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DOWNHOLE DEBRIS REMOVAL TOOL AND METHODS OF USING SAME

  • US 20130341027A1
  • Filed: 06/21/2012
  • Published: 12/26/2013
  • Est. Priority Date: 06/21/2012
  • Status: Abandoned Application
First Claim
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1. A downhole tool for capturing debris within a wellbore, the downhole tool comprising:

  • a screen member having a screen upper end, a screen lower end, a screen outer wall surface, a screen inner wall surface defining a screen bore, and at least one screen aperture in fluid communication with the screen inner wall surface and the screen outer wall surface;

    an incoming fluid flow accelerator disposed above the screen member, the incoming fluid flow accelerator comprising an incoming fluid flow accelerator bore through which an incoming fluid flows toward the screen bore, the incoming fluid flow accelerator bore being in fluid communication with the screen bore such that an incoming fluid flowing out of the incoming fluid flow accelerator bore and into the screen bore creates a pressure differential across at least one of the at least one apertures; and

    a shroud disposed around a portion of the screen member, the shroud having an opening disposed toward an upper end of the shroud and a closed lower end to define a cavity.

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