ClassID:

135731

E21B49/08 - page 2 - CPC Classification

Classification description:

Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells Obtaining fluid samples or testing fluids, in boreholes or wells

Recent Application in this class:
#301
20190338637
2019-11-07

Method and system for analyzing rock samples

#302
20190338634
2019-11-07

Real-time monitoring of hydrocarbon productions

#303
20190324010
2019-10-24

Surface well testing systems and methods

#304
20190323345
2019-10-24

Flushing microfluidic sensor systems

#305
20190323344
2019-10-24

Method for monitoring salinity within an underground formation

#306
20190302306
2019-10-03

Online monitoring of production process using electron paramagnetic resonance(EPR)

#307
20190293825
2019-09-26

Method and device for measuring fluid properties using an electromechanical resonator

#308
20190292881
2019-09-26

Method for scale treatment optimization

#309
20190284910
2019-09-19

Systems and methods for optimizing production of unconventional horizontal wells

#310
20190284906
2019-09-19

System and method for detection and control of the deposition of flow restricting substances

#311
20190277115
2019-09-12

System and method for providing information on production value and/or emissions of a hydrocarbon production system

#312
20190257200
2019-08-22

Sampling techniques to detect hydrocarbon seepage

#313
20190257199
2019-08-22

Sampling techniques to detect hydrocarbon seepage

#314
20190257198
2019-08-22

Sampling techniques to detect hydrocarbon seepage

#315
20190250087
2019-08-15

Viscosity sensor

#316
20190249544
2019-08-15

Telemetry system including a super conductor for a resource exploration and recovery system

#317
20190242741
2019-08-08

Systems and methods for finding and solving wet gas venturi meter problems in real-time

#318
20190242213
2019-08-08

Downhole devices, associated apparatus and methods

#319
20190234209
2019-08-01

MEASURING FLUID DENSITY IN A FLUID FLOW

#320
20190232346
2019-08-01

System and methods for monitoring and controlling an aerobic landfill bioreactor

#321
20190227191
2019-07-25

Machine-learning-based models for phase equilibria calculations in compositional reservoir simulations

#322
20190226335
2019-07-25

Electrochemical sensing using optical systems with electrochemical probes for wellbore applications

#323
20190226334
2019-07-25

Fluid imaging in a borehole

#324
20190226326
2019-07-25

Tracers for petroleum reservoirs

#325
20190218907
2019-07-18

Tracers for petroleum reservoirs

#326
20190218881
2019-07-18

Method and apparatus for oil and gas operations

#327
20190212459
2019-07-11

Directional sensitive fiber optic cable wellbore system

#328
20190212282
2019-07-11

AUTOMATED MEASUREMENTS ON DRILL CUTTINGS WHILE DRILLING

#329
20190212238
2019-07-11

Methods and systems for determining fluid density by distributed acoustic sensing

#330
20190203595
2019-07-04

Measuring fluid properties based on fluid surface response to a disturbance

#331
20190203587
2019-07-04

Real time radioactive

#332
20190203581
2019-07-04

Real-time monitoring of hydrocarbon productions

#333
20190197200
2019-06-27

Chronostratigraphic Medeling and Mapping System and Method

#334
20190196057
2019-06-27

DETECTING A TRACER IN A HYDROCARBON RESERVOIR

#335
20190195663
2019-06-27

Fluid analysis system based on integrated computing element technology and fiber Bragg grating radiometry

#336
20190195047
2019-06-27

Differential pressure switch operated downhole fluid flow control system

#337
20190178079
2019-06-13

Inflow testing systems and methods for oil and/or gas wells

#338
20190164073
2019-05-30

Wet well prediction using real time data

#339
20190162568
2019-05-30

Fluid component determination using thermal properties

#340
20190162067
2019-05-30

Resistivity measurement for evaluating a fluid

#341
20190162066
2019-05-30

FLUID ANALYSIS TOOL AND METHOD TO USE THE SAME

#342
20190153796
2019-05-23

Reverse circulation debris removal tool with well control feature

#343
20190128791
2019-05-02

Processes and systems for characterizing and optimizing fracturing fluids

#344
20190128117
2019-05-02

Determining asphaltene onset

#345
20190120050
2019-04-25

Fluid properties measurement using choke valve system

#346
20190120049
2019-04-25

Universal Downhole Fluid Analyzer With Generic Inputs

#347
20190120048
2019-04-25

USING FLUIDIC DEVICES TO ESTIMATE WATER CUT IN PRODUCTION FLUIDS

#348
20190120043
2019-04-25

Systems and methods for estimating and controlling liquid level using periodic shut-ins

#349
20190120042
2019-04-25

Systems and methods for dynamic liquid level monitoring and control

#350
20190112923
2019-04-18

Underground tool providing on-line information for in situ assessment of aquifer quality and flow rate

#351
20190112914
2019-04-18

Enhancing reservoir production optimization through integrating inter-well tracers

#352
20190094410
2019-03-28

Geological constraint using probability functions in stochastic mineralogy modeling

#353
20190092634
2019-03-28

Apparatus and downhole tools for measuring hydrogen sulfide in downhole fluids

#354
20190085687
2019-03-21

In-situ thermal response fluid characterization

#355
20190079027
2019-03-14

METHODS AND MEANS FOR IDENTIFYING FLUID TYPE INSIDE A CONDUIT

#356
20190076878
2019-03-14

Manufacturing process for integrated computational elements

#357
20190070646
2019-03-07

Portable gas monitor

#358
20190063216
2019-02-28

Multiphase flow meter with tuning fork

#359
20190063215
2019-02-28

Methods and systems for obtaining high-resolution spectral data of formation fluids from optical computing device measurements

#360
20190055835
2019-02-21

Method and system for collecting and managing remote sensor data

#361
20190055832
2019-02-21

Lateral support for downhole electronics

#362
20190055814
2019-02-21

Variable flow resistance system for use with a subterranean well

#363
20190049624
2019-02-14

Detecting a tracer in a hydrocarbon reservoir

#364
20190049614
2019-02-14

Detection and avoidance of downhole noise and interference sources

#365
20190040713
2019-02-07

IN-LINE LIQUID TRIGGER VALVE

#366
20190040303
2019-02-07

Compositions and methods to recover irreducible water for enhanced formation evaluation

#367
20190025275
2019-01-24

Methods and systems for characterization of geochemical properties of hydrocarbons using microwaves

#368
20190025234
2019-01-24

DETERMINING SOLIDS CONTENT USING DIELECTRIC PROPERTIES

#369
20190011360
2019-01-10

Optically transparent films for measuring optically thick fluids

#370
20190004205
2019-01-03

Downhole tool apparatus, system, and methods

#371
20190003303
2019-01-03

Downhole local solid particles counting probe, production logging tool comprising the same and sand entry investigation method for hydrocarbon wells

#372
20180371905
2018-12-27

Automated downhole fluid classification using principal spectroscopy component data

#373
20180371874
2018-12-27

Fracture network fluid flow simulation with enhanced fluid-solid interaction force determination

#374
20180371851
2018-12-27

Hydraulic diversion systems to enhance matrix treatments and methods for using same

#375
20180363459
2018-12-20

Automated system pre-check methodology and corresponding interface

#376
20180363448
2018-12-20

Sensor deployment system and method using a movable arm with a telescoping section

#377
20180362842
2018-12-20

HEAVY OIL WETTABILITY IMPROVER

#378
20180356557
2018-12-13

Dual integrated computational element device and method for fabricating the same

#379
20180356552
2018-12-13

Nuclear magnetic resonance sensing and fluid sampling device for subterranean characterization

#380
20180355717
2018-12-13

Methods and devices for evaluating the contents of materials

#381
20180355702
2018-12-13

Method of exploiting a sedimentary basin comprising hydrocarbons, by modelling the accumulation of terrestrial organic matter

#382
20180355701
2018-12-13

HYDRAULIC FRACTURING SIMULATION

#383
20180348399
2018-12-06

Detecting a tracer in a hydrocarbon reservoir

#384
20180347338
2018-12-06

Multiphase flow metering

#385
20180347312
2018-12-06

Autonomous control valve for well pressure control

#386
20180347288
2018-12-06

Downhole capacitive coupling systems

#387
20180341034
2018-11-29

System and method for predicting fault seal from seismic data

#388
20180335545
2018-11-22

METHODS OF DIAGNOSING DEFECTS IN A PROCESSING UNIT OR HYDRUALIC FRACTURING PROCESS BY ANALYZING SOLID PARTICLES FROM THE PROCESSING UNIT OR HYDRUALIC FRACTURING PROCESS

#389
20180334904
2018-11-22

Optical Interface with Surface Coating

#390
20180334902
2018-11-22

Resource density screening tool

#391
20180329113
2018-11-15

Big data point and vector model

#392
20180329112
2018-11-15

Multiphase flow in porous media

#393
20180328172
2018-11-15

Frequency sensors for use in subterranean formation operations

#394
20180321169
2018-11-08

Selective saturation pulse for downhole measurements

#395
20180320516
2018-11-08

Method to improve multivariate optical computing with an add-on integrated computational element

#396
20180320515
2018-11-08

System and method for controlled flowback

#397
20180320511
2018-11-08

Acoustic flow meter tool and related methods

#398
20180320504
2018-11-08

Assessment of flow networks

#399
20180313807
2018-11-01

Time-series geochemistry in unconventional plays

#400
20180313214
2018-11-01

Sensors for in-situ formation fluid analysis

#401
20180306765
2018-10-25

Oilfield monitoring of subterranean polymer solution

#402
20180306693
2018-10-25

Emulsion composition sensor

#403
20180306031
2018-10-25

Methods and devices for evaluating the contents of materials

#404
20180299571
2018-10-18

Predicting hydraulic fracture treatment effectiveness and productivity in oil and gas reservoirs

#405
20180299423
2018-10-18

Ion selective fiber sensors for determining the water cut in wellbore-related fluids

#406
20180298277
2018-10-18

Sustained release system for reservoir treatment and monitoring

#407
20180298270
2018-10-18

Optimized salinity for enhanced water flood applications

#408
20180292566
2018-10-11

RADIATION SOURCE DEVICE HAVING FLUORESCENT MATERIAL FOR SECONDARY PHOTON GENERATION

#409
20180291729
2018-10-11

Telluric referencing for improved electromagnetic telemetry

#410
20180291717
2018-10-11

Characterization of crude oil-water interfacial film rigidity to enhance oil recovery

#411
20180284096
2018-10-04

Method of monitoring a parameter of a hydrocarbon well, pipeline or formation

#412
20180283171
2018-10-04

System And Method For Optical Communication Using Optical Switches

#413
20180283136
2018-10-04

Active flow control with dual line multizone hydraulic power distribution module

#414
20180283134
2018-10-04

Flow control devices with pressure-balanced pistons

#415
20180276563
2018-09-27

Cognitive screening of EOR additives

#416
20180275111
2018-09-27

In-situ high pressure PH measurement and biofilm sampling device

#417
20180274337
2018-09-27

Simulating hydraulic fracture propagation using dynamic mesh deformation

#418
20180267197
2018-09-20

Nuclear magnetic resonance sensing device for downhole measurements

#419
20180266240
2018-09-20

Modular electro-optic flowmeter system for downhole

#420
20180266197
2018-09-20

Apparatus for loss circulation material performance evaluation

#421
20180259465
2018-09-13

Pressurized NMR core analyzer

#422
20180251808
2018-09-06

Method and Reagents for Detecting Contaminants in Oil and Gas Environments

#423
20180246254
2018-08-30

Method of acquiring rock component content of stratum

#424
20180245464
2018-08-30

Metal isotope applications in hydrocarbon exploration, development, and production

#425
20180245463
2018-08-30

METHOD FOR DETERMINING A WATER CUT OF AN OIL-WATER MIXTURE PRODUCED FROM AN OIL WELL

#426
20180245429
2018-08-30

Polymagnetic flow control valves

#427
20180238147
2018-08-23

Systems and methods for optimization of the number of diverter injections and the timing of the diverter injections relative to stimulant injection

#428
20180231684
2018-08-16

Mid-infrared acid sensor

#429
20180230795
2018-08-16

Method for permanent measurement of wellbore formation pressure from an in-situ cemented location

#430
20180230785
2018-08-16

Well management on cloud computing system

#431
20180230784
2018-08-16

Method integrating fracture and reservoir operations into geomechanical operations of a wellsite

#432
20180224414
2018-08-09

Online monitoring of production processes using electron paramagnetic resonance (EPR)

#433
20180223658
2018-08-09

Method and apparatus for measuring characteristics of fluid in a reservoir

#434
20180223657
2018-08-09

Reservoir fluid geodynamics system and method

#435
20180223653
2018-08-09

Downhole Telemetry Systems and Methods

#436
20180223649
2018-08-09

METHODS AND SYSTEMS USING MICRO-PHOTOMULTIPLIER TUBES AND MICROFLUIDICS WITH INTEGRATED COMPUTATIONAL ELEMENTS

#437
20180217101
2018-08-02

Gas-in-solution detection system and method

#438
20180210109
2018-07-26

Determination of near wellbore properties using natural gamma rays

#439
20180209268
2018-07-26

Apparatus and method for downhole in-situ determination of fluid viscosity

#440
20180202922
2018-07-19

Reverse design technique for optical processing elements

#441
20180202264
2018-07-19

Method for estimating oil/gas production using statistical learning models

#442
20180188401
2018-07-05

IMAGING SUBTERRANEAN ANOMALIES USING CROSS-WELL DOPPLER ARRAYS

#443
20180180767
2018-06-28

System and methods for cross-sensor linearization

#444
20180180524
2018-06-28

Method and system for analyzing cuttings coming from a wellbore

#445
20180180475
2018-06-28

Integrated computational elements containing a quantum dot array and methods for use thereof

#446
20180179886
2018-06-28

Apparatus for monitoring at least a portion of a wellbore

#447
20180179882
2018-06-28

Electronic module housing for downhole use

#448
20180171788
2018-06-21

Systems and methods for monitoring changes in a formation while dynamically flowing fluids

#449
20180171787
2018-06-21

Calibration module for pooled optical sensors in downhole fluid analysis

#450
20180171786
2018-06-21

Device comprising multiple detectors for detecting a flow of gas extracted from a drilling fluid

#451
20180171759
2018-06-21

SYSTEMS AND METHODS FOR STARTING, RESTARTING, MONITORING, AND INCREASING PERFORMANCE OF A PRODUCTION AND/OR INJECTION SYSTEM

#452
20180164273
2018-06-14

Automated method and apparatus for measuring saturate, aromatic, resin, and asphaltene fractions using microfluidics and spectroscopy

#453
20180163522
2018-06-14

Fluid injection system

#454
20180156035
2018-06-07

Synthetic chromatogram from physical properties

#455
20180156034
2018-06-07

Systems and methods for real-time measurement of gas content in drilling fluids

#456
20180148988
2018-05-31

Sealed core storage and testing device for a downhole tool

#457
20180143052
2018-05-24

Multiphase flow meters and related methods

#458
20180142138
2018-05-24

Recoverable instant thickening acid and its reusing method

#459
20180128937
2018-05-10

Downhole optical chemical compound monitoring device, bottom hole assembly and measurements-while-drilling tool comprising the same, and method of optically monitoring chemical compound downhole during drilling

#460
20180128097
2018-05-10

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

#461
20180119544
2018-05-03

Systems and methods for monitoring and managing wellhead emissions

#462
20180119533
2018-05-03

Wellbore System With Lateral Wells

#463
20180113108
2018-04-26

Method of predicting the concentration of asphaltenes using a first precipitant and correlation back to an asphaltene concentration measurement using a second precipitant

#464
20180112527
2018-04-26

Apparatus, systems and methods for oil and gas operations

#465
20180112526
2018-04-26

Moveable Assembly for Simultaneous Detection of Analytic and Compensation Signals in Optical Computing

#466
20180108095
2018-04-19

System and method for production well test automation

#467
20180106148
2018-04-19

System and method for controlled pumping in a downhole sampling tool

#468
20180105405
2018-04-19

Kit, system, and method of use for lifting vehicles

#469
20180100392
2018-04-12

Apparatus and methods to manage wellbore fluid properties

#470
20180100391
2018-04-12

H2S SENSOR BASED ON POLYMERIC CAPILLARY TUBING FILLED WITH AN INDICATING FLUID

#471
20180094523
2018-04-05

Methods of applications for a mass spectrometer in combination with a gas chromatograph

#472
20180094522
2018-04-05

Gas chromatograph mass spectrometer for downhole applications

#473
20180094184
2018-04-05

Process for recovery and mobilization of oil contained in porous media by tensoactive biomolecules produced by SmSA

#474
20180081077
2018-03-22

Method for measurement of hydrocarbon content of tight gas reservoirs

#475
20180073355
2018-03-15

Frequency comb for downhole chemical sensing

#476
20180073332
2018-03-15

Integrated hydrocarbon fluid distribution modeling

#477
20180068037
2018-03-08

Chronostratigraphic modeling and mapping system and method

#478
20180066510
2018-03-08

Acoustic housing for tubulars

#479
20180058198
2018-03-01

Zonal isolation devices including sensing and wireless telemetry and methods of utilizing the same

#480
20180058191
2018-03-01

Plunger lift monitoring via a downhole wireless network field

#481
20180051535
2018-02-22

Systems and techniques for controlling and monitoring downhole operations in a well

#482
20180045046
2018-02-15

Extended isenthalpic and/or isothermal flash calculation for hydrocarbon components that are soluble in oil, gas and water

#483
20180045045
2018-02-15

Segmented wireless production logging

#484
20180038227
2018-02-08

System and method to increase landfill gas quality for beneficial use

#485
20180038224
2018-02-08

TRACER AND METHOD

#486
20180038202
2018-02-08

Rotary actuator for actuating mechanically operated inflow control devices

#487
20180038195
2018-02-08

Deployment valves operable under pressure

#488
20180030824
2018-02-01

Sensor coil for inclusion in an RFID sensor assembly

#489
20180023389
2018-01-25

Formation pressure determination

#490
20180017700
2018-01-18

Selective NMR pulse for downhole measurements

#491
20180017699
2018-01-18

Oil viscosity prediction

#492
20180017697
2018-01-18

Multipurpose permanent electromagnetic sensing system for monitoring wellbore fluids and formation fluids

#493
20180016896
2018-01-18

Assessing Permeability

#494
20180016895
2018-01-18

Method of performing wellsite fracture operations with statistical uncertainties

#495
20180016876
2018-01-18

Integrated a priori uncertainty parameter architecture in simulation model creation

#496
20180010446
2018-01-11

Repeater for a wellbore

#497
20180010443
2018-01-11

Acoustic downhole leak classification and quantification

#498
20180010432
2018-01-11

Mitigating water inclusion in downhole pumps

#499
20180010035
2018-01-11

SECONDARY HYDROCARBON-FLUID RECOVERY ENHANCEMENT

#500
20180006684
2018-01-04

AC/DC downhole power switch using switching communication system

#501
20180004234
2018-01-04

FUZZY LOGIC FLOW REGIME IDENTIFICATION AND CONTROL

#502
20180003854
2018-01-04

X-ray downhole tool with at least two targets and at least one measurement detector

#503
20180003691
2018-01-04

Methods for identifying hydrocarbon reservoirs

#504
20180003654
2018-01-04

Determining the oleophilic to aqueous phase fluid ratio for drilling fluids

#505
20180003607
2018-01-04

Multi-surface viscosity measurement

#506
20180003046
2018-01-04

Methods to determine conditions of a hydrocarbon reservoir

#507
20180003045
2018-01-04

ULTRASOUND COLOR FLOW IMAGING FOR DRILLING APPLICATIONS

#508
20180003041
2018-01-04

Downhole communications using selectable frequency bands

#509
20180003037
2018-01-04

Downhole communications using frequency guard bands

#510
20180002995
2018-01-04

Ultrasound color flow imaging for oil field applications

#511
20170371984
2017-12-28

Integrated modeling using multiple subsurface models

#512
20170370213
2017-12-28

Microbiome based systems, apparatus and methods for the exploration and production of hydrocarbons

#513
20170370210
2017-12-28

ONLINE TRACER MONITORING AND TRACER METER

#514
20170363542
2017-12-21

Determining a contamination level of a fluid sample

#515
20170362936
2017-12-21

Flowline saturation pressure measurement

#516
20170357051
2017-12-14

Optical fiber connection

#517
20170356281
2017-12-14

Method for enhancing hydrocarbon recovery from tight formations

#518
20170356266
2017-12-14

Casing segment methods and systems with time control of degradable plugs

#519
20170350843
2017-12-07

Probe for indentifying and measuring volume fraction constituents of a fluid

#520
20170350842
2017-12-07

Method for identifying and measuring volume fraction constituents of a fluid

#521
20170350239
2017-12-07

Downhole communications using variable length data packets

#522
20170350229
2017-12-07

Depth-based borehole trajectory control

#523
20170342828
2017-11-30

Systems and methods for identifying two or more charges into reservoir using downhole fluid analysis

#524
20170342825
2017-11-30

Downhole communications using selectable modulation techniques

#525
20170342792
2017-11-30

Flow control module

#526
20170335665
2017-11-23

Systems and methods for increasing recovery efficiency of petroleum reservoirs

#527
20170329040
2017-11-16

DOWNHOLE LOGGING SYSTEM WITH SOLID STATE PHOTOMULTIPLIER

#528
20170328201
2017-11-16

Determining characteristics of a fluid in a wellbore

#529
20170323477
2017-11-09

Three-dimensional fracture abundance evaluation of subsurface formations

#530
20170322132
2017-11-09

Surfactant selection for downhole treatments

#531
20170321543
2017-11-09

Three-dimensional fracture abundance evaluation of subsurface formation based on geomechanical simulation of mechanical properties thereof

#532
20170321228
2017-11-09

Method for Enhancing Microbial Methane Produciton

#533
20170314367
2017-11-02

ICD optimization

#534
20170308634
2017-10-26

Methods and systems for modeling an advanced 3-dimensional bottomhole assembly

#535
20170307564
2017-10-26

DETECTION OF PORPHYRINS IN SUBTERRANEAN FORMATIONS

#536
20170307526
2017-10-26

Evaluating solid particle separation in wellbore fluids

#537
20170298713
2017-10-19

Junction models for simulating proppant transport in dynamic fracture networks

#538
20170292377
2017-10-12

Methods for determining saturation parameters of a formation

#539
20170292376
2017-10-12

PDC sensing element fabrication process and tool

#540
20170292375
2017-10-12

Surfactant selection methods for wetting alteration in subterranean formations

#541
20170292374
2017-10-12

Gas detection based on evanescent coupling from waveguides in bulk substrates to downhole fluids

#542
20170292369
2017-10-12

Wax tracers

#543
20170292356
2017-10-12

Method of development of a deposit of high-viscosity oil or bitumen

#544
20170285211
2017-10-05

Methods and apparatus for measuring hydrogen sulfide in downhole fluids

#545
20170284196
2017-10-05

Emulsion detection using optical computing devices

#546
20170284190
2017-10-05

Reservoir monitoring using galvanically excited transient electromagnetic fields

#547
20170284189
2017-10-05

System and method for parameter measurement in well

#548
20170284175
2017-10-05

Automated fracture planning methods for multi-well fields

#549
20170276655
2017-09-28

Systems and methods using a gas quality sensor

#550
20170271037
2017-09-21

High output accelerator neutron source

#551
20170269260
2017-09-21

Dual-sensor tool optical data processing through master sensor standardization

#552
20170269259
2017-09-21

Formation fluid analysis tool comprising an integrated computational element and an optical filter

#553
20170268997
2017-09-21

Chemical probes for hydrogen sulfide

#554
20170268944
2017-09-21

Detection of strain in fiber optics cables induced by narrow-band signals

#555
20170268319
2017-09-21

SYSTEMS AND METHODS FOR ENHANCING RECOVERY OF HYDROCARBON DEPOSITS

#556
20170261640
2017-09-14

System and methods for cross-tool optical fluid model validation and real-time application

#557
20170254919
2017-09-07

Motion detection and correction of magnetic resonance data

#558
20170254787
2017-09-07

Designs for enhanced reliability and calibration of landfill gas measurement and control devices

#559
20170254197
2017-09-07

Fluid viscometer suitable for downhole use

#560
20170254196
2017-09-07

Designs for enhanced reliability and calibration of landfill gas measurement and control devices

#561
20170248734
2017-08-31

Methods and systems using an optical receiver and electro-optic methods to transmit data from integrated computational elements

#562
20170248016
2017-08-31

Attribute-indexed multi-instrument logging of drill cuttings

#563
20170248015
2017-08-31

Method and apparatus for processing waveforms

#564
20170248014
2017-08-31

Increasing borehole wall permeability to facilitate fluid sampling

#565
20170247973
2017-08-31

Systems and methods for an expandable packer

#566
20170242151
2017-08-24

MID-INFRARED HYDRATE INHIBITOR SENSOR

#567
20170242149
2017-08-24

Mid-infrared carbon dioxide sensor

#568
20170241262
2017-08-24

Downhole formation fluid viscometer sensor

#569
20170234127
2017-08-17

Methods and systems for monitoring well integrity and increasing the lifetime of a well in a subterranean formation

#570
20170234124
2017-08-17

Channel estimation in mud pulse telemetry

#571
20170234105
2017-08-17

Downhole valve system

#572
20170227663
2017-08-10

Analysis of microseismic supported stimulated reservoir volumes

#573
20170227662
2017-08-10

Electronic Sensor Apparatus, Methods, and Systems

#574
20170227388
2017-08-10

Downhole Fluid Property Measurement

#575
20170226852
2017-08-10

Method and system for monitoring the drilling of a wellbore

#576
20170219737
2017-08-03

Downhole fluid properties optical analysis probe having a removable optical tip

#577
20170219455
2017-08-03

In-Line Composition and Volumetric Analysis of Vent Gases and Flooding of the Annular Space of Flexible Pipe

#578
20170218754
2017-08-03

INSTRUMENTATION SYSTEM AND METHOD

#579
20170218732
2017-08-03

Devices and techniques relating to landfill gas extraction

#580
20170218731
2017-08-03

Devices and techniques relating to landfill gas extraction

#581
20170218730
2017-08-03

Devices and techniques relating to landfill gas extraction

#582
20170212272
2017-07-27

Optical sensors for downhole tools and related systems and methods

#583
20170211382
2017-07-27

Determining casing fluid capture cross section using gamma count rate ratio

#584
20170205532
2017-07-20

Thin-layer spectroelectrochemistry cell and methods for use in subterranean formation operations

#585
20170204707
2017-07-20

Acoustic stimulation

#586
20170204691
2017-07-20

Sensor optimization for mud circulation systems

#587
20170198575
2017-07-13

Asphaltene Concentration Analysis Via NMR

#588
20170198574
2017-07-13

Downhole fluid properties analysis probe, tool and method

#589
20170198200
2017-07-13

Methods of assessing oil field saturation through use of reactive partitioning tracers

#590
20170192125
2017-07-06

Molecular Factor Computing Sensor for Intelligent Well Completion

#591
20170183961
2017-06-29

Measuring frequency-dependent acoustic attenuation

#592
20170183955
2017-06-29

Gas lift analysis and troubleshooting

#593
20170183946
2017-06-29

Actuatable Plungers with Actuatable External Seals, and Systems and Methods Including the Same

#594
20170183926
2017-06-29

Real time conformance

#595
20170183244
2017-06-29

CONTROL OF SUBSEA CYCLONE

#596
20170177761
2017-06-22

Integrated modeling and simulation of formation and well performance

#597
20170175523
2017-06-22

THERMAL EXTRACTION GEOCHEMICAL METHOD FOR MEASUREMENT OF OIL IN PLACE AND MOVABLE OIL IN LIQUID RICH FINE GRAIN ROCKS

#598
20170175522
2017-06-22

Flushing microfluidic sensor systems

#599
20170175521
2017-06-22

Flushing microfluidic sensor systems

#600
20170175490
2017-06-22

Placement of stabilizers, standoffs, and rollers on a downhole tool string