Evaluation of Explosion-resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining

by Kenneth L Cashdollar, Michael J Sapko, and National Institute for Occupational Safe

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  • ISBN10 1494235153
  • ISBN13 9781494235154
  • Publish Date 31 December 2002
  • Publish Status Active
  • Imprint Createspace Independent Publishing Platform
  • Format Paperback (US Trade)
  • Pages 56
  • Language English