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Studies of roof movement in coal mines.

Studies of roof movement in coal mines.

Cementation of bituminous-coal-mine roof strata.

Cementation of bituminous-coal-mine roof strata :injection of epoxy and polyester-type resins

Published Year

• 1930-1939 (1)
• 1940-1949 (1)
• 1950-1959 (2)

Subject

• Coal mines and mining (4) *
• Mine roof control (4)
• Epoxy resins (1)

Author

• Maize, Earl R. (4) *
• Greenwald, H. P. (2)
• Oitto, Richard H. (1)
• Thomas, Edward. (1)
• Wallace, Joseph J. (1)

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