Henry, O.O., Onukwuli, O.D., Chigoziri, N.N., Kelvin, O.C. and I.A., N. 2014. PROCESS MODELING OF SULPHURIC ACID LEACHING OF IRON FROM OZORO CLAY. European Scientific Journal, ESJ. 10, 30 (Oct. 2014). DOI:https://doi.org/10.19044/esj.2014.v10n30p%p.