A process for enhanced removal of iron from bauxite ores ...
Jun 01, 1991· A process for enhanced removal of iron from bauxite ores. Int. J. Miner. Process., 31: 233246. A process to remove iron from bauxite ore is described in which the ore is first finely crushed, calcined, and contacted with a reducing gas to convert iron present as very weakly magnetic goethite or hematite to magnetite or elemental iron.