Process to use dusts produced during redn. of iron ore - by recycling slurries for use in cement prodn. whilst minimising energy use, also where heavy metals are present

摘要

Process to use dusts produced during redn. of iron ore with a redn. gas and deposited in the form of slurries in a scrubber. The slurries are then dewatered and used as a starting material for cement prodn.