Invention Grant
US08794350B2 Method for detecting formation pore pressure by detecting pumps-off gas downhole
有权
通过检测井下排出气体来检测地层孔隙压力的方法
- Patent Title: Method for detecting formation pore pressure by detecting pumps-off gas downhole
- Patent Title (中): 通过检测井下排出气体来检测地层孔隙压力的方法
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Application No.: US12004175Application Date: 2007-12-19
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Publication No.: US08794350B2Publication Date: 2014-08-05
- Inventor: Mark William Alberty
- Applicant: Mark William Alberty
- Applicant Address: US TX Houston
- Assignee: BP Corporation North America Inc.
- Current Assignee: BP Corporation North America Inc.
- Current Assignee Address: US TX Houston
- Agent Barbara Fisher
- Main IPC: E21B47/00
- IPC: E21B47/00
Abstract:
A method for the detection of gas invading a wellbore during drilling by the influx of fluids which contain gas from the formations penetrated by a wellbore.
Public/Granted literature
- US20090159337A1 Method for detecting formation pore pressure by detecting pumps-off gas downhole Public/Granted day:2009-06-25
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