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(11)

EP 3 329 199 A1

(12)

(43) Date of publication: 06.06.2018 Bulletin 2018/23 (21) Application number: 15772008.7 (22) Date of filing: 30.07.2015

(51) International Patent Classification (IPC):  F26B 15/18(2006.01) F26B 25/06(2006.01) (86) International application number: PCT/IB2015/055787 (87) International publication number: WO 2017/017502 (02.02.2017 Gazette 2017/05)

(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 (71) Applicant: Siti - B&T Group S.p.A. 41043 Formigine (Modena) (IT)	(72) Inventor: CANTARELLI, Lanfranco I-41043 Formigine (Modena) (IT) (74) Representative: Feltrinelli, Secondo Andrea  APTA S.r.l. Patent Department Via Ca' di Cozzi, 41 37124 Verona 37124 Verona (IT)