Autonomous data transmission apparatus
Patent
·
OSTI ID:458573
A autonomous borehole data transmission apparatus is described for transmitting measurement data from measuring instruments at the downhole end of a drill string by generating pressure pulses utilizing a transducer longitudinally responsive to magnetic field pulses caused by electrical pulses corresponding to the measured downhole parameters. 4 figs.
- Research Organization:
- Lockheed Martin Idaho Tech Co
- DOE Contract Number:
- AC07-94ID13223
- Assignee:
- PTO; PA: EDB-97:057037; SCA: 440400; SN: 97001758979
- Patent Number(s):
- US 5,615,172/A/
- Application Number:
- PAN: 8-636,175
- OSTI ID:
- 458573
- Country of Publication:
- United States
- Language:
- English
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