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

Roger P. Allwin

Inventor

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Barrier tool for polished bore receptacle

Wells – Packers or plugs – With expanding anchor
Patent

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Finger nut setting tool and liner hanger assembly

Wells – Processes – Placing or shifting well part
Patent

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Liner hanger assembly

Wells – Processes – Placing or shifting well part
Patent

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Liner hanger assembly with combination setting tool

Wells – Expansible anchor or casing – Liner hanger
Patent

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Liner hanger with collapsible ball valve seat

Wells – Processes – Placing or shifting well part
Patent

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Profile ID: LFUS-PAI-P-94121

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