(19)

(11)

EP 1 625 245 A2

(12)

(88) Date of publication A3: 13.01.2005 (43) Date of publication: 15.02.2006 Bulletin 2006/07 (21) Application number: 04724605.3 (22) Date of filing: 31.03.2004

(51) International Patent Classification (IPC):  C25C 3/18(1974.07) C25C 3/06(1974.07) (86) International application number: PCT/EP2004/003625 (87) International publication number: WO 2004/088000 (14.10.2004 Gazette 2004/42)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 31.03.2003 EP 03075948 (71) Applicant: Corus Aluminium Walzprodukte GmbH 56070 Koblenz (DE)

(72) Inventors: VAN DER PLAS, Dietrich, Willem 2014 CS Haarlem (NL) LANS, Steven Christian 2628 RX Delft (NL) REUTER, Markus, Andreas 2628 RX Delft (NL) MAMBOTE, Mpia, Cyril, Roger 2628 RX Delft (NL) VAN SANDWIJK, Anthonie 2628 RX Delft (NL) XIAO, Yanping 2628 RX Delft (NL) (74) Representative: van der Donk, Henricus Matheus  Corus Technology BV P.O.Box 10000 1970 CA IJmuiden 1970 CA IJmuiden (NL)