drill-collar assembly

  • 11Japan — /jeuh pan /, n. 1. a constitutional monarchy on a chain of islands off the E coast of Asia: main islands, Hokkaido, Honshu, Kyushu, and Shikoku. 125,716,637; 141,529 sq. mi. (366,560 sq. km). Cap.: Tokyo. Japanese, Nihon, Nippon. 2. Sea of, the… …

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  • 12United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …

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  • 13Sergeant — For other uses, see Sergeant (disambiguation). Common anglophone military ranks Navies Armies Air forces Officers Admiral of the fleet Marshal / fi …

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  • 14United States Marine Corps Recruit Training — The Drill Instructor conducts the vast majority of training a recruit will receive. United States Marine Corps Recruit Training, commonly known as boot camp , is a program of initial training that each recruit must successfully complete in order… …

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  • 15Wrench — 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… …

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  • 16Architecture and Civil Engineering — ▪ 2009 Introduction Architecture       For Notable Civil Engineering Projects in work or completed in 2008, see Table (Notable Civil Engineering Projects (in work or completed, 2008)).        Beijing was the centre of the world of architecture… …

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  • 17work, history of the organization of — Introduction       history of the methods by which society structures the activities and labour necessary to its survival. work is essential in providing the basic physical needs of food, clothing, and shelter. But work involves more than the use …

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  • 18Snubbing — is a type of heavy well intervention performed on oil and gas wells. It involves running the BHA on a pipe string using a hydraulic workover rig. Unlike wireline or coiled tubing, the pipe is not spooled off a drum but made up and broken up while …

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  • 19Virginia — This article is about the U.S. state, the Commonwealth of Virginia. For other uses, see Virginia (disambiguation). Commonwealth of Virginia …

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  • 20Ernest Emerson — Infobox Person name = Ernest R. Emerson image size = 185px caption = birth date = birth date and age|1955|3|7 birth place = Northern Wisconsin, USA occupation = Knifemaker, Martial Artist, CEO spouse = Mary EmersonErnest R. Emerson (born March 7 …

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