(19)

(11)

EP 2 440 348 A1

(12)

(43) Date of publication: 18.04.2012 Bulletin 2012/16 (21) Application number: 10724503.7 (22) Date of filing: 09.06.2010

(51) International Patent Classification (IPC):  B22D 29/00(2006.01) (86) International application number: PCT/EP2010/058094 (87) International publication number: WO 2010/142730 (16.12.2010 Gazette 2010/50)

(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 SE SI SK SM TR (30) Priority: 09.06.2009 IT TO20090437 (71) Applicant: Artimpianti S.n.c. Di Genre Walter E Botta Alberto Costigliole Saluzzo (IT)	(72) Inventor: TORASSO, Mauro I-12040 Sommariva Perno (IT) (74) Representative: Jorio, Paolo  Studio Torta S.p.A. Via Viotti, 9 10121 Torino 10121 Torino (IT)