- 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 portable derrick that is capable of being raised as a unit, as distinguished from a standard derrick, which cannot be raised to a working position as a unit. For transporting by land, the mast can be divided into two or more sections to avoid excessive length extending from truck beds on the highway.
Industry:Oil & gas
A device that fits into the rotary table to accommodate the slips and drive the kelly bushing so that the rotating motion of the rotary table can be transmitted to the kelly.
Industry:Oil & gas
1. a large valve located on the Christmas tree and used to control the flow of oil and gas from a well. Also called master gate.
Industry:Oil & gas
To bore a hole in the earth, usually to find and remove subsurface formation fluids such as oil and gas.
Industry:Oil & gas
A fine-grained sedimentary rock composed mostly of consolidated clay or mud. Shale is the most frequently occurring sedimentary rock.
Industry:Oil & gas
A vibrating screen used to remove cuttings from the circulating fluid in rotary drilling operations. Also called a shaker.
Industry:Oil & gas
The cutting or boring element used in drilling oil and gas wells. Most bits used in rotary drilling are roller-cone bits. The bit consists of the cutting elements and the circulating element. The circulating element permits the passage of drilling fluid and utilises the hydraulic force of the fluid stream to improve drilling rates.
Industry:Oil & gas
A sub made up between the drill string and the drill collars that is used to ensure that the drill pipe and the collar can be joined properly.
Industry:Oil & gas
A heavy, thick-walled tube, usually steel, used between the drill pipe and the bit in the drill stem, used to stiffen the drilling assembly an put weight on the bit so that the bit can drill.
Industry:Oil & gas
The component in a blowout preventer that cuts, or shears, through drill pipe and forms a seal against well pressure.
Industry:Oil & gas
