Methods and apparatus for anchoring and expanding tubular members

A method for expanding a tubular member in a wellbore includes applying a downward force to an expansion cone through a work string to anchor the tubular member in the wellbore and pulling upwards on the expansion cone with the work string to expand the tubular member. The expansion cone is disposed...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Holland, Mark, Noel, Gregory Marshall, Zwald, Jr, Edwin Arnold
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for expanding a tubular member in a wellbore includes applying a downward force to an expansion cone through a work string to anchor the tubular member in the wellbore and pulling upwards on the expansion cone with the work string to expand the tubular member. The expansion cone is disposed in a launcher portion connected to the tubular member being expanded.