Invention Grant
- Patent Title: Small core generation and analysis at-bit as LWD tool
- Patent Title (中): 小核心生成和分析作为LWD工具
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Application No.: US13096452Application Date: 2011-04-28
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Publication No.: US08739899B2Publication Date: 2014-06-03
- Inventor: Sunil Kumar
- Applicant: Sunil Kumar
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Mossman, Kumar & Tyler, PC
- Main IPC: E21B10/08
- IPC: E21B10/08 ; E21B49/00

Abstract:
The present disclosure is related to an apparatus for taking a sample in a wellbore during drilling operations. The apparatus may include a drill bit configured to form a core and at least one retractable cutter internal to the drill bit for taking the sample from the core. The apparatus may also include equipment for analyzing the sample, extracting fluid from the sample, testing fluid from the sample, encapsulating the sample, and/or tagging the sample. The present disclosure is also related to a method for taking a core sample without interrupting drilling operations. The method includes taking a core sample using a drill bit configured to take a core sample using internal cutters. The method may also include analyzing the sample, extracting fluid from the sample, analyzing fluid from the sample, encapsulating the sample, and/or tagging the sample.
Public/Granted literature
- US20120012392A1 Small Core Generation and Analysis At-Bit as LWD Tool Public/Granted day:2012-01-19
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