Method for signal enhancement in azimuthal propagation resistivity while drilling
US7375530B2 · kind B2 · utility
13Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2005 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Dec 9, 2025 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/022
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Cross-component measurements made at a plurality of toolface angles are processed to remove bias. The amplitude of the resulting sinusoid is used to estimate a distance to an interface in an earth formation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.