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pillar-and-bord method

См. также в других словарях:

  • bord — /bɔd/ (say bawd) noun Mining one of a series of cutting or excavation across the grain of the coal, which relate broad passageways to narrow passages or headways; part of the bord and pillar method. {variant spelling of board, from the boards… …  

  • Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo …   Wikipedia

  • BIBLE — THE CANON, TEXT, AND EDITIONS canon general titles the canon the significance of the canon the process of canonization contents and titles of the books the tripartite canon …   Encyclopedia of Judaism

  • Moot hill — A moot hill or mons placiti (statute hill)[1] is a hill or mound historically used as an assembly or meeting place. In early medieval Britain, such hills were used for moots , meetings of local people to settle local business. Among other things …   Wikipedia

  • History of coal mining — Due to its abundance, coal has been mined in various parts of the world throughout history and continues to be an important economic activity today. Compared to wood fuels, coal yields a higher amount of energy per mass and could be obtained in… …   Wikipedia

  • Banagher — Infobox Irish Place name = Banagher gaeilge = Beannchar na Sionna crest motto = map pin coords = left: 32px; top: 33px north coord = 53.183333 west coord = 7.983333 irish grid = area = elevation = 47m [ [http://www.indexmundi.com/zp/ei/2900.htm… …   Wikipedia

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