CA2211883C - Appareillage pour etablir des puits de derivation a partir d'un puits principal
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Appareillage pour etablir des puits de derivation a partir d'un puits principal
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Publication number
CA2211883C
CA2211883CCA 2211883CA2211883ACA2211883CCA 2211883 CCA2211883 CCA 2211883CCA 2211883 CA2211883 CA 2211883CA 2211883 ACA2211883 ACA 2211883ACA 2211883 CCA2211883 CCA 2211883C
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Canada
Prior art keywords
branching
sub
outlet
outlet members
chamber
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Schlumberger Canada Ltd
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Schlumberger Canada Ltd
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Priority claimed from US08/798,591external-prioritypatent/US5944107A/en
Priority claimed from US08/898,700external-prioritypatent/US6056059A/en
Application filed by Schlumberger Canada LtdfiledCriticalSchlumberger Canada Ltd
Publication of CA2211883A1publicationCriticalpatent/CA2211883A1/fr
Application grantedgrantedCritical
Publication of CA2211883CpublicationCriticalpatent/CA2211883C/fr
Downhole equipment, tools and assembly procedures for the drilling, tie-in and completion of vertical cased oil wells connected to liner-equipped multiple drainholes
Methode et dispositif pour etancher le point de jonction entre un puits vertical et un ou plusieurs puits horizontaux a l'aide d'un joint deformable