LandOfFree - US Patents - Listing for Wells

Wells – Packers or plugs – Expanded by confined fluid from central chamber – pump or...

Multi-stage maintenance device for subterranean well tool

Wells – Valves – closures or changeable restrictors – Fluid operated

Multi-stage sliding valve fluid operated and pressure balanced

Wells – Processes – Distinct – separate injection and producing wells

Multi-stage, multi-phase unitized linear liquid...

Wells – Packers or plugs – With expanding anchor

Multi-string packers

Wells – Processes – Placing or shifting well part

Multi-string production packer and method of using the same

Wells – Processes – Placing or shifting well part

Multi-unit centralizer

Wells – Valves – closures or changeable restrictors – Destructible element

Multi-use tubing disconnect

Wells – Processes – Placing or shifting well part

Multi-valve fluid flow control system and method

Wells – Submerged well – Means removably connected to permanent well structure

Multi-well controller

Wells – Submerged well – Multiple wells

Multi-well hydrocarbon development system

Wells – Wells with lateral conduits

Multi-well structure for accessing subterranean deposits

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

Multi-zone completion strings and methods for multi-zone...

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

Multi-zone isolation tool and method of stimulating and...

Wells – Processes – Parallel string or multiple completion well

Multi-zone open hole completion

Wells – Processes – Distinct – separate injection and producing wells

Multi-zone profile control

Wells – Processes – Placing fluid into the formation

Multi-zone screenless well fracturing method and apparatus

Wells – Processes – Parallel string or multiple completion well

Multi-zone, single trip well completion system and methods...

Wells – Processes – Parallel string or multiple completion well

Multi-zone, single trip well completion system and methods...

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

Multicut casing window mill and method for forming a casing wind