(19)

(11)

EP 3 563 095 A1

(12)

(43) Date of publication: 06.11.2019 Bulletin 2019/45 (21) Application number: 16836207.7 (22) Date of filing: 29.12.2016

(51) International Patent Classification (IPC):  F24H 1/28(2006.01) F23D 14/62(2006.01) (86) International application number: PCT/IB2016/058069 (87) International publication number: WO 2018/122574 (05.07.2018 Gazette 2018/27)

(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 MD (71) Applicant: I.C.I. Caldaie S.p.A. 37059 Zevio (IT)	(72) Inventor: PISANI, Giovanni 37142 Verona (IT) (74) Representative: Modiano, Micaela Nadia  Modiano & Partners Via Meravigli, 16 20123 Milano 20123 Milano (IT)