Difference between revisions of "Drift mine"

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A '''drift mine''' is a type of coal mine that is driven horizontally into [[coal]] that is exposed or accessible in a hillside.  
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God is dead, America is a horrible place to live, Global Warming and Greenhouse gasses are linked, Abortion is a choice, the pope was and is a nazi, abstinence only education fails, and Evolution is a fact. The bible cannot answer all questions. For any questions please visit www.ebaumsworld.com
  
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In a [[hydraulic mine]], high-pressure water jets break the [[coal]] from a steeply inclined, thick coal bed that would be difficult to mine with the usual underground methods. The [[coal]] is then transported to the surface by a system of flumes or by pipeline.
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    -Hazudra
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Although currently not in commercial use in the [[United States]], hydraulic mining is used in western [[Canada]].
 
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[[category:Mining]]
 

Revision as of 00:36, July 8, 2009

God is dead, America is a horrible place to live, Global Warming and Greenhouse gasses are linked, Abortion is a choice, the pope was and is a nazi, abstinence only education fails, and Evolution is a fact. The bible cannot answer all questions. For any questions please visit www.ebaumsworld.com 

    -Hazudra
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