(19)

(11)

EP 1 638 718 A1

(12)

(43) Date of publication: 29.03.2006 Bulletin 2006/13 (21) Application number: 04742151.6 (22) Date of filing: 30.06.2004

(51) International Patent Classification (IPC):  B22F 5/10(1995.01) B22F 7/06(1968.09) B22F 7/00(1968.09) B22F 7/08(1968.09) (86) International application number: PCT/FI2004/000408 (87) International publication number: WO 2005/000504 (06.01.2005 Gazette 2005/01)

(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: 30.06.2003 FI 20030980 (71) Applicant: Metso Powdermet Oy 33101 Tampere (FI)	(72) Inventor: LIIMATAINEN, Jari, Ilmari FI-33300 Tampere (FI) (74) Representative: Langenskiöld, Tord Karl Walter  Oy Jalo Ant-Wuorinen Ab, Iso-Roobertinkatu 4-6 A 00120 Helsinki 00120 Helsinki (FI)