4. Seal for a joint or juncture
  5. Seal for well apparatus
  6. For below ground apparatus

Jerry Pyka

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Composite seal for rotary cone rock bits

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

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Composite seal for rotary cone rock bits

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-722237

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