(19)

(11)

EP 1 844 172 A1

(12)

(43) Date of publication: 17.10.2007 Bulletin 2007/42 (21) Application number: 06701553.7 (22) Date of filing: 20.01.2006

(51) International Patent Classification (IPC):  C22C 33/02(2006.01) C22C 38/16(2006.01) B22F 1/00(2006.01) C22C 38/08(2006.01) (86) International application number: PCT/SE2006/000080 (87) International publication number: WO 2006/083206 (10.08.2006 Gazette 2006/32)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 04.02.2005 SE 0500261 (71) Applicant: HÖGANÄS AB 263 83 Höganäs (SE)	(72) Inventor: LARSSON, Mats S-262 35 Ängelholm (SE) (74) Representative: Schwarze, Holm et al Zacco Denmark A/S Hans Bekkevolds Allé 7 2900 Hellerup 2900 Hellerup (DK)