Method of detecting carbon dioxide in a downhole environment
US6465775B2 · kind B2 · utility
29Cited by
10References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2000 |
| Grant date | Oct 15, 2002 |
| Priority date | — |
| Expiry date | Jan 19, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V8/02
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Methods of detecting carbon dioxide in downhole environments are provided. Near-infrared light is transmitted through a gas downhole. Indications of near-infrared absorptions are detected from the gas and used to determine the presence of carbon dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.