Magnetic roasting and leaching for upgrading Minnesota manganiferous iron ores

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086 0 ‡aI 28.23:7411
100 1 ‡aJacobs, H. D. ‡q(Howard D.) ‡0http://id.loc.gov/authorities/names/n80041509 ‡1http://id.loc.gov/rwo/agents/n80041509
245 1 0 ‡aMagnetic roasting and leaching for upgrading Minnesota manganiferous iron ores / ‡cby H.D. Jacobs.
260 ‡a[Washington, D.C.] : ‡bU.S. Dept. of the Interior, Bureau of Mines, ‡c[1970]
300 ‡a13 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 ; ‡v7411
500 ‡a"July 1970"--Cover.
504 ‡aIncludes bibliographical references.
538 ‡aMode of access: Internet.
650 0 ‡aOre-dressing. ‡0http://id.loc.gov/authorities/subjects/sh85095414
650 0 ‡aIron ores ‡zMinnesota. ‡0http://id.loc.gov/authorities/subjects/sh2009127571
710 1 ‡aUnited States. ‡bBureau of Mines. ‡0http://id.loc.gov/authorities/names/n79063444 ‡1http://id.loc.gov/rwo/agents/n79063444
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