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  5. Packers or plugs
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Core-containing sealing assembly

Wells – Packers or plugs – Expanded by confined fluid from central chamber – pump or...
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Corrosive environment tension packer

Wells – Packers or plugs – With expanding anchor
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

CPI Casing

Wells – Packers or plugs – With central conduit and fluid port to space outside
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Crossover tool

Wells – Packers or plugs – With controllable passage between central conduit and space...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Cup tool for high pressure mandrel

Wells – Packers or plugs – Cup type
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Cup tool with three-part packoff for a high pressure mandrel

Wells – Packers or plugs – Cup type
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Cup tool, cup tool cup and method of using the cup tool

Wells – Packers or plugs – Cup type
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Cup type casing packer cementing shoe

Wells – Packers or plugs – Cup type
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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