Search U.S. government technical reports digitized or harvested by TRAIL.
Malononitrile extraction of gold from ores
Metallurgical application of solvent extraction (in two parts).
Extraction process for upgrading Sm₂O₃ using selective stripping techniques / by D.J. Bauer, L.E. Schultze, and R.E. Lindstrom.
Extraction of gold from carbonaceous ores :pilot plant studies