Screen apparatus and method
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United States of America Patent
Stats
-
Jun 23, 2009
Grant Date -
Apr 17, 2008
app pub date -
Nov 30, 2007
filing date -
Mar 28, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A screen apparatus for use in a well bore. The apparatus comprises a latch; a first tubular disposed within the latch, the first tubular having an internal retrieving profile; a screen extending from the first tubular, and wherein the screen contains a first portion with a first outer diameter, and a second portion that extends to a second outer diameter, and wherein the first outer diameter is larger that than the second outer diameter. The apparatus further comprises a diverter device operatively attached to an inner portion of the first tubular, and wherein the diverter device contains a passage to divert the fluid to an outer portion of the screen. In one preferred embodiment, the screen comprises a series of longitudinal slots of progressively smaller length. Also, the screen may contain a stepped outer diameter portion and inner diameter portion. A method of cleaning debris is also included.
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