Method for determining shale bed boundaries and gamma ray activity with gamma ray instrument
US7649169B2 · kind B2 · utility
2Cited by
19References
19Claims
0Family size
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Key dates
| Filing date | Mar 21, 2005 |
| Grant date | Jan 19, 2010 |
| Priority date | — |
| Expiry date | Oct 18, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V5/06
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Resolution of thin beds made by a natural gamma ray logging tool is improved using a relation between the width of the response and the bed thickness. The peak gamma ray of the bed is determined using another relation between the measured gamma ray response and the bed thickness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.