135713 ⎘
Detection of downhole data telemetry signals
#302Optical fiber coating to prevent adhesion at high temperatures
#303Remote laser heating systems and methods
#304Systems and devices for sensing corrosion and deposition for oil and gas applications
#305Downhole control line connector
#306Reciprocating debris exclusion device for downhole connectors
#307Optical energy transfer and conversion system
#308Well monitoring by means of distributed sensing means
#309Oil well improvement system—well monitor and control subsystem
#310Centralizer for downhole probes
#311Method for monitoring physical parameters of well equipment
#312Attenuation correction for distrbuted temperature sensors using antistokes to rayleigh ratio
#313Universal downhole probe system
#314Blowout preventer monitoring system and method of using same
#315Wired and Wireless Downhole Telemetry Using Production Tubing
#316Acoustic illumination for flow-monitoring
#317Downhole drilling optimization collar with fiber optics
#318Optical power transfer system for powering a remote mobility system for multiple missions
#319Non-line-of-sight optical power transfer system for launching a spacecraft into low earth orbit
#320Fiber optic rotary joint for use in an optical energy transfer and conversion system
#321System and method for detecting vibrations using an opto-analytical device
#322Well isolation
#323System and method for determining torsion using an opto-analytical device
#324Optical fiber distributed sensors with improved dynamic range
#325Fiber optic shape sensing system using anchoring points
#326Downhole drilling optimization collar with fiber optics
#327Distributed marinized borehole system
#328Depth correction based on optical path measurements
#329Method and system for multi-phase flow measurement
#330Temperature sensing using distributed acoustic sensing
#331Image-based measurement of a fluid
#332Microseismic monitoring with fiber-optic noise mapping
#333System for monitoring linearity of down-hole pumping systems during deployment and related methods
#334Real-time flow injection monitoring using distributed Bragg grating
#335High resolution distributed temperature sensing for downhole monitoring
#336Robust optical fiber-based distributed sensing systems and methods
#337Nanofiber spectral analysis
#338Method and apparatus for down-hole alignment of optic fibers
#339Shock mounted sensor package with thermal isolation
#340System and method for performing a perforation operation
#341Oilfield optical data transmission assembly joint
#342METHODS AND ELECTRICALLY-ACTUATED APPARATUS FOR WELLBORE OPERATIONS
#343Fiber optic vibration monitoring
#344Loss compensation for distributed sensing in downhole environments
#345Non-intrusive pressure sensor system
#346Optical fiber sensing with enhanced backscattering
#347Low profile magnetic orienting protectors
#348Holding device to hold a reflector and an electromagnetic guiding device
#349Inflow control valve and device producing distinct acoustic signal
#350Modulated opto-acoustic converter
#351Apparatus and method of distributed pressure sensing
#352Reducing disturbance during fiber optic sensing
#353Method and system for monitoring and managing fiber cable slack in a coiled tubing
#354Sand control screen assembly with internal control lines
#355Monitoring flow conditions downwell
#356Wireless Transmission of Well Formation Information
#357System for fracturing an underground geologic formation
#358Explosive assembly and method
#359Systems and methods for downhole magnetic field measurement
#360Dual use cable with fiber optics for use in wellbore operations
#361Detonation control
#362Generating broadband light downhole for wellbore application
#363Optical device for use with downhole equipment
#364Connecting fiber optic cables
#365Geologic fracturing method and resulting fractured geologic structure
#366Downhole flow measurements with optical distributed vibration/acoustic sensing systems
#367Directing a drilling operation using an optical computation element
#368Systems and methods for hybrid cable telemetry
#369Distributed two dimensional fluid sensor
#370Remote pumped dual core optical fiber system for use in subterranean wells
#371Apparatus and method for determining fluid interface proximate an electrical submersible pump and operating the same in response thereto
#372Modeling acid distribution for acid stimulation of a formation
#373Array temperature sensing method and system
#374Determining perforation orientation
#375Fiberoptic systems and methods for formation monitoring
#376Remote work methods and systems using nonlinear light conversion
#377Remote sensing methods and systems using nonlinear light conversion and sense signal transformation
#378Petroleum well intervention winch system
#379Downhole treatment monitoring systems and methods using ion selective fiber sensors
#380Method of acoustic surveying
#381Serial fiber Bragg grating interrogator with a pulsed laser for reflection spectrum measurement
#382Side-hole cane waveguide sensor
#383Acoustic telemetry with distributed acoustic sensing system
#384Apparatus for flexible pipe body and method of producing same
#385Downhole time domain reflectometry with optical components
#386Tubing conveyed multiple zone integrated intelligent well completion
#387Tubing conveyed multiple zone integrated intelligent well completion
#388Integrity monitoring of conduits
#389Logging cable
#390Communication through an enclosure of a line
#391Integrated fiber optic monitoring system for a wellsite and method of using same
#392Equipment and methods for determining waiting-on-cement time in a subterranean well
#393Methods and devices for optically determining a characteristic of a substance
#394Distributed optical fibre sensor
#395Fracture characterization
#396Optical waveguide feedthrough assembly
#397Providing coupler portions along a structure
#398Detector, preamplifier selection apparatus, systems, and methods
#399Downhole species selective optical fiber sensor systems and methods
#400System and methods for using dielectric properties of an insulated conductor in a subsurface formation to assess properties of the insulated conductor
#401Fluid flow monitor
#402Optical casing collar locator systems and methods
#403Optical casing collar locator systems and methods
#404Surface controlled reversible coiled tubing valve assembly
#405Methods for locating a cement sheath in a cased wellbore
#406Apparatus and method for controlling the connection and disconnection speed of downhole connectors
#407Method and apparatus for monitoring vibration using fiber optic sensors
#408Determination of strain components for different deformation modes using a filter
#409Self adaptive two dimensional filter for distributed sensing data
#410Purging of Fiber Optic Conduits in Subterranean Wells
#411Fracture monitoring
#412Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity
#413Well monitoring by means of distributed sensing means
#414Method and apparatus for suspending a cable in a pipe
#415Logging cable
#416Sonic/acoustic monitoring using optical distributed acoustic sensing
#417Fibre optic tape assembly
#418Optical fiber coating to prevent adhesion at high temperatures
#419Pressure sensor arrangement using an optical fiber and methodologies for performing an analysis of a subterranean formation
#420Device and method for discrete distributed optical fiber pressure sensing
#421Communications connection in a subsea well
#422System and method for monitoring bending of a flexible riser
#423Fiber optic gyroscope arrangements and methods
#424Fiber optic slickline and tools
#425Packaging for encasing an optical fiber in a cable
#426Coiled tubing gamma ray detector
#427System and methods using fiber optics in coiled tubing
#428Managed pressure and/or temperature drilling system and method
#429Fiber optic sensor system using white light interferometry
#430Fiber optic sensing systems and methods
#431Coiled tubing tractor assembly
#432Borehole telemetry system
#433Fiber optic cable for inhibiting breaching fluid flow