(19)

(11)

EP 3 291 931 A1

(12)

(43) Date of publication: 14.03.2018 Bulletin 2018/11 (21) Application number: 16730484.9 (22) Date of filing: 04.05.2016

(51) International Patent Classification (IPC):  B22D 11/04(2006.01) B22D 11/057(2006.01) B22D 11/055(2006.01) B22D 11/041(2006.01) (86) International application number: PCT/IB2016/052536 (87) International publication number: WO 2016/178153 (10.11.2016 Gazette 2016/45)

(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 Designated Validation States: MA MD (30) Priority: 05.05.2015 IT UB20150498 (71) Applicant: Danieli & C. Officine Meccaniche, S.p.A. 33042 Buttrio (IT)	(72) Inventor: POLONI, Alfredo 34070 Fogliano Redipuglia (IT) (74) Representative: Celona, Antonio et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)