4. Gas separation: processes
  5. Degasification of liquid
  6. Plural successive degassing treatments

Marcel Obrejanu

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Anchoring device for tubing string

Wells – Expansible anchor or casing – Set by wedge or cam at any point by drop only
Patent

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Continuous flow downhole gas separator for processing cavity pum

Gas separation: processes – Degasification of liquid – Plural successive degassing treatments
Patent

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Dewaxing control apparatus for oil well

Wells – Processes – Dissolving or preventing formation of solid oil deposit
Patent

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Downhole force generator

Wells – Grapple and well anchored lifting means
Reexamination Certificate

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Downhole resettable clutch swivel

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Profile ID: LFUS-PAI-P-429733

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