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Magnesium oxysulfate cement sealant in coal mines
Dry-process-sprayed coal mine sealants,a progress report
Polymeric sealant used to stop shale degradation in coal mines
Dry-process-sprayed coal mine sealants,an updated progress report
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Published Year
1970-1979 (4)
Subject
Sealing compounds (4) *
Mining engineering (3)
Coal mines and mining (2)
Coal mines and mining--Safety measures (1)
Shale (1)
Author
Fraley, J. E., (2)
Cox, D. J. (1)
Fraley, Jack E. (1)
Franklin, John C. (1)
Simpson, Robert E., (1)