4. Wells
  5. Expansible anchor or casing
  6. With wedge or cam and friction drag
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Seal

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Reexamination Certificate

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Self-lubricating swage

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Reexamination Certificate

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Slip and slip assembly for well tools

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Patent

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Slip assembly for hydraulic pipe testing

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Patent

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Slip gripping mechanism with floating cone segments

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Patent

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Slip releasing apparatus

Wells – Expansible anchor or casing – With wedge or cam and friction drag
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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