STAGE TOOL HAVING COMPOSITE SEATS

A stage tool used in a wellbore has two sub-housings that couple together. A first sleeve is movably disposed in the tool and is held closed with a temporary connection relative to a side port. The first sleeve has a first seat of millable material. A second sleeve is also movably disposed in the to...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	EVANS, Eric R, SYMMS, Joshua V, GIROUX, Richard L, WOLF, Yidara
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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