Downhole measurement of formation characteristics while drilling
US8714246B2 · kind B2 · utility
45Cited by
26References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2009 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Mar 7, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B49/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Methods and apparatus for acquiring mud gas logging data, comparing the mud gas logging data to second data associated with a sidewall fluid sample measurement, and adjusting calibration data associated with a mud gas logging tool based on the comparison of the mud gas logging data and the second data associated with the sidewall fluid sample measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.