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Category:CPC E21B47/18
Pages in category "CPC E21B47/18"
The following 9 pages are in this category, out of 9 total.
1
- 18189803. ENCODING DATA ACROSS DIFFERENT DOWNLINK CHANNELS simplified abstract (Halliburton Energy Services, Inc.)
- 18679975. WIRELESS TELEMETRY USING A PRESSURE SWITCH AND MECHANICAL THRESHOLDING OF THE SIGNAL simplified abstract (Halliburton Energy Services, Inc.)
- 18731240. WIRELESS TELEMETRY USING A PRESSURE SWITCH AND MECHANICAL THRESHOLDING OF THE SIGNAL simplified abstract (Halliburton Energy Services, Inc.)