(19)

(11)

EP 2 800 934 A1

(12)

(43) Date of publication: 12.11.2014 Bulletin 2014/46 (21) Application number: 12818603.8 (22) Date of filing: 12.12.2012

(51) International Patent Classification (IPC):  F24D 11/02(2006.01) F24D 17/02(2006.01) (86) International application number: PCT/IB2012/057220 (87) International publication number: WO 2013/088357 (20.06.2013 Gazette 2013/25)

(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 (30) Priority: 12.12.2011 IT TO20111133 (71) Applicant: STP S.r.L. 10121 Torino (IT)	(72) Inventor: PELLEGRINI, Gianfranco I-10137 Torino (IT) (74) Representative: De Bortoli, Tiziano et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria, 9 20122 Milan 20122 Milan (IT)