(19)

(11)

EP 2 791 376 A1

(12)

(43) Date of publication: 22.10.2014 Bulletin 2014/43 (21) Application number: 12812902.0 (22) Date of filing: 11.12.2012

(51) International Patent Classification (IPC):  C22C 1/00(2006.01) C22C 33/06(2006.01) C22C 45/10(2006.01) C22C 33/00(2006.01) C22C 45/00(2006.01) C22F 1/00(2006.01) (86) International application number: PCT/EP2012/075089 (87) International publication number: WO 2013/087627 (20.06.2013 Gazette 2013/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 12.12.2011 EP 11193095 (71) Applicants: OCAS Onderzoekscentrum voor Aanwending van Staal N.V. 9060 Zelzate (BE) Leibniz-Institut für Festkörper- und Werkstoffforschung Dresden 01069 Dresden (DE)	(72) Inventors: VAN STEENBERGE , Nele B- 9000 Gent (BE) RUIZ- ROMERA , Daniel B-9000 Gent (BE) STOICA , Mihai 01189 Dresden (DE) ECKERT , Jürgen 01189 Dresden (DE) (74) Representative: Pronovem  Office Van Malderen Avenue Josse Goffin 158 1082 Bruxelles 1082 Bruxelles (BE)