18 July 2017
The employee directly in charge of a drilling or workover rig and crew. His or her main duty is operation of the drilling and hoisting equipment, […]
25 July 2017
In modern drilling operations, the location from which the Driller operates, generally using joystick controls, to operate drilling and hoisting equipment, as well as to monitor […]
25 July 2017
A record that describes each formation encountered and lists the drilling time relative to depth, usually in 5 to 10-ft. (1.5 to 3-m) intervals.
18 July 2017
A lease or a number of leases of adjoining tracts of land that constitute a unit of acreage sufficient to justify the expense of drilling a […]