Search U.S. government technical reports digitized or harvested by TRAIL.
Copper milling research in Michigan
Undercut block-caving method of mining in western copper mines
Recent trends in design and construction of copper concentrators in the Southwest
Precipitation of copper from an acid mine water
Design of drill-hole grid spacings for evaluating low-grade copper deposits
Effects of temperature on simulated in situ leaching of a chalcopyrite ore
Effect of nonionic surfactants on chalcopyrite leaching under dump chemical conditions
Modeling in situ copper leaching in an unsaturated setting
Effect of nonionic surfactants on chalcopyrite leaching under dump chemical conditions.