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Technical reports : Sixth International Strata Control Conference, Banff, Canada, September 23-28, 1977 / organized by the National Coal Board.

Technical reports : Sixth International Strata Control Conference, Banff, Canada, September 23-28, 1977 / organized by the National Coal Board.
Paper図書
Energy, Mines and Resources Canada1977.<PD261-14>
National Diet Library
  • Subject Heading...-- Congresses. Mine timbering -- Congresses. Coal mines and mining -- Saf...

Sixth International Strata Control Conference

Sixth International Strata Control Conference
Paper図書
Canada Centre for Mineral and Energy Technology, The Institute of Mining and Metallurgy[1977]
Other Libraries in Japan
  • Subject HeadingMine timbering -- Congresses Mine roof bolting -- Congress...
  • Subject Heading (ID)Mine timbering -- Congresses Mine roof bolting -- Congress...

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