Electric and electro-hydraulic control systems for subsea and re

Frequency division multiplex digital seismic telemetry system

Gas kick detector

High temperature and pressure fiber optic feedthrough for boreho

Imaging a completion string in a wellbore

Method and apparatus for exploring earth and rocky formations

Method and apparatus for high speed data dumping and...

Method and apparatus for obtaining high resolution subsurface ge

Method and apparatus for reducing the effective bandwidth of ult

Method and apparatus for remote actuation of a downhole...

Method and system for downhole clock synchronization

Method for repeating messages in long intelligent completion...

Method for transmitting downhole data in a reduced time

Method for triggering an action

Method of drilling in response to looking ahead of drill bit

Method of drilling in response to looking ahead of the bit

Method of sampling and recording information pertaining to a phy

Method of sampling environmental conditions with a self-containe

Methods and apparatus for monitoring and controlling oil and...

Monitoring, diagnostic, and reporting system and process