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(11)

EP 1 841 323 A1

(12)

(43) Date of publication: 10.10.2007 Bulletin 2007/41 (21) Application number: 05825318.8 (22) Date of filing: 22.12.2005

(51) International Patent Classification (IPC):  A23B 4/03(2006.01) F26B 7/00(2006.01) (86) International application number: PCT/NO2005/000473 (87) International publication number: WO 2006/068499 (29.06.2006 Gazette 2006/26)

(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: 23.12.2004 NO 20045609 (71) Applicant: NTNU Technology Transfer AS 7491 Trondheim (NO)

(72) Inventors: STRÖMMEN, Ingvald N-7054 RANHEIM (NO) SPANGELO,Anett Grande N-5537 Haugesund (NO) EIKEVIK, Trygve M. N-7562 HUNDHAMAREN (NO) CLAUSSEN, Ingrid Camilla N-7058 Trondheim (NO) JONASSEN, Ola N-7036 Trondheim (NO) MAGNUSSEN, Ola M. N-7033 Trondheim (NO) GULLSVAAG, Per Egil N-7091 TILLER (NO) ALVES-FILHO, Odilio N-7031 Trondheim (NO) (74) Representative: Hatt, Anna Louise et al Beck Greener Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)