4. Pipe joints or couplings
  5. Particular interface
  6. Tapered

Giovanna Collins

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Air filter for a well

Wells – Above ground apparatus – Well caps or casing heads
Reexamination Certificate

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Apparatus for stimulating oil extraction by increasing oil...

Wells – Processes – With explosion or breaking container to implode
Reexamination Certificate

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Block-conduit connection alignment device

Pipe joints or couplings – Pipe to discreet nipple or sleeve to plate – Pipe to nipple connection dependent on nipple to plate...
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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Casing mandrel with well stimulation tool and tubing head...

Wells – Processes – Assembling well part
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2542540

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