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EP 2 956 559 A1

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(43) Date of publication: 23.12.2015 Bulletin 2015/52 (21) Application number: 14709565.7 (22) Date of filing: 12.02.2014

(51) International Patent Classification (IPC):  C21C 5/50(2006.01) C21C 5/46(2006.01) (86) International application number: PCT/EP2014/052721 (87) International publication number: WO 2014/124963 (21.08.2014 Gazette 2014/34)

(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: 12.02.2013 IT MI20130199 (71) Applicant: Danieli & C. Officine Meccaniche, S.p.A. 33042 Buttrio (IT)	(72) Inventors: STAUDINGER, Günther A-4810 Gmunden (AT) ILLECKER, Peter A-4502 St. Marien (AT) (74) Representative: Cinquantini, Bruno et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)