Number of items: 5. ACouncil of Scientific and Industrial Research (1958) Improvements in or relating to production of battery grade manganese dioxide from manganese ores. 60333. DCouncil of Scientific and Industrial Research (1958) Electrowinning of antimony. 59978. Council of Scientific and Industrial Research (1958) Electrolytic separation of pure lead from hgih antimony lead alloys. 59712. SCouncil of Scientific and Industrial Research (1958) Improvements in or relating to electrolytic reduction of m-dinitrobenzene to 2-4 diaminophenol. 60865. VCouncil of Scientific and Industrial Research (1958) Production of pure manganese sulphate and high grade iron oxide from low grade manganese ores. 59713. |