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

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Cable side-entry sub with grease injection flow tubes

Wells – Conduit wall or specific conduit end structure – Side entry

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Casing lined oil or gas well

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Casing shoe

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Circulation control device

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coated tools for use in oil well pipes

Wells – Conduit wall or specific conduit end structure

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coated tools for use in oil well pipes

Wells – Conduit wall or specific conduit end structure

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Complaint covering of a downhole component

Wells – Conduit wall or specific conduit end structure

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Complaint covering of a downhole component

Wells – Conduit wall or specific conduit end structure

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Conformable apparatus in a drill string

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Connector assembly and method of use

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Control line protector for use on a well tubular member

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Corrosion guard tubing nipple

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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