Search U.S. government technical reports digitized or harvested by TRAIL.
Magnetic roasting and leaching for upgrading Minnesota manganiferous iron ores
Oxidation process for improving gold recovery from carbon-bearing gold ores
Beneficiation of high-clay potash ores by flotation
Autoclave and ambient pressure leaching of Lake Superior manganiferous ores
Continuous heavy liquid concentration of kyanite
Influence of thermal treatments upon grindability of low-grade nonmagnetic iron ores
Recovery of copper from converter slags by flotation
Force distribution in the high-intensity wet magnetic separator
Flotation of Marquette Range nonmagnetic taconite using innovative procedures
Extraction of silver from refractory ores
Phosphorus removal from Birmingham, Ala., calcareous iron ores
Conversion of ilmenite to rutile by a carbonyl process
Beneficiation of Calico District, California, silver-barite ores
Continuous heavy liquid concentration of high-clay potash ores
Sulfatization-reduction of manganiferous iron ore
Alternating current matrix-type magnetic separator
Effects of thermal treatments upon concentratability of a nonmagnetic iron ore
Iron oxide superconcentrates by caustic leaching
Beneficiation of western Mesabi range oxidized taconite
Preconcentration of native copper ore by electronic sorting
Wet high-intensity magnetic beneficiation of oxidized taconites