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By closing the test ram and a BOP ram around the drill string and pressurizing the annulus, the BOP is pressure-tested for proper function. The original ram BOPs of the 1920s were simple and rugged manual devices with minimal parts. The BOP housing (body) had a vertical well bore and horizontal ram cavity (ram guide chamber).
Country foreign exchange reserves minus external debt. In international economics, the balance of payments (also known as balance of international payments and abbreviated BOP or BoP) of a country is the difference between all money flowing into the country in a particular period of time (e.g., a quarter or a year) and the outflow of money to the rest of the world.
BOP (benzotriazol-1-yloxytris(dimethylamino)phosphonium hexafluorophosphate) is a reagent commonly used for the synthesis of amides from carboxylic acids and amines in peptide synthesis. [ 1 ] [ 2 ] It can be prepared from 1-hydroxybenzotriazole and a chlorophosphonium reagent under basic conditions. [ 3 ]
Bond order potential, a form of interatomic potential used, for example, in molecular dynamics simulations BOP reagent , Benzotriazole-1-yl-oxy-tris-(dimethylamino)-phosphonium hexafluorophosphate Transportation
Basic oxygen steelmaking (BOS, BOP, BOF, or OSM), also known as Linz-Donawitz steelmaking or the oxygen converter process, [1] is a method of primary steelmaking in which carbon-rich molten pig iron is made into steel. Blowing oxygen through molten pig iron lowers the carbon content of the alloy and changes it into low-carbon steel.
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B or b – prefix denoting a number in billions; BA – bottom assembly (of a riser) bbl – barrel bbl/MMscf – barrels per million standard cubic feet
At the time, the Justice Department oversaw both the INS and the Bureau of Prisons — two of Esmor’s biggest customers. The company also hired James C. Poland, who had worked in the Texas prison system, where Esmor was angling for new contracts. All of these recruits positioned the company for winnings.