Strengthening of fractured rock pillars by the use of small radial reinforcement pressures

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086	0	⊔	‡aI 28.23:7755
100	1	⊔	‡aBrady, B. T.
245	1	0	‡aStrengthening of fractured rock pillars by the use of small radial reinforcement pressures / ‡cby B.T. Brady and W.I. Duvall.
260	⊔	⊔	‡a[Washington, D.C.] : ‡bU.S. Dept. of Interior, Bureau of Mines, ‡c[1973]
300	⊔	⊔	‡a20 p. : ‡bill. ; ‡c26 cm.
336	⊔	⊔	‡atext ‡btxt ‡2rdacontent
337	⊔	⊔	‡acomputer ‡bc ‡2rdamedia
338	⊔	⊔	‡aonline resource ‡bcr ‡2rdacarrier
490	0	⊔	‡aReport of investigations / United States Department of the Interior, Bureau of Mines ; ‡v7755
504	⊔	⊔	‡aBibliography: p. 20.
538	⊔	⊔	‡aMode of access: Internet.
650	⊔	0	‡aMining engineering. ‡0http://id.loc.gov/authorities/subjects/sh85085712
650	⊔	0	‡aRock mechanics. ‡0http://id.loc.gov/authorities/subjects/sh85114673
700	1	⊔	‡aDuvall, Wilbur I.
710	2	⊔	‡aDenver Mining Research Center (U.S.) ‡0http://id.loc.gov/authorities/names/n86138843 ‡1http://id.loc.gov/rwo/agents/n86138843
710	1	⊔	‡aUnited States. ‡bBureau of Mines. ‡0http://id.loc.gov/authorities/names/n79063444 ‡1http://id.loc.gov/rwo/agents/n79063444
740	0	⊔	‡aRock pillars.
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