Research Catalog

  • Relationships between annulus thickness and the integrity of resin-grouted roof bolts / by Bryan F. Ulrich, William J. Wuest, and Raymond M. Stateham.

    • Text
    • Washington, D.C. (2401 E Street, N.W., MS #9800 Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1989.
    • 1989

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