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1941: Foundation Magyar Bauxitbánya Rt and Dürener Metallwerke AG (Berlin) 100% German ownership
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1943 : Start of production ( casting, rolling, tube pulling)
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1945-1954 : Soviet and Hungarian JV ( starting extrusion)
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1955 : 100% Hungarian ownership
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1958-1962 : Big investment I (new casthouse, extrusion building and capacity increase)
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1965-1971 : Big investment II (New rolling building and capacity increase )
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1975-1983 : Big investment III. ( New extrusion building, anodizing plant was build )
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1993 : Alcoa acquired a majority stake in Hungary's state-owned aluminum company.
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1996 : Alcoa acquired full ownership of the formerly state owned Szekesfehervar Light Metal Works, renamed Alcoa-Kofem
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2007 : Joint venture with Sapa
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2009: Sapa full ownership