Power supply system for downhole network
US8330615B2 · kind B2 · utility
4Cited by
7References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 29, 2007 |
| Grant date | Dec 11, 2012 |
| Priority date | — |
| Expiry date | Sep 9, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J4/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric system for measurement and control in an oil/gas well using transmission of electric signals and supply of electric power. The system is provided with a current loop having an essentially constant current in a current loop and a number of downhole network nodes (1N) which are connected to the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.