Russian company RUSAL has bought its domestic rival SUAL. Swiss company GLENCORE is expected to become part of the merger of Russia's top two aluminium companies, contributing its alumina assets representing some 14% of the new group, compared with 21.5% for SUAL and 64.5% for RUSAL. The transaction, worth an estimated 30 million dollars, would see the current largest aluminium company, US firm ALCOA, with 11 million tonnes of alumina and 3.7 million tonnes of aluminium produced annually,...