Jump to main content

yr 〜
yr

Search results 3

The Bureau of Mines ground-fault protection research program : a summary / by M.R. Yenchek and A.J. Hudson (Information circular ; 9260)

The Bureau of Mines ground-fault protection research program : a summary / by M.R. Yenchek and A.J. Hudson (Information circular ; 9260)
Microform図書
1990<YCA-I 28.27:9260>
National Diet Library
  • Subject HeadingMining machinery -- Electric equipment -- Safety measures Electric relays Electric shoc...

Probability of spark ignition in intrinsically safe circuits / by James C. Cawley (Report of investigations ; 9183)

Probability of spark ignition in intrinsically safe circuits / by James C. Cawley (Report of investigations ; 9183)
Microform図書
1988<YCA-I 28.23:9183>
National Diet Library
  • Subject HeadingMine gases -- Safety measures Mining machinery -- Electric equipment -- Safety measures

A statistical determination of spark ignition safety factors in methane, propane, and ethylene mixtures in air / by James C. Cawley (Report of investigations ; 9048)

A statistical determination of spark ignition safety factors in methane, propane, and ethylene mixtures in air / by James C. Cawley (Report of investigations ; 9048)
Microform図書
1986<YCA-I 28.23:9048>
National Diet Library
  • Subject Heading...afety measures Mining machinery -- Electric equipment -- Safety measures Mine gases -- Safety measures...

Reached to the end of result.

RSS