发明授权
- 专利标题: Measurement of formation gas saturation in cased wellbores using pulsed neutron instrumentation
- 专利标题(中): 使用脉冲中子仪器测量套管井筒中地层气饱和度
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申请号: US11189388申请日: 2005-07-26
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公开(公告)号: US07365308B2公开(公告)日: 2008-04-29
- 发明人: Darryl E. Trcka , Steve Riley , Pingjun Guo
- 申请人: Darryl E. Trcka , Steve Riley , Pingjun Guo
- 申请人地址: US TX Houston
- 专利权人: Baker Hughes Incorporated
- 当前专利权人: Baker Hughes Incorporated
- 当前专利权人地址: US TX Houston
- 代理机构: Madan, Mossman & Sriram, P.C.
- 主分类号: G01V5/08
- IPC分类号: G01V5/08 ; G01V5/10
摘要:
A pulsed neutron tool with three or more detectors is used for making measurements inside casing. The measurements may be used to determine gas saturation at a constant gas pressure, pressure at constant gas saturation, or to determine both gas saturation and gas pressure.
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