cased bore hole

  • 11Firearm — A firearm is a tool that projects either single or multiple projectiles at high velocity through a controlled explosion. The firing is achieved by the gases produced through rapid, confined burning of a propellant. This process of rapid burning… …

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  • 12Gun laws in the United States (by state) — U.S. Firearms Legal Topics Assault weapons ban ATF Bureau Brady Handgun Violence Prevention Act Concealed carry in the U.S. Domestic Violence Offender Gun Ban …

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  • 13Well 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… …

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  • 14Cartridge (firearms) — From left: .50 BMG, .300 Win Mag, .308 Winchester, 7.62×39mm, 5.56×45mm NATO, .22LR. A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm …

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  • 15Perforation (oil well) — A perforation in the context of oil wells, refers to a hole punched in the casing or liner of an oil well to connect it to the reservoir. In cased hole completions, the well will be drilled down past the section of the formation desired for… …

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  • 16Casing (borehole) — Casing is large diameter pipe that is assembled and inserted into a recently drilled section of a borehole and typically cemented into place.PurposeCasing that is cemented in place aids the drilling process in several ways: * Prevent… …

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  • 17Rocket Ball — The Rocket Ball was one of the earliest forms of metallic cartridge for firearms, containing bullet and powder in a single, metal cased unit.cite web |url=http://www.leverguns.com/articles/taylor/history.htm |title=Leverguns, A Short History… …

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  • 18Huolongjing — The Huolongjing (Wade Giles: Huo Lung Ching ; Traditional Chinese: 火龍經, rendered by its translator into English as Fire Drake Manual but correctly meaning Fire Dragon Manual ) is a 14th century military treatise that was compiled and edited by… …

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