LandOfFree - US Patents - Listing for Wells

Wells – Processes – Parallel string or multiple completion well

Lateral seal and control system

Wells – Processes – Producing the well

Lateral tensioning system for riser pipe

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

Lateral well locator and reentry apparatus and method

Wells – Processes – Parallel string or multiple completion well

Lateral well tie-back method and apparatus

Wells – Processes – Parallel string or multiple completion well

Lateral wellbore connection

Wells – Processes – Parallel string or multiple completion well

Lateral wellbore junction having displaceable casing blocking me

Wells – Processes – Specific pattern of plural wells

Laterally and vertically staggered horizontal well hydrocarbon r

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

Laterally releasable connector between outer well member and tem

Wells – With below and above ground modification – Head for tool – piston or cleaner

Launching tool for objects downhole

Launching tool for releasing cement plugs downhole

Wells – Wiper

Wells – Packers or plugs – With expanding anchor

Layer-separating device hydraulically anchorable in a well casin

Wells – Packers or plugs – With expanding anchor

Lead in guide assembly

Wells – Above ground apparatus – Fluid catcher around pipe coupling

Leak containment system for a stuffing box

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

Leak detection method

Leak detection system and control using non-rigid bladder

Wells – Automatic

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

Leak remedy through sealants in local reservoirs

Wells – With below and above ground modification – Eduction pump or plunger in well

Leakage control device

Wells – With below and above ground modification – Eduction pump or plunger in well

Leakage resistant shroud hanger

Wells – Valves – closures or changeable restrictors – Fluid operated

Leakproof floating apparatus and method for fabricating said app