Downhole sampling
US8904857B2 · kind B2 · utility
5Cited by
26References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2011 |
| Grant date | Dec 9, 2014 |
| Priority date | — |
| Expiry date | Feb 4, 2033 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B49/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A reservoir sampling apparatus comprising at least one probe adapted to provide a fluid flow path between a formation and the inner of the apparatus with a heating projector adapted to project heat into the formation surrounding the probe and a controller to maintain the temperature in the formation below a threshold value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.