4. Pipe joints or couplings
  5. Frangible element

Don C. Underwood

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Subsea casing hanger suspension system

Pipe joints or couplings – Frangible element
Patent

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Subsea well casing hanger packoff system

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent

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Profile ID: LFUS-PAI-P-87205

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