RCD SEALING ELEMENTS WITH MULTIPLE ELASTOMER MATERIALS

A sealing element for a rotating control device is disclosed, wherein the sealing element has an inner surface which forms a drillstring bore extending axially through the sealing element, an attachment end having a receiving cavity extending into the attachment end substantially parallel with the d...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LOCKSTEDT, ALAN W, LI, YANMEI, CHELLAPPA, SUDARSANAM
Format:	Patent
Sprache:	eng ; fre
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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