LandOfFree - US Patents - Listing for Wells

Anchoring device for casing procedures in well bores

Wells – Expansible anchor or casing – Set by wedge or cam at any point by drop only

Anchoring device for tubing string

Wells – Packers or plugs – With expanding anchor

Anchoring device for well tools

Anchoring device removal method and apparatus

Wells – Processes – Cementing – plugging or consolidating

Anchoring for tensioning casing in thermal wells

Wells – Expansible anchor or casing – Expansible means translated by wedge or cam

Anchoring mechanism for well packer

Wells – Processes – Cementing – plugging or consolidating

Anchoring method and capsule therefor

Wells – Submerged well – Connection or disconnection of submerged members remotely...

Anchoring structure for marine riser assembly

Anchoring system and method

Wells – Expansible anchor or casing – Liner hanger

Anchoring tool

Wells – Submerged well – Connection or disconnection of submerged members remotely...

Angular and radial self-aligning coupling

Angular whipstock alignment means

Wells – Combined

Anisotropic composite tubular emplacement

Wells – Above ground apparatus – With means for inserting fluid into well

Annular and concentric flow wellhead isolation tool

Annular barrier tool

Wells – Processes – Operating valve – closure – or changeable restrictor in a well

Annular choke

Wells – With electrical means

Annular electrical contact apparatus for use in drill stem testi

Wells – Valves – closures or changeable restrictors – Fluid operated

Annular flow control safety valve

Wells – Processes – Producing the well

Annular flow restrictor for electrical submersible pump