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deep hole drilling machine

См. также в других словарях:

  • Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… …   Wikipedia

  • 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

  • drilling — drill UK US /drɪl/ verb [I] NATURAL RESOURCES ► to make a deep hole in the ground with a special machine in order to look for oil, gas, etc.: drill for sth »The report discussed to what extent foreign companies should be allowed to drill for oil …   Financial and business terms

  • Deep-sea exploration — is the investigation of physical, chemical, and biological conditions on the sea bed, for scientific or commercial purposes. Deep sea exploration is considered as a relatively recent human activity compared to the other areas of geophysical… …   Wikipedia

  • Machine taper — A machine taper is a system for securing cutting bits and other accessories to a machine tool s spindle. Contents 1 Explanation 2 Use 3 Types 3.1 Morse 3.1.1 …   Wikipedia

  • drilling machinery —       equipment used to drill holes in the ground for such activities as prospecting, well sinking (petroleum, natural gas, water, and salt), and scientific explorations. Drilling holes in rock to receive blasting charges is an operation in… …   Universalium

  • Deep foundation — A deep foundation installation for a bridge in Napa, California, United States …   Wikipedia

  • Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …   Wikipedia

  • 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

  • mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

  • Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

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