core-drilling bit

См. также в других словарях:

• drilling bit — noun a bit used in drilling for oil • Syn: ↑drill bit • Hypernyms: ↑bit • Hyponyms: ↑core bit, ↑fishtail bit, ↑blade bit, ↑rock bit, ↑ …   Useful english dictionary

• Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …   Wikipedia

• core bit — noun a hollow drilling bit that is the cutting part of a core drill; allows core samples to be taken • Hypernyms: ↑drilling bit, ↑drill bit • Part Holonyms: ↑core drill * * * noun : a hollow cylindrical bit that is the cutting part of a core… …   Useful english dictionary

• core drill — noun a drill that removes a cylindrical core from the drill hole • Hypernyms: ↑drill • Part Meronyms: ↑core bit * * * noun : a drill that removes a cylindrical core from the drill hole compare diamond drill, shot drill • …   Useful english dictionary

• Core — Core, n. [OF. cor, coer, cuer, F. c[oe]ur, fr. L. cor heart. See {Heart}.] 1. The heart or inner part of a thing, as of a column, wall, rope, of a boil, etc.; especially, the central part of fruit, containing the kernels or seeds; as, the core of …   The Collaborative International Dictionary of English

• Core box — Core Core, n. [OF. cor, coer, cuer, F. c[oe]ur, fr. L. cor heart. See {Heart}.] 1. The heart or inner part of a thing, as of a column, wall, rope, of a boil, etc.; especially, the central part of fruit, containing the kernels or seeds; as, the… …   The Collaborative International Dictionary of English

• Core print — Core Core, n. [OF. cor, coer, cuer, F. c[oe]ur, fr. L. cor heart. See {Heart}.] 1. The heart or inner part of a thing, as of a column, wall, rope, of a boil, etc.; especially, the central part of fruit, containing the kernels or seeds; as, the… …   The Collaborative International Dictionary of English

• Drilling engineering — is a subset of petroleum engineering. Drilling engineers design and implement procedures to drill wells as safely and economically as possible. They work closely with the drilling contractor, service contractors, and compliance personnel, as well …   Wikipedia

• Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… …   Wikipedia

• Core sample — Rock core samples. The product of a Diamond rig. (The bird is a Pied Butcherbird.) A core sample is a cylindrical section of (usually) a naturally occurring substance. Most core samples are obtained by drilling with special drills into the… …   Wikipedia

• Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… …   Wikipedia