(19)

(11)

EP 2 315 735 A1

(12)

(43) Date of publication: 04.05.2011 Bulletin 2011/18 (21) Application number: 09768987.1 (22) Date of filing: 23.06.2009

(51) International Patent Classification (IPC):  C04B 41/00(2006.01) F27D 5/00(2006.01) F27D 1/00(2006.01) (86) International application number: PCT/EP2009/004556 (87) International publication number: WO 2009/156138 (30.12.2009 Gazette 2009/53)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 24.06.2008 IT MC20080123 (71) Applicant: Aldero S.N.C. Di Sciarrini 01034 Fabrica di Roma (IT)	(72) Inventor: SCIARRINI, Sigismondo I-01033 Civita Castellana (IT) (74) Representative: Statti, Francesco  Isea S.R.L. Via G. Carducci, 6 62012 Civitanova Marche 62012 Civitanova Marche (IT)