Perforation logging tool and method
US7784339B2 · kind B2 · utility
23Cited by
21References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2005 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Jun 5, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/11
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention provides an apparatus an methods for detecting the behavior of perforations in a wellbore casing, the apparatus including a sensor array movable within the internal diameter of the casing, the sensor array having one or more sensors located proximate the internal surface of the casing with the sensors being located or oriented such that properties of flow from a proximate perforation can be distinguished from properties of a main flow through the wellbore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.