LandOfFree - US Patents - Listing for Wells,Processes

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

Solenoid operated safety valve and submersible pump system

Wells – Processes – Repairing object in well

Solid expandable hanger with compliant slip system

Wells – Processes – Placing fluid into the formation

Solid sandstone dissolver

Wells – Processes – Electric current or electrical wave energy through earth for...

Solid state pump

Wells – Processes – Cementing – plugging or consolidating

Solidification of water based muds

Wells – Processes – Cementing – plugging or consolidating

Solidification of water based muds

Wells – Processes – Cementing – plugging or consolidating

Solidification of water based muds

Wells – Processes – Distinct – separate injection and producing wells

Solids-stabilized oil-in-water emulsion and a method for...

Wells – Processes – Distinct – separate injection and producing wells

Solids-stabilized oil-in-water emulsion and a method for...

Wells – Processes – Distinct – separate injection and producing wells

Solubilizing surfactants in miscible drive solvents

Wells – Processes – Producing foam or gas in well by foaming or gas producing...

Soluble for crosslinked graft copolymers of lignin based on hydr

Wells – Processes – Specific pattern of plural wells

Solution mining and heating by oxidation for treating...

Wells – Processes – Electric current or electrical wave energy through earth for...

Solution mining of coal by electrolysis

Wells – Processes – Distinct – separate injection and producing wells

Solvent convection technique for recovering viscous petroleum

Wells – Processes – Cyclic injection then production of a single well

Solvent enhanced fracture-assisted steamflood process

Wells – Processes – Cyclic injection then production of a single well

Solvent flooding to recover viscous oils

Wells – Processes – Distinct – separate injection and producing wells

Solvent flooding with a horizontal injection well and drive flui

Wells – Processes – Distinct – separate injection and producing wells

Solvent flooding with a horizontal injection well in gas flooded

Wells – Processes – Placing fluid into the formation

Solvent foam stimulation of coal degasification well