4. Boring or penetrating the earth
  5. With signaling, indicating, testing or measuring
  6. Measuring or indicating drilling fluid rate of flow

Cedric Rouatbi

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Downlink pulser for mud pulse telemetry

Communications: electrical – Wellbore telemetering or control – Using a specific transmission medium
Reexamination Certificate

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Hydraulically balanced reciprocating pulser valve for mud...

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids
Reexamination Certificate

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Oscillating shear valve for mud pulse telemetry

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Measuring or indicating drilling fluid rate of flow
Reexamination Certificate

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Oscillating shear valve for mud pulse telemetry

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Oscillating shear valve for mud pulse telemetry

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFUS-PAI-P-2582134

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