Invention Grant
US08387700B2 Wellbore debris cleanout assembly and method to remove debris from a debris catcher
有权
井眼碎片清理组件和从碎片捕集器中清除碎屑的方法
- Patent Title: Wellbore debris cleanout assembly and method to remove debris from a debris catcher
- Patent Title (中): 井眼碎片清理组件和从碎片捕集器中清除碎屑的方法
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Application No.: US12789914Application Date: 2010-05-28
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Publication No.: US08387700B2Publication Date: 2013-03-05
- Inventor: Gregory L. Hern
- Applicant: Gregory L. Hern
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agent Shawn Hunter
- Main IPC: E21B37/08
- IPC: E21B37/08 ; E21B31/08

Abstract:
A cleanout assembly for removal of debris from a debris chamber in a wellbore cleaning tool. The cleanout assembly includes a mandrel, a boot radially surrounding the mandrel and a debris chamber defined radially between the mandrel and the boot. The boot has one or more windows therein to permit debris to be cleaned out of the debris chamber. A cover is disposed within the debris chamber and is movable within the debris chamber between a first position, wherein the one or more windows are blocked by the cover, and a second position, wherein the one or more windows are not blocked by the cover
Public/Granted literature
- US20110290334A1 Wellbore Debris Cleanout Assembly and Method to Remove Debris from a Debris Catcher Public/Granted day:2011-12-01
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