pipe bore
51clarinet — clarinetist, clarinettist, n. /klar euh net /, n. a woodwind instrument in the form of a cylindrical tube with a single reed attached to its mouthpiece. [1790 1800; < F clarinette, equiv. to OF clarin CLARION + ette ETTE] * * * Single reed… …
52Oil 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… …
53Electric Line — The term wireline usually refers to a cabling technology used by operators of oil and gas wells to lower equipment or measurement devices into the well for the purposes of well intervention and reservoir evaluation. Braided line can contain an… …
54Directional drilling — A horizontal directional drill in operation Directional drilling (or slant drilling) is the practice of drilling non vertical wells. It can be broken down into three main groups: Oilfield Directional Drilling, Utility Installation Directional… …
55NPSH — This article is about Net Positive Suction Head. For the band commonly abbreviated to NPSH, see Natalie Portmans Shaved Head. For the fire hose coupling thread, see Glossary of firefighting equipment#N. Hydraulic circuit NPSH is an initialism for …
56List of Volkswagen Group petrol engines — These petrol engines listed below are currently in use today, by various marques of automobiles, and commercial vehicles, of the Volkswagen Group (Volkswagen Aktiengesellschaft) (VWAG).Since the Volkswagen Group is European, the engine… …
57Tuba — For other uses, see Tuba (disambiguation). Tuba Two F tubas, from c.1900 (left) and 2004 (right) Brass instrument Classification Wind Brass …
58Shawm — Classification Double reed Related instruments Sorna Rhaita Suona Sopil …
59Gaida — Infobox Instrument name=Gaida names=Gajda,Gajde,Gayda image capt=Note that this image is incorrectly labelled; the melody chanter is the short gray pipe while the drone is the long brown three section pipe classification= *Bagpiping range=… …
60Horn (instrument) — Corno redirects here. For the river, see Corno (river). French horn redirects here. For the luxury hotel and restaurant, see French Horn, Sonning Eye. Horn Horn Brass instrument Other names …
