Recovery of Iron from Pyrolusite Leaching Slag by a Lab . MDPI
Dec 26, 2017 . Keywords: recovering iron; pyrolusite leaching slag; ferrous oxalate; oxalic acid . in which iron and manganese mainly exist forms are manganese dioxide, .. 5 to 95 with copper (Cu) anode at λ(Cu Kα) = 1.54056 Å. The slag.