- 行业: 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.
a hole that is not in gauge; that is, it is smaller or larger than the diameter of the bit used to drill it.
Industry:Oil & gas
a fishing tool that is attached to tubing or drill pipe and lowered over the outside wall of pipe or sucker rods lost or stuck in the wellbore. A friction device in the overshot, usually either a basket or a spiral grapple, firmly grips the pipe, allowing the fish to be pulled from the hole.
Industry:Oil & gas
1. a slotted opening or a full section removed in the pipe lining (casing) of a well, usually made to permit sidetracking.
Industry:Oil & gas
a type of portable service or workover rig that is self-propelled, using power from the hoisting engines. The driver's cab and steering wheel are mounted on the same end as the mast support; thus the unit can be driven straight ahead to reach the wellhead.
Industry:Oil & gas
a low-dip angle (nearly horizontal) reverse fault along which a large displacement has occurred. Some overthrusts, such as many of those in the Rocky Mountain Overthrust Belt, represent slippages of many miles.
Industry:Oil & gas
a slender, rodlike or threadlike piece of metal usually small in diameter, that is used for lowering special tools (such as logging sondes, perforating guns, and so forth) into the well. Also called slick line.
Industry:Oil & gas
a piece of downhole equipment that consists of a sealing device, a holding or setting device, and an inside passage for fluids.
Industry:Oil & gas
