Method for drilling and completing oil wells with small...

Details Method for drilling and completing oil wells with small... Method for drilling and completing oil wells with small...

E - Fixed Constructions

21

B

E21B 33/14 (2006.01)

Patent

CA 2318528

This invention relates to a method for drilling and completing oil wells of small diameter for use in ultradeep water. The method comprises two stages, namely a first stage of drilling the well and running casing (2, 3), and a second stage of drilling and running suspended liners (4, 5, 6).

L'invention concerne un procédé de forage de puits de pétrole de faible diamètre, à utiliser dans les eaux très profondes. Ledit procédé se décompose en deux étapes: la première consistant en une étape de forage du puits et de descente dans celui-ci de tubage de revêtement (2, 3), et la deuxième consistant en une deuxième étape de forage du puits et de descente dans celui-ci de colonnes perdues suspendues (4, 5, 6).

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