Use of a binary salt flux of nacl and mgcl2 for the...
Use of a solvent impregnated crosslinked matrix for metal...
Use of certain reagents in pu recovery processes
Use of citric acid partial esters for the extraction of iron
Use of cupric chloride etchant solution in a solvent...
Use of gaseous mixtures containing an inert gas and an...
Use of hydrocarbon-soluble aminomethylene phosphonic acid...
Use of hydrocarbon-soluble aminomethylenephosphonic acid...
Use of microwave radiation to eliminate foam in ore leaching
Use of nonionic surfactants in metal extraction
Use of polymers in alumina precipitation in the bayer...
Use of surfactants in metal extraction
Use of synthetic olivine in the production of iron ore sinter
Use of thioether ligands for separating palladium from...
Use of urea-formaldehyde resin in potash ore processing
Use of various phosphates to prevent deposition of salts in...
Using oxygen for leaching
Utilization of acid producing gases such as carbon dioxide
Utilization of arsenicous by-products
Utilization of iron ore fine bearing materials