A procedure for the benefit of low quality iron, acid, and clay minerals (Machine-translation by Google Translate, not legally binding)

摘要

Procedure for the benefit of low-quality, acidic and clay-containing iron minerals, with 35% Fe, 28% SiO2, up to 25% AL2O3, up to 10% CaO, up to 5% MgO, up to 15 % of TiO2, characterized in that the minerals are electrothermally treated, adding carbon and extracting the oxygen content of the various oxidic components, to form a metal alloy with the corresponding contents of Fe, Si, Al, Ca, Mg and Ti. (Machine-translation by Google Translate, not legally binding)