pipe bore
101Music of ancient Rome — Less is known about Ancient Roman music than is known about the music of ancient Greece. There is a number of at least partially extant sources on the music of the Greeks. For example, much is known about the theories of Pythagoras and… …
102Well stimulation — is a well intervention performed on an oil or gas well to increase production by improving the flow of hydrocarbons from the drainage area into the well bore.Cleaning the formationThe assortment of chemicals pumped down the well during drilling… …
103VERRE — Les verres constituent un ensemble extrêmement varié de produits dont les propriétés sont innombrables. Celles ci dépendent fortement des traitements subis, thermiques notamment. Leur mise au point résulte aujourd’hui des progrès des… …
104Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… …
105Newcomen steam engine — Animation of a schematic Newcomen steam engine. – Steam is shown pink and water is blue. – Valves move from open (green) to closed (red) The atmospheric engine invented by Thomas Newcomen in 1712, today referred to as a Newcomen steam engine (or… …
106Roughneck — (or ruffneck) is a slang term for an unskilled or slightly skilled labourer in a number of industries. In particular, it is the official name of a semi skilled role on a North American oil rig. In Australia, a roughneck is known as an… …
107Meillerwagen — Manufacturer Gollnow Son Assembly Germany Class trailer …
108Ocean thermal energy conversion — Temperature differences between the surface and 1000m depth in the oceans Ocean Thermal Energy Conversion (OTEC) uses the difference between cooler deep and warmer shallow or surface ocean waters to run a heat engine and produce useful work,… …
109Mitsubishi 4A9 engine — 4A9 Manufacturer MDC Power Production 2004–present Predecessor Mitsubishi 4G1 engine Cylinder block alloy Aluminum die cast Cylinder head alloy Aluminum die cast …
110bagpipe — bagpiper, n. /bag puyp /, n., v., bagpiped, bagpiping. n. 1. Often, bagpipes. a reed instrument consisting of a melody pipe and one or more accompanying drone pipes protruding from a windbag into which the air is blown by the mouth or a bellows.… …
