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Expansion assembly for a tubular expander tool, and method...

Wells – Processes – Assembling well part
Reexamination Certificate

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Expansion assembly for a tubular expander tool, and method...

Wells – Processes – Repairing object in well
Reexamination Certificate

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Expansion cone for radially expanding tubular members

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Expansion foam borehole plug and method

Wells – Processes – Cementing – plugging or consolidating
Patent

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Expansion method

Wells – Processes – Assembling well part
Reexamination Certificate

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Expansion pig

Wells – Processes – Assembling well part
Reexamination Certificate

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Expansion set liner hanger and method of setting same

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Expansion set packer with bias assist

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Exploitation method for reservoirs containing hydrogen sulphide

Wells – Processes – Heating – cooling or insulating
Patent

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Explosive cutting system

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

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Explosive pipe severing tool

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

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Explosive well stimulation method

Wells – Processes – With explosion or breaking container to implode
Patent

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Explosive well-fracturing system

Wells – Processes – With explosion or breaking container to implode
Patent

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Explosively opened production valve including a frangible breaku

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

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Explosively set downhole apparatus

Wells – Processes – With explosion or breaking container to implode
Patent

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Exraction of hydrocarbons in situ from underground hydrocarbon d

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

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Extendable casing circulator and method

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

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Extended cement compositions comprising oil-swellable...

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Extended reach penetrating tool and method of forming a radial h

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

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Extended reach tie-back system

Wells – Processes – Producing the well
Reexamination Certificate

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