- Industry: Education; Oil & gas
- Number of terms: 4495
- Number of blossaries: 0
- Company Profile:
The Petroleum Extension Service (PETEX) is a unit of the Division of Continuing Education at The University of Texas at Austin and has been training companies and individuals since 1944.
1. a sandstone that yields oil. 2. (by extension) any reservoir that yields oil, whether or not it is sandstone.
Industry:Oil & gas
A drilling method in which a hole is drilled by a rotating bit to which a downward force is applied. The bit is fastened to and rotated by the drill stem, which also provides a passageway through which the drilling fluid is circulated. Additional joints of drill pipe are added as drilling progresses.
Industry:Oil & gas
A written agreement that can be enforced by law and that lists the terms under which the acts required are to be performed. A drilling contract may cover such factors as the cost of drilling the well (whether by the foot or by the day), the distribution of expenses between operator and contractor, and the type of equipment to be used.
Industry:Oil & gas
A gland arrangement that mechanically or hydraulically seals by pressure. It is used to prevent leakage and waste of gas, oil, or water around a wireline (as when swabbing a well).
Industry:Oil & gas
A worker on a drilling or workover rig, subordinate to the driller, whose primary work station is on the rig floor. Sometimes called floorhand, floorman, rig crew member, or roughneck.
Industry:Oil & gas
Pumping oil, or a mixture of oil and chemicals, to a specific depth in the well to lubricate stuck drill collars.
Industry:Oil & gas
The hose on a rotary drilling rig that conducts the drilling fluid from the mud pump and standpipe to the swivel and kelly; also called the mud hose or the kelly hose. It is a steel-reinforced, flexible hose that is installed between the standpipe and the swivel or top drive.
Industry:Oil & gas
The final string of casing set in a well after the productive capacity of the formation has been determined to be sufficient. Also called the long string or production casing.
Industry:Oil & gas
A length of pipe whose bottom edge is serrated or dressed with a hard cutting material and that is run into the wellbore around the outside of stuck casing, pipe, or tubing to mill away the obstruction.
Industry:Oil & gas
An arm keyed at right angles to a shaft and used for changing radius of rotation or changing reciprocating motion to circular motion or circular motion to reciprocating motion. On a beam pumping unit, the crank is connected by the pitman to the walking beam, thereby changing circular motion to reciprocating motion.
Industry:Oil & gas
