Search U.S. government technical reports digitized or harvested by TRAIL.
Manganese from steel-plant slags by a lime-clinkering and carbonate-leaching process :(in two parts)
Acid-ferrous sulfate leaching of low-grade manganese carbonate and oxide ores, Cuyuna range, Minnesota
Operation of a dithionate-process pilot plant for leaching manganese ore from Maggie Canyon deposit, Artillery Mountains region, Mohave County, Ariz.