Invention Grant
US09580982B2 Coring tools with improved reliability during core jams, and related methods
有权
在核心卡纸期间提高可靠性的取心工具及相关方法
- Patent Title: Coring tools with improved reliability during core jams, and related methods
- Patent Title (中): 在核心卡纸期间提高可靠性的取心工具及相关方法
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Application No.: US14183272Application Date: 2014-02-18
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Publication No.: US09580982B2Publication Date: 2017-02-28
- Inventor: Audun Kvinnesland
- Applicant: Baker Hughes Incorporated
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: TraskBritt
- Main IPC: E21B25/00
- IPC: E21B25/00

Abstract:
An inner barrel assembly for use with a coring tool may include a sleeve located coaxially within an inner barrel in a telescoping manner. The core barrel assembly may also include a cap located above a top end of the sleeve when the inner barrel assembly is in an initial coring position. The cap may include a skirt having a portion extending downwardly from the cap. A coring tool including an inner barrel assembly and methods of forming an inner barrel assembly are also disclosed.
Public/Granted literature
- US20150233201A1 CORING TOOLS WITH IMPROVED RELIABILITY DURING CORE JAMS, AND RELATED METHODS Public/Granted day:2015-08-20
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