Solvent extraction studies of copper were carried out from bioleach liquor using LIX 84. The bioleach liquor contained 0.54 g.dm(-3) and 3.8 g.dm(-3) of Cu and Fe respectively. The pH of the solution was 1.8. By using 7.5% ...

Bioleaching of Sukinda lateritic nickel are was carried out using a species of filamentous fungus Penicillium. Tile parameters examined were pulp density (2-20%), dextrose concentration in the leaching medium (2-10%) and ...

Electrochemical aspects of pyrite dissolution in acidic ferric sulphate has been examined through concurrent polarization studies of the individual half cell reactions. Mixed potential and mixed current obtained from ...

Electrochemical aspects of chalcopyrite dissolution in acidic ferric chloride have been investigated through concurrent polarization studies of individual half cell reactions. Mixed potential, E(m), and mixed current, i(m), ...