| 发明名称 |
RUGGEDIZED NEUTRON SHIELDS |
| 摘要 |
A shield for a well logging instrument includes an outer layer including a reinforcing fiber disposed in a matrix and an inner layer including a thermal neutron absorbing material disposed in a matrix. The thermal neutron absorbing material is selected to emit capture gamma rays having energy outside a selected energy range. |
| 申请公布号 |
WO2009023437(A4) |
申请公布日期 |
2009.08.27 |
| 申请号 |
WO2008US71552 |
申请日期 |
2008.07.30 |
| 申请人 |
SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;SERVICES PETROLIERS SCHULUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;GIBSON, JOSHUA, WAYNE |
发明人 |
GIBSON, JOSHUA, WAYNE |
| 分类号 |
G01T3/00;G01V5/04 |
主分类号 |
G01T3/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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