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EP 3 177 746 A1

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(43) Date of publication: 14.06.2017 Bulletin 2017/24 (21) Application number: 15756852.8 (22) Date of filing: 10.08.2015

(51) International Patent Classification (IPC):  C21D 9/00(2006.01) F27B 9/36(2006.01) F27D 99/00(2010.01) F27B 9/28(2006.01) F27D 3/02(2006.01) (86) International application number: PCT/EP2015/068367 (87) International publication number: WO 2016/020546 (11.02.2016 Gazette 2016/06)

(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 (30) Priority: 08.08.2014 IT MI20141476 27.02.2015 IT MI20150047 U (71) Applicant: I.C.M.I. S.r.l. 24034 Cisano Bergamasco (BG) (IT)	(72) Inventor: BARACHETTI, Mario I-24030 Brembate Sopra (BG) (IT) (74) Representative: Giavarini, Francesco et al Zanoli & Giavarini S.p.A. Via Melchiorre Gioia, 64 20125 Milano 20125 Milano (IT)