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

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Subterranean well injection apparatus

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Subterranean well pressure surging tool

Wells – Packers or plugs – Controllable passage through packer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Subterranean well safety valve with reference pressure chamber

Wells – Packers or plugs – Controllable passage through packer

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Subterranean well tool and slip assembly

Wells – Packers or plugs – With expanding anchor

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Subterranean well tool with pressure equalizing release

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Subterranean well tool with pressure-equalizing release

Wells – Packers or plugs – With expanding anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Swab

Wells – Packers or plugs – Cup type

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Swab-resistant subterranean well packer

Wells – Packers or plugs

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Swellable downhole packer

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Swelling element packer and installation method

Wells – Packers or plugs

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Swelling packer element with enhanced sealing force

Wells – Packers or plugs

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

System and method for fluid control in expandable tubing

Wells – Packers or plugs – Controllable passage through packer

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

System and method for installing a liner in a borehole

Wells – Packers or plugs – With expanding anchor

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

System for individual inflation and deflation of borehole...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

System for running tubular members

Wells – Packers or plugs – With detachable setting means

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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