Expandable well screen

Details Expandable well screen Expandable well screen

E - Fixed Constructions

21

B

E21B 43/08 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2346441

An expandable well screen provides increased collapse, torsional and tensile strength. In a described embodiment, an expandable well screen includes a generally tubular base pipe and an external filtering media. The well screen is configured to have sufficient torsional and tensile strength for conveyance and positioning in a wellbore, while also having sufficient strength to prevent collapse when the screen is radially expanded.

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