Method and apparatus for offline standbuilding

E - Fixed Constructions – 21 – B

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Details

E21B 19/15 (2006.01) E21B 19/18 (2006.01) E21B 19/20 (2006.01)

Patent

CA 2548768

A method and apparatus for moving pipe (22) on a rig floor (11) between a number of different stations including an off-floor rack (26), a preparation opening (21), a borehole, and a storage area, such that tubulars can be loaded onto the drill floor, prepared at the preparation opening, loaded onto or off of the storage rack (26 and 27), and connected to a drill string (19) while drilling is simultaneously conducted at the borehole, comprising at least two pipehandling devices (24and 29) for communicating pipe (22) between a storage area (26 and 27) off the drill floor (11), a storage area on the drill floor (11), at least one preparation opening (21), and a drill opening (18).

L'invention concerne un procédé et un dispositif destinés à déplacer un conduit (22) sur un plancher de forage (11) entre une pluralité de stations différentes incluant une plateforme hors plancher (26 et 27), une ouverture de préparation (21), un trou de forage et une aire d'entreposage. Des éléments tubulaires (22) peuvent être chargés sur le plancher de forage (11), préparés au niveau de l'ouverture de préparation, chargés sur la plateforme d'entreposage (26 et 27) ou déchargés de celle-ci, et raccordés à un train de tiges (19) simultanément à la réalisation du forage au niveau du trou de forage. L'invention comprend au moins deux dispositifs de manipulation de conduit (24 et 29) destinés à déplacer un conduit (22) entre une aire d'entreposage (26 et 27) extérieure au plancher de forage (11), une aire d'entreposage sur le plancher de forage (11) et au moins une ouverture de préparation (21) et une ouverture de forage (18).

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