4. Wells
  5. Processes
  6. Assembling well part

Vernon E. Kauffman

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Articulated drillstring entry apparatus and method

Wells – Processes – Placing or shifting well part
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Deflection swivel and method

Boring or penetrating the earth – With tool shaft detail
Reexamination Certificate

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High tensile loading top entry sub and method

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Universal top-drive wireline entry system bracket and method

Wells – Processes – Assembling well part
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2866147

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