Deformable well screen
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 11, 2000
Issued Date -
N/A
app pub date -
Jan 19, 1999
filing date -
Nov 8, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A deformable well screen for preventing migration of solid particles into a hydrocarbon production well is disclosed, the screen including at least one substantially tubular filter layer of which the sieve opening size remains fairly constant during or after expansion and/or other deformation of the screen. Optionally the screen also includes a series of circumferentially scaled filter segments that are arranged around an expandable slotted tube, an expandable slotted tube of which the slots are filled with resin coated granules, an expandable slotted tube with micro-slots, an assembly of woven metal wire screens that are sintered together and/or a synthetic geotextile fabric.
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