Externally mounted band antennae requiring minimal metal cutting on drillstring for reduction of mechanical stresses
US8212567B2 · kind B2 · utility
6Cited by
12References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2008 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Jun 1, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49016
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An instrument disposed into a drill string for imaging an earth formation includes: at least one band antenna disposed over an intermediate layer disposed into a groove in an outer surface of the drill string. A method of fabrication is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.