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A spiral sequential sampler for air and liquids :preliminary results

Three coal mine ventilation studies using sulfur hexafluoride tracer gas

Brattice window method for measuring leakage through mine stoppings

Water spray vent tube cooler for hot stopes :a preliminary report

Published Year

• 1970-1979 (4)

Subject

• Mine ventilation (4) *
• Air sampling apparatus (1)
• Mine ventilation--Equipment and supplies (1)
• Sulfur hexafluoride (1)

Author

• Kissell, Fred N. (4)
• Vinson, Robert P. (4) *
• Thimons, Edward D. (1)
• Thimons, Edward D., (1)

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