4. Wells
  5. Expansible anchor or casing
  6. Liner hanger

Richard M. Dobson

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Bypass tool

Wells – Processes – Graveling or filter forming
Patent

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Multiple casing segment cementing system

Wells – Cementing device
Patent

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Shear-out landing adapter

Wells – Expansible anchor or casing – Liner hanger
Patent

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Well completion method

Wells – Processes – Graveling or filter forming
Patent

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Well completion tool

Wells – Means for forming filter beds
Patent

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Profile ID: LFUS-PAI-P-14934

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