Expandable tubulars for use in a wellbore

Details Expandable tubulars for use in a wellbore Expandable tubulars for use in a wellbore

E - Fixed Constructions

21

B

E21B 34/00 (2006.01) E21B 7/20 (2006.01) E21B 29/00 (2006.01) E21B 47/06 (2006.01)

Patent

CA 2537333

The present invention generally relates to methods and systems for mitigating trouble zones in a wellbore in a preferred pressure condition and completing the wellbore in the preferred pressure condition. In one aspect, a method of reinforcing a wellbore is provided. The method includes locating a valve member within the wellbore for opening and closing the wellbore. The method further includes establishing a preferred pressure condition within the wellbore and closing the valve member. The method also includes locating a tubular string having an expandable portion in the wellbore and opening the valve member. Additionally, the method includes moving the expandable portion through the opened valve member and expanding the expandable portion in the wellbore at a location below the valve member. In another aspect, a method of forming a wellbore is provided. In yet another aspect, a system for drilling a wellbore is provided.

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