LandOfFree - US Patents - Listing for Wells,Packers or plugs,With central conduit and fluid port to space outside

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Apparatus for selectively injecting treating fluids into earth f

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Center section for oil well perforation testing device

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coiled tubing deployed inflatable stimulation tool

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coiled tubing deployed inflatable stimulation tool

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

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

Downhole fluid separation system

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Expandable packer apparatus

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Flow through bypass tubing plug

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Gravel packing apparatus and method

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Isolating packer units in geological and geophysical measuring c

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Isolation packer and methods of cementing from a floating vessel

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Perforation circulating washer

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Port valve isolation packer

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Tubing conveyed wellbore fluid flow measurement apparatus

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Well casing perforated zone washing apparatus

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Well completion tool

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Wellbore seal device

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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