(19)

(11)

EP 1 874 362 A2

(12)

(88) Date of publication A3: 09.08.2007 (43) Date of publication: 09.01.2008 Bulletin 2008/02 (21) Application number: 06725293.2 (22) Date of filing: 23.03.2006

(51) International Patent Classification (IPC):  A61L 9/20(2006.01) A61L 101/02(2006.01) B01J 21/06(2006.01) (86) International application number: PCT/EP2006/061020 (87) International publication number: WO 2006/100303 (28.09.2006 Gazette 2006/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 23.03.2005 IT MO20050067 (71) Applicants: ECO Armonia S.r.l. 20145 Milano (IT) ARDITI S.p.A. 24012 Brembilla (Bergamo) (IT)	(72) Inventors: GRAVELLI, Luigino I-86170 Isernia (IT) ARDITI, Aldo I-24100 Bergamo (IT) (74) Representative: Crugnola, Pietro  Luppi & Associati S.r.l. Via Camperio, 11 20123 Milano 20123 Milano (IT)