135711 ⎘
Advanced drill string communication system and method
#2Methods and systems for spectrum estimation for measure while drilling telemetry in a well system
#3Non-fouling liquid electrodes
#4Methods and systems employing look-around and look-ahead inversion of downhole measurements
#5Methods and systems for spectrum estimation for measure while drilling telemetry in a well system
#6Open smart completion
#7System and method for monitoring the performances of a cable carrying a downhole assembly
#8Downhole sensor system using resonant source
#9Advanced Inground Device Power Control and Associated Methods
#10Method for placement of surface electrodes for electromagnetic telemetry
#11Systems and methods for surface detection of electromagnetic signals from subsurface environments
#12Telluric referencing for improved electromagnetic telemetry
#13Optimizing electromagnetic telemetry transmissions
#14Modular electrode tool for improved hydraulic fracture diagnostics
#15Determining subterranean-formation resistivity using an electromagnetic telemetry system
#16Surface display interface for data from downhole systems
#17Downhole control and sensing system
#18Electrical system and method for selective control of downhole devices
#19Real-time electromagnetic telemetry system
#20Downhole sensing for electromagnetic telemetry
#21Formation density tool with a detector operating in total count mode
#22Optimizing electromagnetic telemetry transmissions
#23Communication using electrical signals transmitted through earth formations between boreholes
#24Preformed antenna with radio frequency connectors for downhole applications
#25System and method for performing distant geophysical survey
#26METHOD AND SYSTEM FOR OPERATING AND MONITORING A WELL FOR EXTRACTING OR STORING FLUID
#27Apparatuses and methods for evaluating systems used in electromagnetic telemetry transmissions
#28Advanced inground device power control and associated methods
#29Electromagnetic telemetry system with compensation for drilling fluid characteristics
#30Casing segment having at least one transmission crossover arrangement
#31Well monitoring
#32Optimizing electromagnetic telemetry transmissions
#33Advanced drill string communication system, components and methods
#34Electromagnetic telemetry for measurement and logging while drilling and magnetic ranging between wellbores
#35Cable integrity monitor for electromagnetic telemetry systems
#36Systems and methods for look ahead resistivity measurement with offset well information
#37Wired and wireless downhole telemetry using a logging tool
#38Apparatus and method for coaxially joining components to resist relative rotational and longitudinal movement
#39System and methods for selective shorting of an electrical insulator section
#40Sub-surface formation boundary detection using an electric-field borehole telemetry apparatus
#41Telemetry system and method of communicating through a tubular
#42Adaptive inversion for vertical resistivity logs from multiaxial induction measurements
#43Methods of using enhanced wellbore electrical cables
#44Advanced inground device power control and associated methods
#45Drilling system having a super-capacitor amplifier and a method for transmitting signals
#46Subterranean formation oil mobility quicklook
#47Inductive coupler
#48Power generating communication device
#49Well monitoring
#50Advanced drill string communication system, components and methods
#51Communication applications
#52Cable integrity monitor for electromagnetic telemetry systems