发明名称 |
NUCLEAR MAGNETIC RESONANCE (NMR) INTERECHO INTERVAL CONTROL METHODS AND SYSTEMS |
摘要 |
A nuclear magnetic resonance (NMR) logging tool includes a pulsed magnetic field source which provides an NMR logging pulse sequence having a reduced interecho interval (TE). A controller in communication with the pulsed magnetic field source provides a pulse sequence designed to substantially align an echo peak with a measurement deadtime boundary, yielding a partial spin echo data recovery which is at least partially compensated by a substantially higher measurement density. |
申请公布号 |
EP2976653(A4) |
申请公布日期 |
2017.02.08 |
申请号 |
EP20130882473 |
申请日期 |
2013.04.19 |
申请人 |
Halliburton Energy Services, Inc. |
发明人 |
CHEN, Songhua |
分类号 |
G01R33/44;G01R33/561;G01V3/32 |
主分类号 |
G01R33/44 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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