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Casing conveyed well perforating apparatus and method

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

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Casing coupler liner hanger mechanism

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Casing cutter

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

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Casing cutting and retrieving system

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

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Casing deformation and control for inclusion propagation

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Casing deformation and control for inclusion propagation

Wells – Processes – Graveling or filter forming
Reexamination Certificate

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Casing differential pressure based control method for...

Wells – Processes – Producing the well
Reexamination Certificate

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Casing exit joint with easily milled, low density barrier

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

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Casing expansion and formation compression for permeability...

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

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Casing filling and circulating apparatus

Wells – Processes – Placing or shifting well part
Patent

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Casing filling and circulating apparatus and method

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

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Casing hanger and running apparatus

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger and stabilizer apparatus and method

Wells – Processes – Assembling well part
Patent

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Casing hanger assembly with rupture disk in support housing...

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Casing hanger running tool

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger running tool

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger running tool using annulus pressure

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger running tool using string tension

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger running tool using string weight

Wells – Processes – Placing or shifting well part
Patent

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Casing hanger seal with test port

Wells – Processes – Placing or shifting well part
Patent

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