Zone select stage tool system

A stage tool operable with a plug is used for cementing a tubing string in a wellbore annulus. The tool can have a housing with a closure sleeve movably disposed in the internal bore of the housing. When pressure is applied downhole to the tool, a breachable obstruction on an exit port of the tool&#...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Giroux, Richard L
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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