LandOfFree - US Patents - Listing for Wells,Packers or plugs

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Filtered actuator port for hydraulically actuated downhole...

Wells – Packers or plugs – With expanding anchor

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fitting arrangements and methods of installing fitting...

Wells – Packers or plugs – With expanding anchor

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Flexible continuous grout filled packer for use with a water inf

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Flexible cup for downhole devices

Wells – Packers or plugs – Cup type

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Flow and pressure control packer valve

Wells – Packers or plugs – Controllable passage through packer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Flow controlling apparatus

Wells – Packers or plugs – Controllable passage through packer

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

Fluid loss device

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fluid pressure actuated well tool

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Fluid pressure set and released well packer apparatus

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Frac plug with caged ball

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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