(19)

(11)

EP 2 171 102 A2

(12)

(88) Date of publication A3: 24.07.2008 (43) Date of publication: 07.04.2010 Bulletin 2010/14 (21) Application number: 08718031.1 (22) Date of filing: 19.03.2008

(51) International Patent Classification (IPC):  C21D 1/26(2006.01) C21D 8/02(2006.01) (86) International application number: PCT/EP2008/053310 (87) International publication number: WO 2008/068352 (12.06.2008 Gazette 2008/24)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 19.07.2007 EP 07014186 (71) Applicant: Corus Staal BV 1970 CA Ijmuiden (NL)	(72) Inventors: WU, Hai 2032 RZ Haarlem (NL) HOL, Camile, Wilbert, José 1963 BJ Heemskerk (NL) VAN POPTA, Pieter, Jacob 1946 AW Beverwijk (NL) VERLOOP, Willem, Cornelis 2135 JZ Hoofddorp (NL) (74) Representative: Kruit, Jan  Corus Intellectual Property Department 3H-18 P.O. Box 10000 NL-1970 CA IJmuiden NL-1970 CA IJmuiden (NL)