LandOfFree - US Patents - Listing for Wells,Processes

Wells – Processes – In situ combustion

Controlling shale oil pour point

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

Controlling steam distribution

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

Controlling the pressure within an annular volume of a wellbore

Wells – Processes – Heating – cooling or insulating

Controlling the pressure within an annular volume of a wellbore

Wells – Processes – Cementing – plugging or consolidating

Controlling the pressure within an annular volume of a wellbore

Wells – Processes – Cementing – plugging or consolidating

Controlling the pressure within an annular volume of a wellbore

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

Controlling the release of chemical additives in well...

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

Controlling transient pressure conditions in a wellbore

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

Controlling transient underbalance in a wellbore

Wells – Processes – Cementing – plugging or consolidating

Conversion of emulsion mud to cement

Wells – Processes – Cementing – plugging or consolidating

Conversion of oil-base mud to oil mud-cement

Wells – Processes – Cleaning or unloading well

Converter type scale remover

Wells – Processes – Assembling well part

Convertible jack

Wells – Processes – Placing or shifting well part

Convertible seal

Wells – Processes – Cementing – plugging or consolidating

Converting drilling fluids to cementitious compositions

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

Conveying a tool along a non-vertical well

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

Coplanar angular jetting head for well perforating

Wells – Processes – Distinct – separate injection and producing wells

Copper and zinc recovery process from sulfide ores

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

Coriolis pump-off controller