(19)

(11)

EP 1 638 426 A2

(12)

(88) Date of publication A3: 27.01.2005 (43) Date of publication: 29.03.2006 Bulletin 2006/13 (21) Application number: 04735937.7 (22) Date of filing: 03.06.2004

(51) International Patent Classification (IPC):  A44C 5/20(1968.09) (86) International application number: PCT/IB2004/001809 (87) International publication number: WO 2004/107903 (16.12.2004 Gazette 2004/51)

(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: 05.06.2003 IT PI20030042 (71) Applicant: Steel Company International S.R.L. I-50051 Castelfiorentino (IT)	(72) Inventor: PUCCI, Maurizio I-50051 Castelfiorentino (IT) (74) Representative: Gritschneder, Martin et al Poschingerstrasse 6 81628 München 81628 München (DE)