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- Microseismic and displacement investigations in an unstable slope
- Detecting hot areas in dumps with a handheld, infrared scanner
- Remote sensing of potential spontaneous combustion in coal mines
- Field studies in an unsupported roof, York Canyon Coal Mine, Raton, N. Mex.
- Using handheld infrared imagers to locate miners in smoke-filled mine openings
- Temperature investigations on resin-anchored bolts
- Locating miners in smoke-filled mine openings with infrared imagers
- Humidity :a cyclic effect in coal mine roof stability