Method for communicating with logging tools
US8866632B2 · kind B2 · utility
10Cited by
27References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2012 |
| Grant date | Oct 21, 2014 |
| Priority date | — |
| Expiry date | Jun 28, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/26
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of communication from the surface with to the downhole logging tool string is disclosed. The method includes movement of the drill pipe string up or down at the surface to create coded signature signals by the downhole logging tool string and send those signature signals to a processor in the downhole logging tool string that has been preprogramed to recognize the signature signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.