Improved grindability of taconite ores by microwave heating /Author: Walkiewicz, J. W.
Publisher: [Washington, D.C.?] : U.S. Department of the Interior, Bureau of Mines,
Date: 1995. This title can be found in 1 Iowa libraries.
Microwave drying of fine coal /Author: Lindroth, David P.
Publisher: Pittsburgh, Pa. : Bureau of Mines,
Date: 1985. This title can be found in 1 Iowa libraries.
Electrical properties and attenuation distance of upper Pennsylvanian coal measure rock from southwestern Pennsylvania /Author: Lindroth, David P.
Publisher: Pgh. [i.e. Pittsburgh], PA. : U.S. Dept. of the Interior, Bureau of Mines,
Date: 1984. This title can be found in 1 Iowa libraries.
Safe, effective hangup clearance for underground mines /Author: Lindroth, David P.
Publisher: Pgh. [i.e. Pittsburgh], Pa. : U.S. Dept. of the Interior, Bureau of Mines,
Date: 1982. This title can be found in 1 Iowa libraries.
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