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Effects of a fan shutdown on radon concentration in a positive pressure ventilated mine / by Connie S. Musulin, John C. Franklin, and F. Andrew Roberts (Report of investigations ; 8738)

Effects of a fan shutdown on radon concentration in a positive pressure ventilated mine / by Connie S. Musulin, John C. Franklin, and F. Andrew Roberts (Report of investigations ; 8738)
Microform図書
1982<YCA-I 28.23:8738>
National Diet Library
  • Subject HeadingMine ventilation Radon Fans (Machinery) Mineral industries -- Energy conservation

Энергоемкость процессов добычи и переработки полезных ископаемых

Энергоемкость процессов добычи и переработки полезных ископаемых
Paper図書
И.А. Тангаев"Недра"1986
Other Libraries in Japan
  • Subject HeadingMineral industries -- Energy conservation
  • Subject Heading (ID)Mineral industries -- Energy conservation

First International Symposium on Energy in Mining : papers from the First International Symposium on Energy in Mining, San Francisco, California, October 6-9, 1982

First International Symposium on Energy in Mining : papers from the First International Symposium on Energy in Mining, San Francisco, California, October 6-9, 1982
Paper図書
Miller Freemanc1982
Other Libraries in Japan
  • Subject HeadingMineral industries -- Energy conservation -- Congresses
  • Subject Heading (ID)Mineral industries -- Energy conservation -- Congresses

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