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Blow out protector valve employing ball baffle assembly for...

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

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Blow-out preventer lift system and method

Wells – Processes – Placing or shifting well part
Patent

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Blow-out preventor make/break tool

Wells – Processes – Assembling well part
Reexamination Certificate

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Blow-out preventor make/break tool

Wells – Processes – Assembling well part
Reexamination Certificate

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Blow-out preventor test tool

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

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Blowout preventer and method of insuring prevention of fluid lea

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

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Blowout preventer for a side entry sub

Wells – Processes – Placing or shifting well part
Patent

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Blowout preventer lift apparatus and method

Wells – Processes – Placing or shifting well part
Patent

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Blowout preventer protector and method of using same

Wells – Processes – Assembling well part
Reexamination Certificate

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Blowout preventer protector and method of using same

Wells – Processes – Assembling well part
Reexamination Certificate

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Blowout preventer protector and method of using same

Wells – Processes – Assembling well part
Reexamination Certificate

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Blowout preventer protector and setting tool

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Blowout preventer protector for use during high pressure oil/gas

Wells – Processes – Placing fluid into the formation
Patent

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Blowout preventer wash-out tool

Wells – Processes – Cleaning or unloading well
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Blowout preventer with mechanically operated relief valve

Wells – Processes – Producing the well
Patent

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Blowout preventers and methods of use

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

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Blowout preventers and methods of use

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Blowout preventers and methods of use

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

BOP handling system

Wells – Processes – Assembling well part
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Bore hole grouting apparatus and method

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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