Search U.S. government technical reports digitized or harvested by TRAIL.
Cost estimate of the Bayer process for producing alumina, based on 1982 equipment prices
Economic and technical evaluation of the sulfurous acid-caustic purification process for producing alumina from kaolinitic clay
Potash recovery from process and waste brines by solar evaporation and flotation
Recovery of lithium from a montmorillonite-type clay
Gallium and gallium arsenide :supply, technology, and uses