Apparatus and method for guiding pipe

Details Apparatus and method for guiding pipe Apparatus and method for guiding pipe

E - Fixed Constructions

21

B

E21B 19/06 (2006.01) E21B 19/24 (2006.01) E21B 21/10 (2006.01) E21B 33/068 (2006.01)

Patent

CA 2588730

An apparatus for guiding pipe, the apparatus comprising a base (240), a first extendible member (342, 344) extending from said base (240) and a second extendible member (302, 304) pivotally secured (322, 328) to the first extendible member (344) and a pipe holder (400) attached to the first extendible member (344). A method for drilling a wellbore, the method comprising the steps of guiding a pipe or stand of pipe (206) into a continuous circulation system (240) by extending a first extendible member (342, 344) extending from said base (240) and extending a second extendible member (302, 304) pivotally secured (322, 328) to the first extendible member (344) to move a pipe holder (400) towards a pipe or stand of pipe (206) to be connected to a drill string, the pipe holder (400) holding on to the pipe and pulling the pipe over the continuous circulation system (240) and lowering the pipe (206) into the continuous circulation system (240).

L~invention concerne un appareil de guidage de tuyau comportant une base (240), un premier organe extensible (342, 344) se prolongeant de ladite base (240) et un second organe extensible (302, 304) fixé de façon pivotante (322, 328) au premier organe extensible (344) et un porte-tuyau (400) fixé au premier organe extensible (344). L~invention décrit en outre une méthode de forage de puits mettant en jeu les étapes de guidage d~un tuyau ou d~un socle de tuyau (206) dans un système à circulation continue (240), par l~extension d~un premier organe extensible (342, 344), par l~extension de ladite base (240) et par l~extension d~un second organe extensible (302, 304) fixé de façon pivotante (322, 328) au premier organe extensible (344) afin de déplacer un porte-tuyau (400) vers un tuyau ou un socle de tuyau (206) à raccorder à un train de forage, ledit porte-tuyau (400) saisissant le tuyau et tirant le tuyau au-dessus du système à circulation continue (240) et abaissant le tuyau (206) dans le système à circulation continue (240).

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