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As part of the Centenary Celebrations of Society of Chemical Industry, a majorinternational symposium on hydrometallurgy, “Hydrometallurgy 81’” held at Manche-ster, England from 30th June to 3rd July.All oral presentations took as plenary lectures, which consist 6 unit process,namely: leaching, solid liquid separation, solvent extraction, ionexchange, liquid mem-brane process and electrolytic process.
As part of the Centenary Celebrations of Society of Chemical Industry, a major international symposium on hydrometallurgy, “Hydrometallurgy 81 ’” held at Manche-ster, England from 30th June to 3rd July. All oral presentations took as plenary lectures, which consist 6 unit process, namely: leaching, solid liquid separation, solvent extraction, ion exchange, liquid mem-brane process and electrolytic process.