(19)

(11)

EP 3 052 285 A1

(12)

(43) Date of publication: 10.08.2016 Bulletin 2016/32 (21) Application number: 14772091.6 (22) Date of filing: 15.09.2014

(51) International Patent Classification (IPC):  B28D 1/00(2006.01) B23D 57/00(2006.01) B28D 1/08(2006.01) (86) International application number: PCT/EP2014/069579 (87) International publication number: WO 2015/043990 (02.04.2015 Gazette 2015/13)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 30.09.2013 EP 13186714 (71) Applicant: NV Bekaert SA 8550 Zwevegem (BE)	(72) Inventors: JANSSENS, Peter B-9930 Zomergem (BE) VAN VOOREN, Wim B-8790 Waregem (BE) (74) Representative: Seynhaeve, Geert Filiep  NV Bekaert SA D.I.E. Bekaertstraat 2 8550 Zwevegem 8550 Zwevegem (BE)