(19)

(11)

EP 2 443 342 A1

(12)

(43) Date of publication: 25.04.2012 Bulletin 2012/17 (21) Application number: 10789786.0 (22) Date of filing: 16.06.2010

(51) International Patent Classification (IPC):  F03D 11/04(2006.01) (86) International application number: PCT/NO2010/000233 (87) International publication number: WO 2010/147481 (23.12.2010 Gazette 2010/51)

(84) Designated Contracting States: AL 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: 16.06.2009 NO 20092311 (71) Applicant: Dr. Tech. Olav Olsen AS 1325 Lysaker (NO)	(72) Inventor: SVEEN, Dagfinn N-0587 Oslo (NO) (74) Representative: Olsen, Svein Arne  Bryn Aarflot AS P.O. Box 449 Sentrum 0104 Oslo 0104 Oslo (NO)