E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 17/04 (2006.01) E21B 7/06 (2006.01)
Patent
CA 2561036
According to one embodiment of the invention, a system (100) for directional drilling within a wellbore (103) includes a drill string (101) having an upper portion (102), a lower portion (104), a bent motor (106) coupled to the lower portion (104), and a drill bit (108) coupled to bent motor (105), and a clutch assembly (200) disposed between the upper portion (102) and lower portion (104). The clutch assembly is operable to disengage the upper portion (102) and lower portion (104) of the drill string (101) and allow the upper portion (102) to rotate while the lower portion (104) does not rotate.
La présente invention concerne un système (100) permettant le forage dirigé à l'intérieur d'un puits de forage (103), lequel système comprend un train de tiges (101) présentant une portion supérieure (102), une portion inférieure (104), un moteur courbé (106) couplé à la portion inférieure (104), et un trépan (108) couplé au moteur courbé (106), et un ensemble d'embrayages (200) disposé entre la portion supérieure (102) et la portion inférieure (104). L'ensemble d'embrayages permet de désengrener la portion supérieure (102) et la portion inférieure (104) du train de tiges (101) et il permet à la portion supérieure (102) de pivoter pendant que la portion inférieure (104) est fixe.
Cdx Gas Llc
Kirby Eades Gale Baker
LandOfFree
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