Performance of packed - bed corncob (Zea mays) in the removal of iron contained in acid mine drainage

The ability of corncob (Zea mays) to remove iron contained in acidic mine drains (AMD) from coal in laboratory-scale packed bed reactors was evaluated. The tests had an effluent filtering phase, through the bed, at a flow rate of 5 mL×min-1 and a column wash, with distilled water, in order to remove...