4. Electrical transmission or interconnection systems
  5. Nonlinear reactor systems
  6. Parametrons

Elbert N. Shawhan

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Bit identification system for borehole acoustical telemetry syst

Communications: electrical – Selective – Interrogation response
Patent

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Data transmission in a drill string

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through drill string or casing
Patent

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Lock-in noise rejection circuit

Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent

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Profile ID: LFUS-PAI-P-224983

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