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Showing 1 - 17 results of 17 for search '"bibliographic"', query time: 0.42s Refine Results
  1. 1
    In-mine installation of passive water barriers /
    Published 1984
    Government Document Book
  2. 2
    Subsidence over four room-and-pillar sections in southwestern Pennsylvania /
    by Moebs, Noel N.
    Published 1982
    Government Document Book
  3. 3
    Roof rock structures and related roof support problems in the Pittsburgh coalbeds of southwestern Pennsylvania /
    by Moebs, Noel N.
    Published 1977
    Government Document Book
  4. 4
    Subsidence due to undermining of sloping terrain : a case study /
    by Jeran, P. W.
    Published 1988
    Government Document Book
  5. 5
    Preparation characteristics of Pennsylvania anthracite from the Kidney Seam, northern field /
    by Zeilinger, John E.
    Published 1970
    Government Document Book
  6. 6
    Comparison of aerial and ground surveying of subsidence over an active longwall /
    by LaScola, John C.
    Published 1988
    Government Document Book
  7. 7
    Methane control on longwalls with cross-measure boreholes (Lower Kittanning Coalbed) /
    by Garcia, F. (Fred)
    Published 1985
    Government Document Book
  8. 8
    Electrical properties and attenuation distance of upper Pennsylvanian coal measure rock from southwestern Pennsylvania /
    by Lindroth, David P.
    Published 1984
    Government Document Book
  9. 9
    Mine fire diagnostics and implementation of water injection with fume exhaustion at Renton, PA /
    by Dalverny, Louis E.
    Published 1991
    Government Document Book
  10. 10
    Characterization and effectiveness of remining abandoned coal mines in Pennsylvania.
    by Hawkins, Jay W.
    Published 1995
    Government Document Microform Book
  11. 11
    Longwall retreat of gate road pillars /
    by Listak, Jeffrey M.
    Published 1993
    Government Document Microform Book
  12. 12
    Neutralization of acidic discharges from abandoned underground coal mines by alkaline injection /
    by Aljoe, William W.
    Published 1993
    Government Document Microform Book
  13. 13
    Influence of subjacent gob on longwall development mining in the Upper Kittanning Coalbed of south-central Pennsylvania /
    by Bauer, Eric R.
    Published 1992
    Government Document Microform Book
  14. 14
    Effects of ancient stream channel deposits on mine roof stability : a case study /
    by Ingram, David K.
    Published 1987
    Government Document Microform Book
  15. 15
    Determining the source of longwall gob gas : Lower Kittanning Coalbed, Cambria County, PA /
    by Diamond, W. P. (William P.)
    Published 1992
    Government Document Microform Book
  16. 16
    Long-term removal and retention of iron and manganese from acidic mine drainage by wetlands.
    Published 1990
    Government Document Microform Book
  17. 17
    Quality of water in mines in the Western Middle coal field, anthracite region, east-central Pennsylvania /
    Get full text
    Government Document eBook
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