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Backfilling problem in the anthracite region as it relates to conservation of anthracite and prevention of subsidence

Mine subsidence--extent and cost of control in a selected area.

Subsidence due to underground mining(in two parts)

Subsidence due to underground mining(in two parts)

Pumped-slurry backfilling of inaccessible mine workings for subsidence control

Published Year

• 1940-1949 (1)
• 1970-1979 (4)

Subject

• Subsidences (Earth movements) (5) *
• Mining engineering (3)
• Coal mines and mining--Pennsylvania (2)
• Mine safety (2)
• Anthracite coal--Pennsylvania (1)
• Slurry (1)

Author

• Br©·auner, Gerhard. (2)
• Allen, Alice S., (1)
• Ash, S. H. (1)
• Carlson, E. J. (1)
• Cochran, William, (1)
• Westfield, James. (1)
• Whaite, Ralph H. (1)

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