4. Wells
  5. Expansible anchor or casing
  6. Expansible means translated by wedge or cam

Jack W. Tamplen

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Downhole lock system

Wells – Expansible anchor or casing – Fluid pressure actuated
Patent

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Downhole safety system for use while servicing wells

Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Patent

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Locking mandrel for a well flow conductor

Wells – Expansible anchor or casing – Expansible means translated by wedge or cam
Patent

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Pulling tool

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

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Profile ID: LFUS-PAI-P-709024

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