4. Handling: hand and hoist-line implements
  5. Grapple
  6. Well type

Charles N. Richardson

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Apparatus for retrieving fluid plug

Handling: hand and hoist-line implements – Grapple – Well type
Patent

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Apparatus for well treating

Wells – Packers or plugs – With detachable setting means
Patent

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Apparatus for well treating

Wells – Packers or plugs – Flow stopping type; e.g. – plug
Patent

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Method and apparatus for well treating

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Profile ID: LFUS-PAI-P-754017

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