(19)

(11)

EP 2 367 963 A1

(12)

(43) Date of publication: 28.09.2011 Bulletin 2011/39 (21) Application number: 09827818.7 (22) Date of filing: 06.11.2009

(51) International Patent Classification (IPC):  C22C 19/05(2006.01) (86) International application number: PCT/SE2009/051266 (87) International publication number: WO 2010/059105 (27.05.2010 Gazette 2010/21)

(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 MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 19.11.2008 SE 0802429 (71) Applicant: Sandvik Intellectual Property Ab 811 81 Sandviken (SE)	(72) Inventors: HELANDER, Thomas S-725 96 Västerås (SE) LUNDBERG, Mats S-SE-811 34 Sandviken (SE) JÖNSSON, Bo S-724 71 Västerås (SE)