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Methane in California gold mines

Precautions to be observed in entering abandoned exploratory shafts and pits

Propagation of flame in mixtures of natural gas and air

Published Year

• 1920-1929 (3) *

Subject

• Methane (3) *
• Mine gases (3) *
• Firedamp (2)
• Abandoned coal mines (1)
• Abandoned coal mines--Accidents (1)
• Abandoned mines (1)
• Abandoned mines--Risk assessment (1)
• Blackdamp (1)
• Flame (1)
• Gas bursts (1)
• Gold mines and mining (1)
• Gold mines and mining--California (1)
• Mine gases--Flammability (1)
• Mine gases--Measurement (1)
• Mine gases--Safety measures (1)
• Mine safety (1)
• Mine shafts (1)
• Mine shafts--Safety measures (1)
• Mine ventilation (1)
• Natural gas (1)

Author

• Pickard, Byron O., (2)
• Coward, H. F. (1)
• Gardner, E. D. (1)
• Greenwald, H. P. (1)

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