Power systems for wireline well service using wired pipe string
US8544534B2 · kind B2 · utility
3Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2010 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Jan 5, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B41/0085
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A wellbore instrument system includes a pipe string extending from earth's surface to a selected depth in a wellbore. The pipe string includes at least one of an electrical conductor and an optical fiber signal channel. A power sub including an electric power source is coupled proximate a lower end of the pipe string. At least one electrically powered wireline configurable wellbore instrument is coupled to the power source in the sub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.