(19)

(11)

EP 2 419 633 A1

(12)

(43) Date of publication: 22.02.2012 Bulletin 2012/08 (21) Application number: 10764704.2 (22) Date of filing: 14.04.2010

(51) International Patent Classification (IPC):  F03D 11/00(2006.01) F03D 3/00(2006.01) F03D 11/04(2006.01) (86) International application number: PCT/NO2010/000134 (87) International publication number: WO 2010/120182 (21.10.2010 Gazette 2010/42)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 16.04.2009 NO 20091473 (71) Applicant: Universitetet I Stavanger 4036 Stavanger (NO)	(72) Inventor: NERGAARD, Arnfinn N-4008 Stavanger (NO) (74) Representative: Håmsø Patentbyrå ANS  Postboks 171 4302 Sandnes 4302 Sandnes (NO)