Method for triggering an action

Method of and apparatus for making near-bit measurements while d

Method of drilling in response to looking ahead of drill bit

Method of drilling in response to looking ahead of the bit

Method of monitoring service operations of a service vehicle...

Method of reducing noise in a borehole electromagnetic telemetry

Method of reducing noise in a borehole electromagnetic...

Method of sampling and recording information pertaining to a phy

Method of sampling environmental conditions with a self-containe

Method of transmitting data from a drillhead

Method of transmitting ultrasonic amplitude & time travel inform

Method to transmit downhole video up standard wireline cable...

Methods and apparatus for downhole inter-tool communication

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

Methods and associated apparatus for downhole data...

Methods and systems for transmitting and receiving a...

Methods for reducing power consumption in remote sensing applica

Methods for sealing openings in tubulars

Methods, systems and tools for borehole logging

Modified tubular equipped with a tilted or transverse...