(19)

(11)

EP 2 513 414 A1

(12)

(43) Date of publication: 24.10.2012 Bulletin 2012/43 (21) Application number: 10837944.7 (22) Date of filing: 14.12.2010

(51) International Patent Classification (IPC):  E21B 29/00(2006.01) E21B 43/114(2006.01) E21B 29/06(2006.01) E21B 33/14(2006.01) (86) International application number: PCT/NO2010/000459 (87) International publication number: WO 2011/074981 (23.06.2011 Gazette 2011/25)

(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 RS SE SI SK SM TR (30) Priority: 17.12.2009 NO 20093545 (71) Applicant: Norse Cutting & Abandonment AS 4056 Tananger (NO)	(72) Inventors: SØLVERSEN, Svein, H. N-4120 Tau (NO) LUND, Per N-4152 Vestre Åmøy (NO) (74) Representative: Håmsø Patentbyrå ANS  Postboks 171 4302 Sandnes 4302 Sandnes (NO)