System and method for controlling a dual telemetry measurement while drilling (MWD) tool
US9995135B2 · kind B2 · utility
0Cited by
34References
22Claims
0Family size
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Key dates
| Filing date | Aug 26, 2016 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Aug 26, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/12
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A system and method are provided for operating a dual telemetry measurement while drilling (MWD) system. The method includes sending a downlink command to a downhole system to switch between a first telemetry mode and a second telemetry mode, one of the first and second telemetry modes comprising mud pulse telemetry, and the other of the first and second telemetry modes comprising electromagnetic (EM) telemetry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.