Seal assembly

A seal assembly is provided that includes an elastomeric portion; a primary extrusion barrier which reinforces the elastomeric portion; and a secondary extrusion barrier disposed between the elastomeric portion and the primary extrusion barrier to prevent entry of the elastomeric portion into open a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	GROSSER KAREN, FRANCIS REGINALD E, LUCAS CHAD, HENDRICKSON JAMES D, RODRIGUEZ OSCAR
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	A seal assembly is provided that includes an elastomeric portion; a primary extrusion barrier which reinforces the elastomeric portion; and a secondary extrusion barrier disposed between the elastomeric portion and the primary extrusion barrier to prevent entry of the elastomeric portion into open areas in the primary extrusion barrier.