LandOfFree - US Patents - Listing for Wells,Processes

Wells – Processes – Chemical inter-reaction of two or more introduced materials

Encapsulated chemicals for use in controlled time release...

Wells – Processes – Cleaning or unloading well

Enclosed circulation tool for a well

Wells – Processes – Assembling well part

End fitting and method for attaching well screen segments

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

Energy efficient process for viscous oil recovery

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

Engineered solution for controlled buoyancy perforating

Wells – Processes – Distinct – separate injection and producing wells

Enhance oil recovery using oil soluble sulfonate surfactants fro

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

Enhanced coalbed gas production system

Wells – Processes – Assembling well part

Enhanced control line exit

Wells – Processes – In situ combustion

Enhanced crude oil recovery

Wells – Processes – Chemical inter-reaction of two or more introduced materials

Enhanced hydraulic fracturing of a shallow subsurface formation

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

Enhanced hydrocarbon recovery

Wells – Processes – Heating – cooling or insulating

Enhanced hydrocarbon recovery by convective heating of oil...

Wells – Processes – Heating – cooling or insulating

Enhanced hydrocarbon recovery by steam injection of oil sand...

Wells – Processes – Distinct – separate injection and producing wells

Enhanced hydrocarbon recovery process utilizing thermoelastic fr

Wells – Processes – Heating – cooling or insulating

Enhanced imbibition oil recovery process

Wells – Processes – Producing the well

Enhanced lift method and apparatus for the production of hydroca

Wells – Processes – Placing fluid into the formation

Enhanced liquid hydrocarbon recovery process

Wells – Processes – Distinct – separate injection and producing wells

Enhanced liquid hydrocarbon recovery process

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

Enhanced oil recovery