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検索結果 3 件

Update on ventilation for longwall mine dust control [microform] / by Robert A. Jankowski, Natesa I. Jayaraman, and J. Drew Potts (Information circular ; 9366)

Update on ventilation for longwall mine dust control [microform] / by Robert A. Jankowski, Natesa I. Jayaraman, and J. Drew Potts (Information circular ; 9366)
マイクロ図書
1993<YCA-I 28.27:9366>
国立国会図書館
  • 著者標目Jankowski, Robert A Jayaraman, Natesa I Potts, J. Drew United States. Bureau of Mine...

Dust considerations when using belt entry air to ventilate work areas microform / by J. Drew Potts and Robert A. Jankowski (Report of investigations ; 9426)

Dust considerations when using belt entry air to ventilate work areas microform / by J. Drew Potts and Robert A. Jankowski (Report of investigations ; 9426)
マイクロ図書
1992<YCA-I 28.23:9426>
国立国会図書館
  • 著者標目Potts, J. Drew Jankowski, Robert A United St...

Respirable dust sources and controls on continuous auger mining sections / by J. Drew Potts, Robert A. Jankowski, and George Niewiadomski (Report of investigations ; 9223)

Respirable dust sources and controls on continuous auger mining sections / by J. Drew Potts, Robert A. Jankowski, and George Niewiadomski (Report of investigations ; 9223)
マイクロ図書
1989<YCA-I 28.23:9223>
国立国会図書館
  • 著者標目Potts, J. Drew Jankowski, Robert A Niewiadom...

検索結果は以上です。