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Split carrier annulus seal assembly for wellhead systems

Seal for a joint or juncture – Seal for well apparatus – Installation – removal – assembly – disassembly – or repair feature
Reexamination Certificate

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Split mesh end ring

Seal for a joint or juncture – Seal for well apparatus – For below ground apparatus
Reexamination Certificate

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Stripping arrangement

Seal for a joint or juncture – Seal for well apparatus – Seal accommodates irregular size of inner part
Reexamination Certificate

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Taper joint well sealing packer and method

Seal for a joint or juncture – Seal for well apparatus – For below ground apparatus
Reexamination Certificate

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Unidirectional environment barrier seal for subsea wellhead equi

Seal for a joint or juncture – Seal for well apparatus
Patent

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Variable bore ram

Seal for a joint or juncture – Seal for well apparatus – For overpressure control device
Reexamination Certificate

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Variable bore ram packer for tapered tubular members in a...

Seal for a joint or juncture – Seal for well apparatus – For overpressure control device
Reexamination Certificate

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Wellhead housing seal assembly with backup feature

Seal for a joint or juncture – Seal for well apparatus – For below ground apparatus
Reexamination Certificate

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