US2013186646A1PendingUtilityA1

Treatment plug setting tool, setting system and method of avoiding setting a treatment plug while running

41
Assignee: XU YINGQINGPriority: Jan 25, 2012Filed: Jan 25, 2012Published: Jul 25, 2013
Est. expiryJan 25, 2032(~5.5 yrs left)· nominal 20-yr term from priority
Inventors:Yingqing Xu
E21B 23/06E21B 17/06E21B 33/129
41
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Claims

Abstract

A treatment plug setting tool includes, a shank, a collet attached to the shank, and a sleeve attached to the shank that is positioned and configured to provide longitudinally compressive support to fingers of the collet while allowing the fingers to radially deflect.

Claims

exact text as granted — not AI-modified
What is claimed: 
     
         1 . A treatment plug setting tool comprising:
 a shank;   a collet attached to the shank; and   a sleeve attached to the shank being positioned and configured to provide longitudinally compressive support to fingers of the collet while allowing the fingers to radially deflect.   
     
     
         2 . The treatment plug setting tool of  claim 1 , wherein the sleeve includes a perimetrically continuous wall positioned radially of at least a portion of the fingers. 
     
     
         3 . The treatment plug setting tool of  claim 2 , wherein the fingers include radial protrusions that radially overlap the perimetrically continuous wall when the sleeve is providing longitudinally compressive support to the fingers. 
     
     
         4 . The treatment plug setting tool of  claim 3 , wherein the radial protrusions have angled surfaces to bias the fingers radially when urged against an object. 
     
     
         5 . The treatment plug setting tool of  claim 4 , wherein a longitudinal dimension of the perimetrically continuous wall is sized to prevent contact between the angled surfaces and an object. 
     
     
         6 . The treatment plug setting tool of  claim 1 , wherein the fingers are configured to radially deflect inwardly. 
     
     
         7 . A method of preventing actuation of a setting tool while miming the setting tool through a tubular, comprising:
 longitudinally supporting a collar of the setting tool through protruding portions of fingers of a collet and a perimetrically continuous portion of a sleeve attached to a shank; and   preventing actuatingly moving the collar of the setting tool relative to other components of the setting.   
     
     
         8 . A treatment plug and setting system comprising:
 a treatment plug comprising:
 a cone; 
 at least one slip in operable communication with the cone being radially movable in response to longitudinal movement relative to the cone; and 
 a collar configured to prevent longitudinal movement of the at least one slip when the cone is moving relative thereto; and 
 a setting tool comprising: 
 a shank; 
 a collet attached to the shank; and 
 a sleeve attached to the shank being positioned and configured to prevent disconnection of the setting tool from the treatment plug until after a releasable member in operable communication with both the sleeve and the collar has been released. 
   
     
     
         9 . The treatment plug and setting system of  claim 8 , wherein the sleeve transfers loads of the shank to the releasable member. 
     
     
         10 . The treatment plug and setting system of  claim 9 , wherein a perimetrically continuous portion of the sleeve transfers the loads. 
     
     
         11 . The treatment plug and setting system of  claim 8 , wherein protrusions on fingers of the collet engagable with the collar after release of the releasable member cause radial deflection of the fingers. 
     
     
         12 . The treatment plug and setting system of  claim 11 , wherein the protrusions include angled surfaces that are engagable with the collar. 
     
     
         13 . The treatment plug and setting system of  claim 11 , wherein the radial deflection of the fingers is radially inwardly. 
     
     
         14 . The treatment plug and setting system of  claim 11 , wherein the collar has a ramped surface engagable with the protrusions. 
     
     
         15 . The treatment plug and setting system of  claim 8 , wherein the releasable member is a shear ring. 
     
     
         16 . The treatment plug and setting system of  claim 8 , wherein the treatment plug further includes a seal sealingly engagable with a structure comprising:
 a tapered member; and   a seal element radially deformable in response to longitudinal movement of the tapered member relative thereto.   
     
     
         17 . The treatment plug and setting system of  claim 16 , wherein the seal further includes a tubular in operable communication with the tapered member and the seal element the tubular being configured and positioned to radially expand in response to longitudinal movement relative to the tapered member. 
     
     
         18 . The treatment plug and setting system of  claim 17 , wherein the tubular is metallic. 
     
     
         19 . The treatment plug and setting system of  claim 16 , wherein the seal element is polymeric. 
     
     
         20 . The treatment plug and setting system of  claim 8 , wherein the treatment plug further includes a ratcheting mechanism configured to maintain the cone in position relative to the at least one slip after release of the releasable member.

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