(19)

(11)

EP 2 911 537 A2

(12)

(88) Date of publication A3: 10.07.2014 (43) Date of publication: 02.09.2015 Bulletin 2015/36 (21) Application number: 13821948.0 (22) Date of filing: 21.10.2013

(51) International Patent Classification (IPC):  A24C 5/60(2006.01) A24C 5/32(2006.01) A24D 3/04(2006.01) (86) International application number: PCT/IB2013/059513 (87) International publication number: WO 2014/064601 (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: 26.10.2012 IT BO20120584 (71) Applicant: G.D S.p.A. 40133 Bologna (IT)	(72) Inventors: GAMBERINI, Giuliano I-40014 Crevalcore (Bologna) (IT) PASTORE, Fulvio I-40011 Anzola Emilia (Bologna) (IT) SARTONI, Massimo I-40139 Bologna (IT) (74) Representative: Bianciardi, Ezio  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)