Lockable swivel apparatus and method

Details Lockable swivel apparatus and method Lockable swivel apparatus and method

E - Fixed Constructions

21

B

E21B 17/05 (2006.01) E21B 7/00 (2006.01)

Patent

CA 2605260

A lockable swivel (4) for use in drilling applications which allows the operator to selectively engage and disengage the swivel (4). The lockable swivel (4) is comprised of a locking mandrel (7) carried in a body (3) which engages, upon actuation, splined surfaces (20,21) within the swivel mandrel (5) thereby locking the two together. Various methods for the use of the lockable swivel (4) in wireline and other drilling operations are demonstrated.

Un dispositif de tête d'injection verrouillable (4) pour utilisation dans des applications de forage qui permet à l'opérateur d'engager et de désengager sélectivement la tête d'injection (4). Le dispositif de tête d'injection verrouillable (4) comprend un mandrin de verrouillage (7) transporté dans un corps (3) qui engage, à l'activation, des surfaces cannelées (20,21) dans le mandrin de la tête d'injection (5), et, par conséquent, les verrouillant ensemble. Diverses méthodes pour l'utilisation du dispositif de tête d'injection verrouillable (4) dans le câble métallique et d'autres opérations de forage sont démontrées.

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