Research Catalog

New! Try our Article Search to discover online journals, books, and more from home with your library card.

Selected filters.Clear Filters

  • Shield mechanics and critical load studies for unsymmetric contact configurations / by Thomas M. Barczak.

    • Text
    • Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1990.
    • 1990

  • Advanced guidelines for performance testing of two-legged longwall shields / by Thomas M. Barczak.

    • Text
    • Washington, D.C. (2401 E Street, N.W., MS #9800, Washington 20401) : U.S. Dept. of the Interior, Bureau of Mines, [1989]
    • 1989

  • Comparison of models to evaluate in situ shield loading / by Thomas M. Barczak and David E. Schwemmer.

    • Text
    • Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1990.
    • 1990

  • Evaluation of multitimbered wood crib supports / by Thomas M. Barczak and Carol Tasillo.

    • Text
    • Washington, D.C. (2401 E Street, N.W., MS# 9800, Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, 1991.
    • 1991

  • A model of shield-strata interaction and its implications for active shield setting requirements [microfrom] / by Thomas M. Barczak and David C. Oyler.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1991.
    • 1991

  • Practical considerations in longwall face and gate road support selection and utilization / by Thomas M. Barczak, David E. Schwemmer, and Carol L. Tasillo.

    • Text
    • Washington, D.C. (2401 E St., N.W., Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1989.
    • 1989

  • The history and future of longwall mining in the United States [microform] / by Thomas M. Barczak.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992.
    • 1992

  • Canopy and base load distribution on a longwall shield [microform] / by Thomas M. Barczak and David F. Gearhart.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1992.
    • 1992

  • Examination of design and operation practices for longwall shields [microform] / by Thomas M. Barczak.

    • Text
    • Washington, D.C. (810 7th St., N.W., MS #9800, Washington 20241-0001) : U.S. Dept. of the Interior, Bureau of Mines, [1992]
    • 1992

  • Engineering methods for the design and employment of wood cribs [microform] / by Thomas M. Barczak and David F. Gearhart.

    • Text
    • [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1993.
    • 1993

No results found from Digital Research Books Beta

Digital books for research from multiple sources world wide- all free to read, download, and keep. No Library Card is Required. Read more about the project.

digital-research-book
Explore Digital Research Books Beta