Logging system and method for in-situ fluids sensing through optical fiber with attenuation compensation
US7675030B2 · kind B2 · utility
3Cited by
3References
19Claims
0Family size
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Key dates
| Filing date | Sep 13, 2007 |
| Grant date | Mar 9, 2010 |
| Priority date | — |
| Expiry date | Sep 13, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2201/06113
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for optically sampling characteristics of subsurface fluids within a wellhole using continuous, non-pulsed light transmitted downhole in optical fibers for both sampling and reference light channels for accurate attenuation compensation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.