4. Wells
  5. Packers or plugs
  6. With expanding anchor

Harry R. Hanson

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Hydraulically operated actuator

Motors: expansible chamber type – Working member position responsive motive fluid control – Working member carries part within working chamber which...
Patent

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Well packers using metal to metal seals

Wells – Packers or plugs – With expanding anchor
Patent

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Profile ID: LFUS-PAI-P-1141885

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