Well-logging process and device in a non-flowing production well
US5042297A · kind A · utility
45Cited by
1References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 16, 1989 |
| Grant date | Aug 27, 1991 |
| Priority date | — |
| Expiry date | Oct 16, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A well logging process and device for use in a non-flowing production well, wherein the well is activated to trigger production of effluents on both sides of a first measuring arrangement, with at least a part of the effluents coming from upstream of the flow, relative to the measuring arrangement and being handled by the measuring arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.