4. Wells
  5. Processes
  6. Placing or shifting well part

Daniel R. Hart

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Combination whipstock and seal bore diverter system

Wells – Vibrator
Reexamination Certificate

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Exit window milling assembly with improved restraining force

Wells – Means for guiding insertable element laterally of well axis
Reexamination Certificate

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Multi-use tubing disconnect

Wells – Valves – closures or changeable restrictors – Destructible element
Reexamination Certificate

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Resettable packer

Wells – Processes – Placing or shifting well part
Patent

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Short radius whipstock system

Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1750433

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