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(11)

EP 1 865 994 A1

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(43) Date of publication: 19.12.2007 Bulletin 2007/51 (21) Application number: 06707636.4 (22) Date of filing: 23.03.2006

(51) International Patent Classification (IPC):  A61L 2/07(2006.01) A61L 2/02(2006.01) (86) International application number: PCT/EP2006/002682 (87) International publication number: WO 2006/105872 (12.10.2006 Gazette 2006/41)

(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 (30) Priority: 02.04.2005 EP 05007251 (71) Applicant: Linde Aktiengesellschaft 80807 München (DE)	(72) Inventors: EKEBLAD, Per, Olof S-18492 Akersberga (SE) JOHANSSON, Sven-Ake S-12541 Alvsjo (SE) NORDSTRÖM, Marika S-16971 Solna (SE) (74) Representative: Kasseckert, Rainer et al Linde AG Patente und Marken Dr.-Carl-von-Linde-Straße 6-14 82049 Pullach 82049 Pullach (DE)