| 发明名称 |
Methods and apparatus for monitoring cement sheath degradation related to CO2 exposure |
| 摘要 |
The present invention provides methods, apparatuses and systems for more effectively and efficiently, directly and indirectly monitoring cement degradation related to carbon dioxide exposure by measuring one or more electrical properties related to resistivity of cement behind a casing in a well.
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| 申请公布号 |
EP2309259(A1) |
申请公布日期 |
2011.04.13 |
| 申请号 |
EP20090290776 |
申请日期 |
2009.10.12 |
| 申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED;PRAD RESEARCH AND DEVELOPMENT LIMITED |
发明人 |
BARLET-GOUEDARD, VERONIQUE |
| 分类号 |
G01N33/38;E21B41/00;E21B47/00;G01N27/04 |
主分类号 |
G01N33/38 |
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