Downhole sensing system using carbon nanotube FET
US8297351B2 · kind B2 · utility
8Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2008 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Aug 30, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/221
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Subterranean sensing devices configured or designed for downhole use to sense a local condition in the well. The sensing devices comprise one or more transistor having at least one carbon nanotube field effect transistor (CNT FET) configured or designed for operation downhole, within a borehole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.