(19)

(11)

EP 2 352 593 A2

(12)

(88) Date of publication A3: 15.07.2010 (43) Date of publication: 10.08.2011 Bulletin 2011/32 (21) Application number: 09768558.0 (22) Date of filing: 13.10.2009

(51) International Patent Classification (IPC):  B02C 18/14(2006.01) B02C 23/16(2006.01) B02C 18/18(2006.01) (86) International application number: PCT/IT2009/000463 (87) International publication number: WO 2010/044120 (22.04.2010 Gazette 2010/16)

(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 SM TR (30) Priority: 14.10.2008 IT RI20080009 (71) Applicant: Bartolini, Mario 02047 Poggio Mirteto Scalo - Rieti (IT)	(72) Inventor: Bartolini, Mario 02047 Poggio Mirteto Scalo - Rieti (IT) (74) Representative: Marcio', Paola et al Ing. Mari & C. SRL Via Garibotti, 3 26100 Cremona 26100 Cremona (IT)