TY - GEN AU - Hossam Eldin Khalil Hassan AU - Ahmed Nasr Eldin Mahdi , TI - Leaching of manganese from low grade manganese ores using ferrous sulfate or waste pickle liquor / PY - 1996/// CY - Cairo : PB - Hossam Eldin Khalil Hassan , N1 - Thesis(M.Sc.) - Cairo University - Faculty of Engineering - Department of Chemical Engineering UR - http://172.23.153.220/th.pdf ER -