EP 2499329 A4 20160803 - METHOD AND DEVICE FOR CLOSING A WELL IN THE GROUND
Title (en)
METHOD AND DEVICE FOR CLOSING A WELL IN THE GROUND
Title (de)
VERFAHREN UND VORRICHTUNG ZUR SCHLIESSUNG EINES BOHRLOCHS IM ERDBODEN
Title (fr)
PROCÉDÉ ET DISPOSITIF DE FERMETURE D'UN PUITS DANS LE SOL
Publication
Application
Priority
- NO 20093308 A 20091110
- NO 2010000404 W 20101108
Abstract (en)
[origin: WO2011059338A1] A method and device for closing a well (1) in a formation (2) in the ground in which casing (4, 6, 8) is arranged, the method including: - moving a cutting tool (20) down into the well (1); - removing a longitudinal portion (46) of the casing (4, 6, 8) by cutting the longitudinal portion (46) into pipe wall pieces (44); - removing the cutting tool (20); and - setting a plug (48) against the formation (2) in the longitudinal portion (46) from which the casing (4, 6, 8) has been removed.
IPC 8 full level
E21B 29/00 (2006.01); E21B 29/06 (2006.01); E21B 33/134 (2006.01); E21B 43/114 (2006.01)
CPC (source: EP US)
E21B 29/002 (2013.01 - EP US); E21B 29/06 (2013.01 - EP US); E21B 33/134 (2013.01 - EP US); E21B 43/114 (2013.01 - EP US)
Citation (search report)
- [XI] US 5667010 A 19970916 - BOYD JOHN WESLEY [CA], et al
- See references of WO 2011059338A1
Designated contracting state (EPC)
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
DOCDB simple family (publication)
WO 2011059338 A1 20110519; AU 2010318780 A1 20120531; BR 112012011112 A2 20160705; EP 2499329 A1 20120919; EP 2499329 A4 20160803; NO 20093308 A1 20110511; NO 332901 B1 20130128; US 2012305251 A1 20121206
DOCDB simple family (application)
NO 2010000404 W 20101108; AU 2010318780 A 20101108; BR 112012011112 A 20101108; EP 10830246 A 20101108; NO 20093308 A 20091110; US 201013508917 A 20101108