exploratory drill hole

См. также в других словарях:

• drill hole — noun a hole or passage made by a drill; usually made for exploratory purposes • Syn: ↑bore, ↑bore hole • Derivationally related forms: ↑bore (for: ↑bore) • Topics: ↑m …   Useful english dictionary

• bore-hole — ore hole n. (mining) a hole or passage made by a drill, especially one made for exploratory purposes. Syn: bore, drill hole. [WordNet 1.5] …   The Collaborative International Dictionary of English

• bore-hole — noun a hole or passage made by a drill; usually made for exploratory purposes • Syn: ↑bore, ↑drill hole • Derivationally related forms: ↑bore (for: ↑bore) • Topics: ↑ …   Useful english dictionary

• tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …   Universalium

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• undersea exploration — Introduction       the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments       Included in the scope of undersea exploration are the physical and chemical… …   Universalium

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

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• Oil well — The pumpjack, such as this one located south of Midland, Texas, is a common sight in West Texas. An oil well is a general term for any boring through the earth s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually… …   Wikipedia

• Deepwater Horizon oil spill — 2010 oil spill and BP oil spill redirect here. For other oil spills in 2010, see 2010 oil spill (disambiguation). For the 2006 oil spill involving BP, see Prudhoe Bay oil spill. For the drilling rig and explosion, see Deepwater Horizon… …   Wikipedia