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Displaying 1-3 of 3 results for author "Pahlman, J. E. (John E.)"
Improved drilling of coal measure rocks for underground mine void detection and exploration programs / by Pamela J. Watson, Patrick A. Tuzinski, and John E. Pahlman.
- Text
- Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1991.
- 1991
Capillary wetting response of coal after exposure to ambient air atmosphere / by H.W. Kilau and J.E. Pahlman.
- Text
- [Pittsburgh, PA (Cochrans Mill Road, P.O. Box 18070, Pittsburgh, 15236) : U.S. Dept. of the Interior, Bureau of Mines, 1989]
- 1989
Zero-surface-charge-controlled drilling for enhanced penetration and extended bit life / by John E. Pahlman ... [et al.].
- Text
- Pittsburgh, PA : U.S. Dept. of the Interior, Bureau of Mines, 1989.
- 1989
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