Wellbore caliper with maximum diameter seeking feature
US8925213B2 · kind B2 · utility
46Cited by
8References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 29, 2012 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | Dec 22, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A wellbore caliper includes an actuator housing pivotally connected at one end to a well logging instrument housing and an actuator disposed in the housing and operable to extend and retract laterally extensible measuring arms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.