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The evaluation of gases from mine explosions by elemental balancing [microform] / by L.J.E. Hofer, D.A. Giardino, and Linda F. Zeller (IR ; 1231)

The evaluation of gases from mine explosions by elemental balancing [microform] / by L.J.E. Hofer, D.A. Giardino, and Linda F. Zeller (IR ; 1231)
Microform図書
1996<YCA-L 38.10:1231>
National Diet Library
  • Subject HeadingMine gases -- Analysis Mine explosions

Method and apparatus for direct determination of helium-3 in natural gas and helium microform / by Thomas A. Davidson and David E. Emerson (Report of investigations ; 9302)

Method and apparatus for direct determination of helium-3 in natural gas and helium microform / by Thomas A. Davidson and David E. Emerson (Report of investigations ; 9302)
Microform図書
1991<YCA-I 28.23:9302>
National Diet Library
  • Subject HeadingMine gases -- Analysis Helium -- Measurement Mass sp...

A mass spectrometer method for determining helium in the parts-per-million to 10-percent range / by Philip W. Holland (Report of investigations ; 9359)

A mass spectrometer method for determining helium in the parts-per-million to 10-percent range / by Philip W. Holland (Report of investigations ; 9359)
Microform図書
1991<YCA-I 28.23:9359>
National Diet Library
  • Subject HeadingMine gases -- Analysis Helium -- Measurement Mass sp...

A personal miner's carbon monoxide alarm microform / by J.E. Chilton and C.R. Carpenter (Information circular ; 9233)

A personal miner's carbon monoxide alarm microform / by J.E. Chilton and C.R. Carpenter (Information circular ; 9233)
Microform図書
1989<YCA-I 28.27:9233>
National Diet Library
  • Subject HeadingMine gases -- Analysis -- Equipment and supplies -- ...

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