- 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.
Circulating fluid, one function of which is to lift cuttings out of the wellbore and to the surface. It also serves to cool the bit and to counteract downhole formation pressure.
Industry:Oil & gas
The large hook mounted on the bottom of the travelling block and from which the swivel is suspended.
Industry:Oil & gas
To use a whipstock, turbodrill, or other mud motor to drill around the original planned path of the well.
Industry:Oil & gas
A wire rope hoisting line, reeved on sheaves of the crown block and travelling block (in effect a block and tackle), the primary purpose of which is to hoist or lower drill pipe or casing from or into a well.
Industry:Oil & gas
1. any wellbore in which casing has not been set. 2. open or cased hole in which no drill pipe or tubing is suspended. 3. the portion of the wellbore that has no casing.
Industry:Oil & gas
A specially compounded liquid circulated through the wellbore during rotary drilling operations. See drilling fluid, mud.
Industry:Oil & gas
