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Chemical solidification of soil in tunneling at a Minnesota iron-ore mine
Reduction roasting-acid solution techniques in laboratory processing of Minnesota manganiferous ores
Magnetic roasting and leaching for upgrading Minnesota manganiferous iron ores
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Published Year
1950-1959 (1)
1960-1969 (1)
1970-1979 (1)
Subject
Iron ores--Minnesota (3) *
Ore-dressing (2)
Manganese ores--Minnesota (1)
Soil stabilization (1)
Tunneling (1)
Author
Fine, M. M. (1)
Jacobs, H. D. (1)
Look, Allen D. (1)
Pynnonen, R. O. (1)
Weston, Perry L. (1)
