- 专利标题: Contamination prediction of downhole pumpout and sampling
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申请号: US16447808申请日: 2019-06-20
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公开(公告)号: US11021951B2公开(公告)日: 2021-06-01
- 发明人: Peter Ojo Olapade , Bin Dai , Christopher Michael Jones , James Martin Price , Dingding Chen , Anthony Herman Van Zuilekom
- 申请人: Halliburton Energy Services, Inc.
- 申请人地址: US TX Houston
- 专利权人: Halliburton Energy Services, Inc.
- 当前专利权人: Halliburton Energy Services, Inc.
- 当前专利权人地址: US TX Houston
- 代理机构: C.Tumey Law Group PLLC
- 代理商 John Wustenberg
- 主分类号: E21B49/08
- IPC分类号: E21B49/08 ; E21B49/10 ; E21B47/06 ; G01N33/28 ; E21B21/00 ; E21B47/12
摘要:
A method may comprise positioning a downhole fluid sampling tool into a wellbore, performing a pressure test operation within the wellbore, performing a pumpout operation within the wellbore, identifying when a clean fluid sample may be taken by the downhole fluid sampling tool from at least the pressure test operation and the pumpout operation, and acquiring the clean fluid sample from the wellbore. A system may comprise a downhole fluid sampling tool and an information handling machine. The downhole fluid sampling tool may further comprise one or more probes attached to the downhole fluid sampling tool, one or more stabilizers attached to the downhole fluid sampling tool, and a sensor placed in the downhole fluid sampling tool configured to measure drilling fluid filtrate.
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