE

#704
20150285948
2015-10-08

Systems, methods, transmitter assemblies, and associated power supplies and charging stations to explore and analyze subterranean geophysical formations

#705
20150285946
2015-10-08

Systems, machines, program products, transmitter assemblies and associated sensors to explore and analyze subterranean geophysical formations

#706
20150285945
2015-10-08

Systems, transmitter assemblies, and associated propulsion devices to explore and analyze subterranean geophysical formations

#707
20150285937
2015-10-08

Apparatus and method for detecting fracture geometry using acoustic telemetry

#708
20150285070
2015-10-08

Method and apparatus for resistivity measurements

#709
20150285063
2015-10-08

Method of and apparatus for completing a well

#710
20150285062
2015-10-08

DOWNHOLE ELECTROMAGNETIC TELEMETRY APPARATUS

#711
20150285061
2015-10-08

APPARATUS AND METHOD FOR ALIGNING DOWNHOLE MEASUREMENTS

#712
20150285059
2015-10-08

METHOD OF INSERTING THE VIDEO MOTE INTO REMOTE ENVIRONMENT, VIDEO MOTE AND SENSOR SYSTEM

#713
20150285055
2015-10-08

Modular instrumented shell for a top drive assembly and method of using same

#714
20150277730
2015-10-01

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

#715
20150275659
2015-10-01

Telemetry diagnostics

#716
20150267533
2015-09-24

Transmitter and receiver synchronization for wireless telemetry systems

#717
20150267532
2015-09-24

Evaluation of Downhole Electric Components by Monitoring Umbilical Health and Operation

#718
20150267531
2015-09-24

Hybrid transponder system for long-range sensing and 3D localization

#719
20150267530
2015-09-24

Downhole communication

#720
20150267496
2015-09-24

Downhole uses of nanospring filled elastomers

#721
20150267490
2015-09-24

Back pressure control system

#722
20150267481
2015-09-24

Drill collar with integrated probe centralizer

#723
20150267475
2015-09-24

ROTATING JETTING DEVICE AND ASSOCIATED METHODS TO ENHANCE OIL AND GAS RECOVERY

#724
20150252665
2015-09-10

Sensor deployment system for a wellbore and methods of assembling the same

#725
20150247402
2015-09-03

Cement Head Remote Control and Tracking

#726
20150247401
2015-09-03

Drilling system and electromagnetic telemetry tool with an electrical connector assembly and associated methods

#727
20150247400
2015-09-03

Environment-based telemetry system

#728
20150247382
2015-09-03

Degradable devices for use in subterranean wells

#729
20150247373
2015-09-03

Well

#730
20150240631
2015-08-27

Fracture characterization using directional electromagnetic resistivity measurements

#731
20150240629
2015-08-27

Methods and apparatus to acquire compensated signals for determination of formation parameters

#732
20150240628
2015-08-27

Well isolation

#733
20150240627
2015-08-27

Method and device for downhole corrosion and erosion monitoring

#734
20150240626
2015-08-27

Conveying data from a wellbore to a terranean surface

#735
20150240617
2015-08-27

System and method for determining torsion using an opto-analytical device

#736
20150240614
2015-08-27

DOWNHOLE BHA SEISMIC SIGNAL GENERATOR

#737
20150240597
2015-08-27

Casing valve

#738
20150240592
2015-08-27

Well comprising a safety mechanism and sensors

#739
20150240585
2015-08-27

System for controlling in-riser functions from out-of-riser control system

#740
20150240568
2015-08-27

Electromagnetic directional coupler wired pipe transmission device

#741
20150233241
2015-08-20

ENERGY HARVESTING SYSTEM FOR REMOTE MONITORING DEVICES

#742
20150233235
2015-08-20

System and method for oilfield management

#743
20150233183
2015-08-20

Direct pullback devices and method of horizontal drilling

#744
20150226057
2015-08-13

Wireless communication for downhole tool strings

#745
20150226054
2015-08-13

Communication between downhole tool and surface location

#746
20150212225
2015-07-30

Ultra-slim nuclear magnetic resonance tool for oil well logging

#747
20150211526
2015-07-30

Wireless sensor system for electric submersible pump

#748
20150211358
2015-07-30

Location of sensors in well formations

#749
20150211356
2015-07-30

Boring tool control using remote locator

#750
20150211336
2015-07-30

Hydrocarbon resource heating system including common mode choke assembly and related methods

#751
20150211331
2015-07-30

RETRIEVABLE FLOW MODULE UNIT

#752
20150211318
2015-07-30

Signal operated drilling tools for milling, drilling, and/or fishing operations

#753
20150211307
2015-07-30

EM gap sub assembly

#754
20150211302
2015-07-30

Modular compaction boring machine system

#755
20150204187
2015-07-23

Reliable wired-pipe data transmission system

#756
20150204186
2015-07-23

Frequency location apparatus, methods, and systems

#757
20150204185
2015-07-23

Downhole method and assembly for obtaining real-time data

#758
20150204183
2015-07-23

Remote pressure readout while deploying and undeploying coiled tubing and other well tools

#759
20150204155
2015-07-23

Dual barrier open water well completion systems

#760
20150192009
2015-07-09

Proximity detection system for deep wells

#761
20150192004
2015-07-09

Method for enhanced hydrocarbon recovery using in-situ radio frequency heating of an underground formation with broadband antenna

#762
20150176395
2015-06-25

Hydrocarbon well performance monitoring system

#763
20150176362
2015-06-25

Conformable devices using shape memory alloys for downhole applications

#764
20150176357
2015-06-25

Impact sensing during jarring operations

#765
20150167459
2015-06-18

Dielectric contrast agents and methods

#766
20150167452
2015-06-18

Wellbore E-field wireless communication system

#767
20150167414
2015-06-18

System and method for wireline tool pump-down operations

#768
20150153474
2015-06-04

Multi-axial induction borehole imager

#769
20150152727
2015-06-04

Systems and methods for downhole telecommunication

#770
20150152726
2015-06-04

Information transmission apparatus for logging while drilling

#771
20150152714
2015-06-04

Method and apparatus for treating a wellbore

#772
20150152713
2015-06-04

Method and apparatus for treating a wellbore

#773
20150152712
2015-06-04

Method and apparatus for treating a wellbore

#774
20150152710
2015-06-04

Method and apparatus for treating a wellbore

#775
20150145688
2015-05-28

Pipeline Sensor System and Method

#776
20150145687
2015-05-28

System, apparatus, and method for drilling

#777
20150142319
2015-05-21

Hydrocarbon well performance monitoring system

#778
20150138557
2015-05-21

Image-based measurement of a fluid

#779
20150137818
2015-05-21

Methods of transient EM data compression

#780
20150130627
2015-05-14

Intervention operations with high rate telemetry

#781
20150129219
2015-05-14

Systems and methods for stimulating a plurality of zones of a subterranean formation

#782
20150129204
2015-05-14

Downhole disconnect device and method of operation

#783
20150123808
2015-05-07

Eletric subsurface safety valve with integrated communications system

#784
20150122493
2015-05-07

Frac sleeve system and method for non-sequential downhole operations

#785
20150122489
2015-05-07

Systems and methods for downhole communication

#786
20150122478
2015-05-07

Modular connector

#787
20150122477
2015-05-07

Method of hydrocarbon resource recovery including actuator operated positioning of an RF sensor and related apparatus

#788
20150114634
2015-04-30

System and method for drill pipe tallying

#789
20150114632
2015-04-30

High-Speed, Multi-Power Submersible Pumps and Compressors

#790
20150107901
2015-04-23

Tool health evaluation system and methodology

#791
20150107900
2015-04-23

System and methods for selective shorting of an electrical insulator section

#792
20150107852
2015-04-23

Downhole control device

#793
20150102938
2015-04-16

Downhole Short Wavelength Radio Telemetry System for Intervention Applications

#794
20150101867
2015-04-16

Drill Bit Assembly Having Electrically Isolated Gap Joint for Measurement of Reservoir Properties

#795
20150101817
2015-04-16

Sub-surface formation boundary detection using an electric-field borehole telemetry apparatus

#796
20150096744
2015-04-09

Power supply for wired pipe with rechargeable energy storage

#797
20150090494
2015-04-02

RFID DEVICE FOR USE DOWNHOLE

#798
20150090444
2015-04-02

POWER SYSTEMS FOR WIRELINE WELL SERVICE USING WIRED PIPE STRING

#799
20150090442
2015-04-02

Chemical based well kickoff system for naturally flowing wells

#800
20150083402
2015-03-26

Water fraction monitoring technique

#801
20150083387
2015-03-26

RF antenna assembly with spacer and sheath and related methods

#802
20150075770
2015-03-19

WIRELESS ACTIVATION OF WELLBORE TOOLS

#803
20150070186
2015-03-12

System and method for remote sensing

#804
20150070185
2015-03-12

Apparatus and method for drill pipe transmission line connections

#805
20150068738
2015-03-12

Apparatus, system and method for multi zone monitoring in boreholes

#806
20150053485
2015-02-26

Wired or ported transmission shaft and universal joints for downhole drilling motor

#807
20150042487
2015-02-12

Latching assembly for wellbore logging tools and method of use

#808
20150041215
2015-02-12

APPARATUS AND METHOD FOR DRILL PIPE TRANSMISSION LINE CONNECTIONS

#809
20150041214
2015-02-12

Retention device for drill pipe transmission line

#810
20150034294
2015-02-05

Submersible electrical machine and method

#811
20150029093
2015-01-29

Motion-based view scrolling with proportional and dynamic modes

#812
20150029036
2015-01-29

Systems and methods for ground fault immune data measurement systems for electronic submersible pumps

#813
20150027684
2015-01-29

Centralizers for centralizing well casings

#814
20150027243
2015-01-29

Holding device to hold a reflector and an electromagnetic guiding device

#815
20150015411
2015-01-15

Electromagnetic telemetry apparatus and methods for use in wellbores

#816
20150013963
2015-01-15

Insulating component

#817
20150009040
2015-01-08

Adaptive Method for High Data Rate Communication In Wells

#818
20150002307
2015-01-01

Telemetry antenna arrangement

#819
20140375467
2014-12-25

Wireless Transmission of Well Formation Information

#820
20140374085
2014-12-25

Apparatus and methods for testing inductively coupled downhole systems

#821
20140368350
2014-12-18

Apparatus and methods for communicating downhole data

#822
20140368200
2014-12-18

Modular resistivity sensor for downhole measurement while drilling

#823
20140368199
2014-12-18

Sensing characteristics in a subterranean earth formation

#824
20140368198
2014-12-18

Insulation Structure For Well Logging Instrument Antennas

#825
20140367092
2014-12-18

Methods and apparatus for evaluating downhole conditions through fluid sensing

#826
20140354443
2014-12-04

Methods and systems for detecting RFID tags in a borehole environment

#827
20140352947
2014-12-04

Stimulation method

#828
20140345947
2014-11-27

Method for Minimizing Delays While Drilling Using a Magnetic Ranging Apparatus

#829
20140338976
2014-11-20

Extendable cutting tools for use in a wellbore

#830
20140338885
2014-11-20

Insulative coating processes for electromagnetic telemetry mandrels

#831
20140332270
2014-11-13

Method and apparatus for operating a downhole tool

#832
20140327552
2014-11-06

Surface Communication System for Communication with Downhole Wireless Modem Prior to Deployment

#833
20140320301
2014-10-30

Downhole structure sections

#834
20140318767
2014-10-30

Method and apparatus for transmitting or receiving information between a downhole equipment and surface

#835
20140306853
2014-10-16

Antenna for use in a downhole tubular

#836
20140292530
2014-10-02

Systems and methods for hybrid cable telemetry

#837
20140273831
2014-09-18

Wellbore servicing tools, systems and methods utilizing near-field communication

#838
20140266772
2014-09-18

Wellbore servicing tools, systems and methods utilizing near-field communication

#839
20140266771
2014-09-18

Directional drilling communication protocols, apparatus and methods

#840
20140266770
2014-09-18

Inground device with advanced transmit power control and associated methods

#841
20140265304
2014-09-18

Composite isolation joint for gap sub or internal gap

#842
20140262502
2014-09-18

Wellbore servicing tools, systems and methods utilizing near-field communication

#843
20140262320
2014-09-18

Wellbore Servicing Tools, Systems and Methods Utilizing Near-Field Communication

#844
20140262237
2014-09-18

Wellbore servicing tools, systems and methods utilizing near-field communication

#845
20140262236
2014-09-18

Wellbore servicing tools, systems and methods utilizing near-field communication

#846
20140262223
2014-09-18

RF antenna assembly with dielectric isolator and related methods

#847
20140253341
2014-09-11

METHOD AND APPARATUS FOR COMMUNICATION OF WELLBORE DATA, INCLUDING VISUAL IMAGES

#848
20140247133
2014-09-04

System and method for downhole telemetry

#849
20140246237
2014-09-04

Reliable downhole data transmission system

#850
20140240141
2014-08-28

Downhole telemetry

#851
20140240140
2014-08-28

Downhole electromagnetic and mud pulse telemetry apparatus

#852
20140239959
2014-08-28

Downhole detection

#853
20140238666
2014-08-28

Method and apparatus for magnetic pulse signature actuation

#854
20140231139
2014-08-21

Drilling system having a super-capacitor amplifier and a method for transmitting signals

#855
20140231073
2014-08-21

Method of incorporating remote communication with oilfield tubular handling apparatus

#856
20140224481
2014-08-14

Method and device for supplying at least one electrical consumer of a drill pipe with an operating voltage

#857
20140218208
2014-08-07

Transmitting power through a wellhead using at least one toroid

#858
20140216734
2014-08-07

CASING COLLAR LOCATION USING ELECROMAGNETIC WAVE PHASE SHIFT MEASUREMENT

#859
20140216724
2014-08-07

Hydrocarbon resource recovery apparatus including a transmission line with fluid tuning chamber and related methods

#860
20140210634
2014-07-31

Down hole wireless data and power transmission system

#861
20140210633
2014-07-31

Method for communicating with logging tools

#862
20140203811
2014-07-24

Induced polarization mapping with borehole to surface electromagnetic transmitter data

#863
20140203810
2014-07-24

Induced polarization logging with borehole to surface electromagnetic transmitter

#864
20140182848
2014-07-03

Algorithm for zonal fault detection in a well environment

#865
20140182845
2014-07-03

Timeline from slumber to collection of RFID tags in a well environment

#866
20140174732
2014-06-26

Methods and apparatus for evaluating downhole conditions through RFID sensing

#867
20140174727
2014-06-26

Wireline apparatus

#868
20140166266
2014-06-19

Sensing indicator having RFID tag, downhole tool, and method thereof

#869
20140152458
2014-06-05

Inductive connection

#870
20140145857
2014-05-29

Electromagnetic telemetry apparatus and methods for use in wellbore applications

#871
20140139350
2014-05-22

System and method for providing broadband communications over power cabling

#872
20140131036
2014-05-15

Apparatus and method for milling/drilling windows and lateral wellbores without locking using unlocked fluid-motor

#873
20140124269
2014-05-08

Centralizer for downhole probes

#874
20140124195
2014-05-08

Apparatus and method to remotely control fluid flow in tubular strings and wellbore annulus

#875
20140118157
2014-05-01

Communication Using a Spacer Fluid

#876
20140111349
2014-04-24

Methods and apparatus for evaluating downhole conditions with RFID MEMS sensors

#877
20140111347
2014-04-24

Systems and methods for collecting measurements and/or samples from within a borehole formed in a subsurface reservoir using a wireless interface

#878
20140104073
2014-04-17

TUBULAR DEVICE WITH RADIOFREQUENCY COMMUNICATION FOR WELL HEAD

#879
20140102713
2014-04-17

Communications systems and methods for subsea processors

#880
20140102712
2014-04-17

Subsea processor for underwater drilling operations

#881
20140090898
2014-04-03

Casing drilling bottom hole assembly having wireless power and data connection

#882
20140083771
2014-03-27

Mechanical caliper system for a logging while drilling (LWD) borehole caliper

#883
20140083768
2014-03-27

Drilling bottom hole assembly having wireless power and data connection

#884
20140077966
2014-03-20

POWER LINE COMMUNICATION SYSTEM

#885
20140062715
2014-03-06

System and method for determining fault location

#886
20140060851
2014-03-06

Oil and gas riser spider with low frequency antenna apparatus and method

#887
20140055279
2014-02-27

Methods and apparatus for transmission of telemetry data

#888
20140055277
2014-02-27

System and method for using dual telemetry

#889
20140049036
2014-02-20

Isolation ring on gap sub

#890
20140020953
2014-01-23

Advanced inground operations, system and associated apparatus

#891
20140011466
2014-01-09

Wireless communications in a drilling operations environment

#892
20130342354
2013-12-26

System and method for downhole telemetry

#893
20130334894
2013-12-19

Device for transfer of electrical signals and/or electrical energy

#894
20130328693
2013-12-12

Monitoring of wells to detect the composition of matter in boreholes and propped fractures

#895
20130328692
2013-12-12

Electro-magnetic antenna for wireless communication and inter-well electro-magnetic characterization in hydrocarbon production wells

#896
20130327532
2013-12-12

Remote Operation of Cementing Head

#897
20130309857
2013-11-21

Mask free protection of work function material portions in wide replacement gate electrodes

#898
20130306374
2013-11-21

Communication system for extended reach wells

#899
20130299237
2013-11-14

Method and system for data-transfer via a drill pipe

#900
20130299163
2013-11-14

System and method for triggering a downhole tool