(19)

(11)

EP 1 789 594 A1

(12)

(43) Date of publication: 30.05.2007 Bulletin 2007/22 (21) Application number: 05771206.9 (22) Date of filing: 19.08.2005

(51) International Patent Classification (IPC):  C12R 1/01(2006.01) B09C 1/10(2006.01) C02F 3/34(2006.01) C12P 7/40(2006.01) (86) International application number: PCT/DK2005/000531 (87) International publication number: WO 2006/018025 (23.02.2006 Gazette 2006/08)

(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: 20.08.2004 DK 200401257 (71) Applicant: Danmarks og Grønlands Geologiske Undersøgelse 1350 Copenhagen K (DK)	(72) Inventors: AAMAND, Jens DK-2100 Copenhagen Ø (DK) HOLTZE, Maria, Sommer DK-4300 Holbæk (DK) SIMONSEN, Allan DK-1762 Copenhagen V (DK) (74) Representative: Plougmann & Vingtoft A/S  Sundkrogsgade 9, P.O. Box 831 2100 Copenhagen Ø 2100 Copenhagen Ø (DK)