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- Controlling mine fires with high-expansion foam
- Float dust deposits in return airways in American coal mines
- Rigid foam for mines
- Sealing a coal-mine passageway through a borehole :a progress report
- Fire hazard of urethane foam in mines
- Ignition and control of burning of coal mine refuse
- Fire hazard of conveyor belts
- Use of fly ash for remote filling of underground cavities and passageways