Defunct companies of Luxembourg

Arcelor S.A. was the world's largest steel producer in terms of turnover and the second largest in terms of steel output, with a turnover of €30.2 billion and shipments of 45 million metric tons of steel in 2004. The company was created in 2002 by a merger of the former companies Aceralia (Spain), Usinor (France) and Arbed (Luxembourg). Arcelor is now part of ArcelorMittal after a takeover by Mittal Steel in 2006.

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