- eccentric drilling bit
- эксцентричное буровое долото (для расширения ствола скважины)
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Mud motor — (or Drilling Motor) refers to a Progressive Cavity Positive Displacement Pump placed in the Drill string to provide additional power to the bit while drilling. The PCPD Pump uses Drilling Fluid (commonly referred to as Drilling Mud, or just Mud)… … 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
Hammer drill — A Hammer drill, also known as a rotary hammer or roto hammer , (see also rotary hammer drill) is a rotary drill with a hammering action. The hammering action provides a short, rapid hammer thrust to pulverize relatively brittle material and… … Wikipedia
Lathe — A lathe (pronEng|ˈleɪð) is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, or deformation with tools that are applied to the workpiece to create an object which has… … Wikipedia
performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains … Universalium
Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center … Wikipedia
Chuck (engineering) — Self centering three jaw chuck and key with one jaw removed and inverted showing the teeth that engage in the scroll plate. The scroll plate is rotated within the chuck body by the key, the scroll engages the teeth on the underside of the jaws… … Wikipedia
There Will Be Blood — Theatrical release poster Directed by Paul Thomas Anderson Produced by … Wikipedia
Pattillo Higgins — (December 5, 1863 June 5, 1955) was a businessman as well as a self taught geologist. He would eventually earn the nickname the Prophet of Spindletop . His endeavors in the oil business would accrue a fortune for many. He would partner to form… … Wikipedia
Trepanning — Trepanation redirects here. For other uses, see Trepanation (disambiguation). A detail from The Extraction of the Stone of Madness , a painting by Hieronymus Bosch depicting trepanation (c.1488 1516) Trepanning, also known as trephination,… … Wikipedia
Trepanation — (also known as trepanning, trephination, trephining or burr hole) is surgery in which a hole is drilled or scraped into the Human skull, thus exposing the dura mater in order to treat health problems related to intracranial diseases, though in… … Wikipedia