4. Wells
  5. With electrical means

Danny A. Hlavinka

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Down hole mud circulation for wireline tools

Wells – With electrical means
Patent

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Wellbore formation evaluation system and method

Wells – Processes – Sampling well fluid
Reexamination Certificate

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Wellbore formation evaluation system and method

Wells – With electrical means – Indicating
Reexamination Certificate

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Wellbore formation evaluation system and method

Wells – Processes – Sampling well fluid
Reexamination Certificate

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