(19)

(11)

EP 2 069 612 A2

(12)

(88) Date of publication A3: 16.04.2009 (43) Date of publication: 17.06.2009 Bulletin 2009/25 (21) Application number: 07732737.7 (22) Date of filing: 10.05.2007

(51) International Patent Classification (IPC):  F01K 25/10(2006.01) (86) International application number: PCT/GB2007/001709 (87) International publication number: WO 2007/132183 (22.11.2007 Gazette 2007/47)

(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 (30) Priority: 11.05.2006 GB 0609349 (71) Applicant: Rm-energy As 5143 Fyllingsdalen (NO)	(72) Inventor: MIDTTUN, Rune 5251 Fyllingsdalen (NO) (74) Representative: Burrows, Anthony Gregory  Business Centre West Avenue One, Business Park Letchworth Garden City Hertfordshire SG6 2HB Letchworth Garden City Hertfordshire SG6 2HB (GB)