4. Communications: electrical
  5. Wellbore telemetering or control
  6. In horizontal or inclined passage arrangement

Duncan M. Butlin

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Control system and method for AC motor driven cyclic load

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
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Submersible pump pressure detection circuit

Communications: electrical – Wellbore telemetering or control – In horizontal or inclined passage arrangement
Patent

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Profile ID: LFUS-PAI-P-330157

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