Automated sidewall coring
US9217328B2 · kind B2 · utility
3Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2010 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Oct 5, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B44/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Methods and apparatus for positioning a downhole tool in a wellbore extending into a subterranean formation, commencing coring operations by rotating a coring bit of the downhole tool and extending the rotating coring bit into a sidewall of the wellbore, sensing a parameter associated with the coring operations, and adjusting the coring operations based on the sensed parameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.