(over oil-well)
1Oil 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… …
2Oil well fire — An oil well on fire in Iraq Oil well fires is the common term for oil or gas wells that have caught on fire and burn. Oil well fires can be the result of human actions, such as accidents or arson, or natural events, such as lightning. They can… …
3Christmas tree (oil well) — Oil well Christmas tree In petroleum and natural gas extraction, a Christmas tree, or tree , (not wellhead as sometimes incorrectly referred to) is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well,… …
4Oil depletion — per major producing country. This model assumes world oil depletion remains constant at the 2004 level of 80 million barrels per day.[1] However, world oil depletion is currently (as of 2008) at 85 million barrels per day …
5Well logging — Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · …
6Oil shale extraction — is an industrial process in which kerogen mdash;a mixture of organic chemical compounds (including hydrocarbons) found in oil shale mdash;is converted into synthetic crude oil through pyrolysis. In pyrolysis, oil shale is heated in the absence of …
7Oil Creek State Park — Pennsylvania State Park Natural Monument (IUCN III) …
8Oil Springs, Ontario — Oil Springs   Village   …
9Oil Refineries Ltd — Oil Refineries Ltd. Type Public Traded as TASE:  …
10Oil! —   1st edition …
