Ultrasonic estimating method and apparatus for a cased well
US7617052B2 · kind B2 · utility
6Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2006 |
| Grant date | Nov 10, 2009 |
| Priority date | — |
| Expiry date | Sep 3, 2027 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/006
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An ultrasonic estimating method and apparatus are presented for estimating a mud velocity in a casing including a transducer and adapted to be positioned inside the casing and displaced through the casing at a plurality of azimuth and a plurality of depths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.