Fiber optic differential pressure sensor
US7458273B2 · kind B2 · utility
24Cited by
33References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2006 |
| Grant date | Dec 2, 2008 |
| Priority date | — |
| Expiry date | Nov 9, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L9/0039
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A fiber optic differential pressure sensor. In a described embodiment, a differential pressure sensor system for use in a subterranean well includes a fluid property sensing housing having a flow passage formed therethrough. A differential pressure sensor has an optical fiber extending in a wall having a first side and a second side, each of the first and second sides being exposed to pressure in the flow passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.