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Dielectric constants and dissipation factors for six rock types between 20 and 100 megahertz

Dielectric constants and dissipation factors of simulated lunar rocks

In-mine evaluation of underground fire and smoke detectors

Improved backup alarm technology for mobile mining equipment

Anticollision systems for large mine-haulage trucks

Rapid response pneumatic fire detection for multilevel metal mines :system design and in-mine testing

Effect of ultralow frequency signaling on blasting array current

Published Year

• 1960-1969 (1)
• 1970-1979 (2)
• 1980-1989 (2)
• 1990-1999 (2)

Subject

• Fire detectors (2)
• Rocks--Analysis (2)
• Air sampling apparatus (1)
• Dielectric measurements (1)
• Electric detonators--Safety measures (1)
• Electromagnetic waves--Transmission (1)
• Fire alarms (1)
• Lunar petrology (1)
• Mine fires--Prevention and control (1)
• Mine haulage--Safety measures (1)
• Mine safety--Equipment and supplies (1)
• Mining machinery--Safety measures (1)
• Motor vehicles--Automatic location systems (1)
• Proximity detectors (1)
• Rocks--Testing (1)

Author

• Griffin, Russell E. (7) *
• Ackerson, M. A. (1)
• Hjelmstad, Kenneth E. (1)
• Johnson, Guy A. (1)
• Laage, Linneas W. (1)
• Marovelli, Robert Lawrence. (1)
• Pomroy, William H. (1)

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