Search U.S. government technical reports digitized or harvested by TRAIL.
Gravity concentration on certain Florida phosphatic sands
Added recovery by hydraulic sizing of fine material in the land-pebble phosphate district of Florida
Compendium on limes in hydrometallurgy and flotation
Selective oiling and table concentration of phosphatic sands in the Land-Pebble district of Florida
Milling methods and costs at a Flat River (Mo.) mill