(19)

(11)

EP 2 911 847 A1

(12)

(43) Date of publication: 02.09.2015 Bulletin 2015/36 (21) Application number: 13820895.4 (22) Date of filing: 24.10.2013

(51) International Patent Classification (IPC):  B28B 23/00(2006.01) C04B 28/02(2006.01) B44C 1/18(2006.01) (86) International application number: PCT/IB2013/059610 (87) International publication number: WO 2014/064635 (01.05.2014 Gazette 2014/18)

(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: 25.10.2012 IT MI20121818 (71) Applicant: ITALCEMENTI S.p.A. 24121 Bergamo (IT)	(72) Inventors: ALFANI, Roberta I-24128 Bergamo (IT) MANGANELLI, Giuseppe I-24125 Bergamo (IT) RAMPINELLI, Flavio I-24059 Urgnano (IT) DE LONGIS, Michele I-22070 Guanzate (IT) (74) Representative: Appoloni, Romano et al Notarbartolo & Gervasi S.P.A. Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)