| 发明名称 |
Downhole spectral analysis tool comprising an inorganic replica grating |
| 摘要 |
Spectral analysis system for downhole applications is provided utilizing an inorganic replica- type grating (72) that is configured to operate as a diffractive element that provides broad spectral coverage in high temperature downhole environments. |
| 申请公布号 |
GB2448272(A) |
申请公布日期 |
2008.10.08 |
| 申请号 |
GB20080013620 |
申请日期 |
2007.01.24 |
| 申请人 |
SCHLUMBERGER HOLDINGS LIMITED |
发明人 |
STEPHANE VANNUFFELEN;KENTARO INDO;TORU TERABAYASHI;TSUTOMU YAMATE |
| 分类号 |
G01J3/18 |
主分类号 |
G01J3/18 |
| 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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