(19)

(11)

EP 2 158 340 A1

(12)

(43) Date of publication: 03.03.2010 Bulletin 2010/09 (21) Application number: 08779313.9 (22) Date of filing: 29.05.2008

(51) International Patent Classification (IPC):  C22C 38/50(2006.01) B62D 21/15(2006.01) (86) International application number: PCT/SE2008/050630 (87) International publication number: WO 2008/153480 (18.12.2008 Gazette 2008/51)

(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: 12.06.2007 SE 0701436 (71) Applicant: Sandvik Intellectual Property Ab 811 81 Sandviken (SE)	(72) Inventor: IRANDER, Carl-Johan S-SE- 596 92 Skänninge (SE)