Blind pneumatic stowing in voids in abandoned mines / by P.F. Sands, C.M.K. Boldt, and T.M. Ruff.
By: Sands, Paul F.
Contributor(s): Boldt, C. M. K. (Christine M. K.) | Ruff, T. M.
Series: Information circular (United States. Bureau of Mines): 9268.Publisher: Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1990Description: 13 p. : ill.Subject(s): Mine filling | Compressed air | Abandoned coal mines| Item type | Current location | Home library | Collection | Shelving location | Call number | Status | Date due | Barcode |
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Vertical Files
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Matheson Library | Matheson Library | Vertical Files | Vertical Files | 622.334 S221b (Browse shelf) | Available | 081026 |
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