LandOfFree - US Patents - Listing for Wells,Conduit wall or specific conduit end structure

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Downhole connection system

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole connection system

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole connector

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole disconnect mechanism

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole oilfield erosion protection by using diamond

Wells – Conduit wall or specific conduit end structure – Corrosion prevention or deterring

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole oilfield erosion protection by using diamond

Wells – Conduit wall or specific conduit end structure – Corrosion prevention or deterring

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole release joint

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole release tool and method

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole release tool and method

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole tension swivel sub

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole tool

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole tool

Wells – Conduit wall or specific conduit end structure – Shoe detail

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole tool and method for fracturing a subterranean well...

Wells – Conduit wall or specific conduit end structure – Flexible tube or cable

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Downhole wet-mate connector debris exclusion system

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drill string member

Wells – Conduit wall or specific conduit end structure

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drilling with casing latch

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Drilling with casing latch

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual annulus production tool

Wells – Conduit wall or specific conduit end structure – Plural – parallel – nonconcentric conduits

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Electrically controlled release device

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Erosion resistant aperture for a downhole valve or ported...

Wells – Conduit wall or specific conduit end structure – Corrosion prevention or deterring

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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