(19)

(11)

EP 1 337 372 A1

(12)

(43) Date of publication: 27.08.2003 Bulletin 2003/35 (21) Application number: 01941381.4 (22) Date of filing: 13.06.2001

(51) International Patent Classification (IPC)7: B22F 3/087 (86) International application number: PCT/SE0101/342 (87) International publication number: WO 0203/8315 (16.05.2002 Gazette 2002/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.11.2000 SE 0004122 (71) Applicant: HÖGANÄS AB 263 83 Höganäs (SE)	(72) Inventors: JOHANSSON, Björn S-263 33 Höganäs (SE) SKOGLUND, Paul S-263 52 Höganäs (SE) ALLROTH, Sven S-263 91 Höganäs (SE) (74) Representative: Thylén, Eva Matilda  AWAPATENT AB,Berga Allé 1 254 52 Helsingborg 254 52 Helsingborg (SE)