(19)

(11)

EP 2 041 505 A2

(12)

(88) Date of publication A3: 15.01.2009 (43) Date of publication: 01.04.2009 Bulletin 2009/14 (21) Application number: 07766280.7 (22) Date of filing: 18.07.2007

(51) International Patent Classification (IPC):  F25J 1/02(2006.01) F17C 9/04(2006.01) B63B 25/16(2006.01) F17C 1/00(2006.01) F25J 3/04(2006.01) E21B 43/16(2006.01) (86) International application number: PCT/GB2007/002712 (87) International publication number: WO 2008/009930 (24.01.2008 Gazette 2008/04)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 18.07.2006 GB 0614250 (71) Applicant: NTNU Technology Transfer AS 7491 Trondheim (NO)	(72) Inventor: AUDUN, Aspelund 7491 Trondheim (NO) (74) Representative: Taylor, Adam David  Frank B. Dehn & Co. St. Bride's House 10 Salisbury Square London EC4Y 8JD 10 Salisbury Square London EC4Y 8JD (GB)