4. Wells
  5. Above ground apparatus
  6. With seal for reciprocating member

Rudolf R. Schoen

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Seals containing composite non-extrusion springs

Seal for a joint or juncture – Seal between relatively movable parts – Circumferential contact seal for other than piston
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Wellhead seal for wide temperature and pressure ranges

Wells – Above ground apparatus – With seal for reciprocating member
Patent

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Profile ID: LFUS-PAI-P-211704

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