(19)

(11)

EP 2 126 479 A1

(12)

(43) Date of publication: 02.12.2009 Bulletin 2009/49 (21) Application number: 07726619.5 (22) Date of filing: 02.03.2007

(51) International Patent Classification (IPC):  F24J 2/04(2006.01) F24J 2/48(2006.01) (86) International application number: PCT/EP2007/052025 (87) International publication number: WO 2008/107015 (12.09.2008 Gazette 2008/37)

(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 MT NL PL PT RO SE SI SK TR (71) Applicant: Swissmetal Holding AG 4143 Dornach (CH)	(72) Inventor: HEUSCHKEL, Martin F-68220 Hégenheim (FR) (74) Representative: Scheuzger, Beat Otto  Bovard AG Patentanwälte VSP Optingenstrasse 16 3000 Bern 25 3000 Bern 25 (CH)