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Dry-process-sprayed coal mine sealants,a progress report

Dry-process-sprayed coal mine sealants,an updated progress report

Published Year

• 1970-1979 (2)

Subject

• Coal mines and mining (2) *
• Mining engineering (2)
• Sealing compounds (2)

Author

• Fraley, J. E., (2) *
• Cox, D. J. (1)

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