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Strength characteristics and air leakage determinations for alternative mine seal designs

Published Year

• 1990-1999 (1)

Subject

• Cement composites--Testing (1)
• Coal mines and mining (1) *
• Concrete stoppings (Mining)--Airtightness--Testing (1)
• Foamed materials--Testing (1)
• Strength of materials (1)
• Wood--Testing (1)

Author

• Greninger, N. B. (1)
• Lipscomb, J. R. (1) *
• Stephan, C. R. (1)
• Weiss, E. S. (1)

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