Expandable well screen with a stable base

Details Expandable well screen with a stable base Expandable well screen with a stable base

2006-12-21

2008-08-05

Dang, Hoang (Department: 3672)

Wells

Processes

Placing or shifting well part

C166S227000, C166S207000, C166S382000

Reexamination Certificate

active

07407013

ABSTRACT:
An expandable well screen system includes a screen assembly having a base pipe, a strut, and a screen expandable from a retracted position to an expanded position in the wellbore; and an insert guide disposed in the base pipe when the screen is in the expanded position, wherein the base pipe maintains substantially the same geometric dimensions when the screen is in the retracted position and the expanded position.

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