دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an employee of a directional drilling service company whose main job is to help the driller at a well site keep the wellbore as close as possible to its planned course. Also called directional operator.

n: A specialist in directional techniques employed by an operator to ensure the target is reached.

n: see directional drilling supervisor.

n: Technician with real experience and trained specially who is in charge of the rig operations connected with directional drill.