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drill derrick

См. также в других словарях:

  • derrick — der‧rick [ˈderɪk] noun [countable] 1. a type of crane, used especially for loading and unloading ships 2. a tall tower built over an oil well, used to raise and lower the drill: • a massive oil derrick * * * derrick UK US /ˈderɪk/ noun [C] …   Financial and business terms

  • Derrick — Der rick, n. [Orig., a gallows, from a hangman named Derrick. The name is of Dutch origin; D. Diederik, Dierryk, prop. meaning, chief of the people; cf. AS. pe[ o]dric, E. Theodoric, G. Dietrich. See {Dutch}, and {Rich}.] 1. A mast, spar, or tall …   The Collaborative International Dictionary of English

  • Derrick crane — Derrick Der rick, n. [Orig., a gallows, from a hangman named Derrick. The name is of Dutch origin; D. Diederik, Dierryk, prop. meaning, chief of the people; cf. AS. pe[ o]dric, E. Theodoric, G. Dietrich. See {Dutch}, and {Rich}.] 1. A mast, spar …   The Collaborative International Dictionary of English

  • Derrick — For other uses, see Derrick (disambiguation). Derrick of Ocean Star Offshore Oil Rig Museum, Galveston, Texas A derrick is a lifting device composed of one tower, or guyed mast such as a pole which is hinged freely at the bottom. It is controlled …   Wikipedia

  • Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… …   Wikipedia

  • Drill string — A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit. The term is loosely applied as the assembled collection of… …   Wikipedia

  • derrick — /der ik/, n. 1. Mach. a jib crane having a boom hinged near the base of the mast so as to rotate about the mast, for moving a load toward or away from the mast by raising or lowering the boom. 2. Also called oil derrick. the towerlike framework… …   Universalium

  • Drill floor — The Drill Floor is the heart of any drilling rig and is also known as the pad. This is the area where the drill string begins its trip into the earth. It is traditionally where joints of pipe are assembled, as well as the BHA (bottom hole… …   Wikipedia

  • derrick — der|rick [ˈderık] n [Date: 1700 1800; Origin: derrick structure for hanging criminals (1600 1700), perhaps from a person who operated this called Derrick] 1.) a tall machine used for lifting heavy weights, especially on ships 2.) a tall tower… …   Dictionary of contemporary English

  • derrick — [[t]de̱rɪk[/t]] derricks 1) N COUNT A derrick is a machine that is used to move cargo on a ship by lifting it in the air. 2) N COUNT A derrick is a tower built over an oil well which is used to raise and lower the drill …   English dictionary

  • derrick — UK [ˈderɪk] / US noun [countable] Word forms derrick : singular derrick plural derricks 1) a type of crane used for lifting things onto and off ships 2) a tall tower built over an oil well that is used for raising and lowering the drill (= the… …   English dictionary

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