pressure at well bore
51Shale gas — may also refer to gas generated from oil shaleShale gas is natural gas produced from shale. Because shales ordinarily have insufficient permeability to allow significant fluid flow to a well bore, most shales are not sources of natural gas. Shale …
52History of surface weather analysis — The history of surface weather analysis concerns the timetable of developments related to surface weather analysis. Initially a tool of study for the behavior of storms, surface weather analyses became a work in progress to explain current… …
53Lost Hills Oil Field — In 1998, one of the field s gas wells was the site of a spectacular blowout, producing a pillar of fire which burned for 14 days and was visible more than convert|40|mi|km away. [ [http://www.geocities.com/mudsmeller/gushers.html The Bellevue… …
54.30-30 Winchester — Infobox Firearm Cartridge name= .30 30 Winchester caption= .30 30 cartridge between .223 Remington (left) and .308 Winchester (right) origin= USA type= Rifle service= used by= wars= designer= Winchester design date=1895 manufacturer=Winchester… …
55Department of Petroleum Engineering and Applied Geophysics, NTNU — Institutt for Petroleumsteknologi og anvendt Geofysikk Established 1973 Type Public university …
56Roughneck — (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… …
57Primary recovery — The crude oil or natural gas recovered by any method that may be employed to produce them where the fluid enters the well bore by the action of natural reservoir pressure(energy or gravity). U.S. Dept. of Energy, Energy Information… …
58Accurizing — is the process of improving the accuracy of a firearm or airgun.cite web |url=http://saami.org/Glossary/index.cfm |title=SAAMI glossary |accessdate=2007 08 30] For firearms, accuracy is defined as the ability to hit exactly what you re aiming at …
59international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …
60wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… …
