(19)

(11)

EP 1 627 093 A1

(12)

(43) Date of publication: 22.02.2006 Bulletin 2006/08 (21) Application number: 04733228.3 (22) Date of filing: 14.05.2004

(51) International Patent Classification (IPC):  C22C 38/22(2000.01) C10G 9/20(1968.09) (86) International application number: PCT/SE2004/000757 (87) International publication number: WO 2004/104257 (02.12.2004 Gazette 2004/49)

(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: 20.05.2003 SE 0301500 (71) Applicant: Sandvik Intellectual Property AB 811 81 Sandviken (SE)	(72) Inventors: BERGLUND, Roger S-723 35 Västeras (SE) LUNDBERG, Mats S-811 34 Sandviken (SE) ÖHNGREN, Claes S-752 30 Uppsala (SE)