Baker Botts L.L.P.
Magnetic sensor rotation and orientation about drill
A drilling system, comprising a drill string; and a ranging tool mounted on the drill string, the ranging tool comprising a magnetic sensor pair comprising a first magnetic sensor and a second magnetic sensor mounted radially opposite one another on the ranging tool, wherein each of the magnetic sensors is structured and configured to detect at least a radial component and a tangential component of a magnetic field; a rotatable assembly, comprising a motor structured and arranged to actuate rotation of the magnetic sensor pair around the drill string; and an electronics package connected to at least one of the magnetic sensor pair, and the motor, wherein the electronics package comprises a controller and a wireless telemetry device.
Halliburton Energy Services, Inc.
E E E E G E E E
E21B E21B E21B E21B G01V E21B E21B E21B
inventional inventional inventional inventional inventional inventional inventional inventional
Matthew Chase Jesse Kevin Wenquan John Harrison
Griffing Hensarling Li Farrah