Global Patent Index - EP 1626159 B1

EP 1626159 B1 20080220 - Apparatus and methods for forming a lateral wellbore

Title (en)

Apparatus and methods for forming a lateral wellbore

Title (de)

Vorrichtung und Verfahren zur Herstellung einer Lateralbohrung

Title (fr)

Dispositif et méthodes pour former un puits latéral

Publication

EP 1626159 B1 20080220 (EN)

Application

EP 05270058 A 20010504

Priority

  • EP 01928064 A 20010504
  • US 20233500 P 20000505

Abstract (en)

[origin: EP1626159A2] The present invention relates to methods and apparatus for expanding tubulars in a wellbore. In one aspect of the invention, an expansion tool (102) with hydraulically actuated, radially expandable members (116) is disposed on a string of coil tubing. In another aspect of the invention the apparatus is utilized to expand a tubular lining a lateral wellbore into contact with a window of a larger tubular lining a central wellbore.

IPC 8 full level

E21B 43/10 (2006.01); E21B 7/06 (2006.01); E21B 7/20 (2006.01); E21B 29/06 (2006.01); E21B 41/00 (2006.01)

CPC (source: EP)

E21B 7/06 (2013.01); E21B 7/208 (2013.01); E21B 29/06 (2013.01); E21B 41/0035 (2013.01); E21B 43/105 (2013.01)

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

EP 1626159 A2 20060215; EP 1626159 A3 20060705; EP 1626159 B1 20080220

DOCDB simple family (application)

EP 05270058 A 20010504