E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/03 (2006.01) E21B 34/02 (2006.01) E21B 34/04 (2006.01)
Patent
CA 2713230
Present invention regards a device for injection and stimulation of fluids in a wellbore, where the device is typically is installed in Christmas trees, wellheads or subsea. The device comprises two separable sections, where the section that is mounted/arranged within the Christmas tree or wellhead, will remain in a closed position even if the other section due to external forces is broken off or in other ways is damaged.
La présente invention porte sur un dispositif pour l'injection et la stimulation de fluides dans un puits de forage, le dispositif étant typiquement installé dans des arbres de Noël, des têtes de puits ou sous la mer. Le dispositif comprend deux sections séparables, la section qui est montée/disposée à l'intérieur de l'arbre de Noël ou de la tête de puits, restant dans une position fermée même si l'autre section, du fait de forces externes, est rompue ou endommagée d'une autre façon.
Kleppa Erling
Sevheim Ole
Stokka Oyvind
Tveiten Magnar
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Petroleum Technology Company As
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