(19)

(11)

EP 2 406 434 A1

(12)

(43) Date of publication: 18.01.2012 Bulletin 2012/03 (21) Application number: 10751060.4 (22) Date of filing: 17.02.2010

(51) International Patent Classification (IPC):  E01F 9/011(2006.01) E04C 3/09(2006.01) E04C 3/08(2006.01) E04C 3/40(2006.01) (86) International application number: PCT/NO2010/000059 (87) International publication number: WO 2010/104397 (16.09.2010 Gazette 2010/37)

(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 Designated Extension States: AL BA RS (30) Priority: 09.03.2009 WO PCT/NO2009/000084 (71) Applicant: Juralco AS 1309 Rud (NO)	(72) Inventors: HEGLUND, Kim N-1397 Nesøya (NO) TØNDEVOLD, Tore N-0588 Oslo (NO) (74) Representative: Acapo AS  P.O. Box 1880 Nordnes 5817 Bergen 5817 Bergen (NO)