01659cam a2200385Ia 4500005982962MiAaHDL20250726000000.0m d cr bn ---auaua850625s1973 dcua f000 0 eng d(MiU)990059829620106381sdr-miu.990059829620106381(MiU)MIU01000000000000005982962-goog(OCoLC)12199272(MiU)Aleph005982962ABCABCUDILHLBOMRIUtOrBLWBMRAI 28.23:7755Brady, B. T.Strengthening of fractured rock pillars by the use of small radial reinforcement pressures /by B.T. Brady and W.I. Duvall.[Washington, D.C.] :U.S. Dept. of Interior, Bureau of Mines,[1973]20 p. :ill. ;26 cm.texttxtrdacontentcomputercrdamediaonline resourcecrrdacarrierReport of investigations / United States Department of the Interior, Bureau of Mines ;7755Bibliography: p. 20.Mode of access: Internet.Mining engineering.http://id.loc.gov/authorities/subjects/sh85085712Rock mechanics.http://id.loc.gov/authorities/subjects/sh85114673Duvall, Wilbur I.Denver Mining Research Center (U.S.)http://id.loc.gov/authorities/names/n86138843http://id.loc.gov/rwo/agents/n86138843United States.Bureau of Mines.http://id.loc.gov/authorities/names/n79063444http://id.loc.gov/rwo/agents/n79063444Rock pillars.3901507852141900598296220241217194758.020250726000000.020260226165640.02026-03-01T19:02:57Z2026-03-01T18:30:03ZSDR-MIUmiuALMAprepare.pl-004-009BKsdr-miu.990059829620106381MiUSDRGWLA005982962mdp.39015078521419MIU990059829620106381MIUGWLA20260301googlemdp.390150785214191973pdbibUS fed doc