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

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

Sealing system for the interspace in the transition region...

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

Selectively locking locator

Wells – Conduit wall or specific conduit end structure

Shock absorber

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

Shoe for used in the construction of oil and gas wells

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

Side entry apparatus and method

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

Side entry apparatus and method

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

Side-entry sub

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

Sleeve liner for wireline entry sub assembly

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

Slip connector for use with coiled tubing

Wells – Conduit wall or specific conduit end structure

Solid expandable tubular members formed from very low carbon...

Wells – Conduit wall or specific conduit end structure

Solid expandable tubular members formed from very low carbon...

Wells – Conduit wall or specific conduit end structure

Solid expandable tubular members formed from very low carbon...

Wells – Conduit wall or specific conduit end structure

Spacer sub

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

Spoolable coiled tubing completion system

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

Spoolable coiled tubing completion system

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

Spoolable coiled tubing completion system

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

Steam distribution system for use in a well

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

String mounted hydraulic pressure generating device for...

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

Structure for wired drill pipe having improved resistance to...