LandOfFree - US Patents - Listing for Wells

Wells – Above ground apparatus – Having structure for converting from one mode of operation...

Multi-conversion wellhead assembly

Wells – Valves – closures or changeable restrictors – Fluid operated

Multi-cycle downhill apparatus

Wells – Valves – closures or changeable restrictors – Longitudinally movable operator

Multi-cycle downhole apparatus

Wells – Valves – closures or changeable restrictors – Longitudinally movable operator

Multi-cycle downhole apparatus

Wells – Processes – Placing or shifting well part

Multi-cycle downhole tool with hydraulic damping

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

Multi-cycle dump valve

Wells – Processes – Placing or shifting well part

Multi-cycle isolation valve and mechanical barrier

Wells – Valves – closures or changeable restrictors – Fluid operated

Multi-cycle single line switch

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

Multi-deployable subsea stack system

Wells – Processes – Perforating – weakening – bending or separating pipe at an...

Multi-directional gun carrier method and apparatus

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Multi-face whipstock with sacrificial face element

Wells – With eduction pump or plunger – Having liquid-gas separator

Multi-fluid sparging

Wells – Processes – Assembling well part

Multi-function apparatus for adding a branch well sealed...

Wells – Processes – With indicating – testing – measuring or locating

Multi-function completion tool

Wells – Valves – closures or changeable restrictors – Longitudinally movable operator

Multi-function indicating tool

Wells – Above ground apparatus – Moving tubing or cable into an existing well

Multi-function well servicing vehicle

Wells – With electrical means

Multi-functional downhole cable system

Wells – Processes – With indicating – testing – measuring or locating

Multi-gage blowout preventer test tool and method

Wells – With jar means for releasing stuck part

Multi-impact jarring apparatus and method for using same