Apparatus for and method of assembling a rotary blowout...

Details Apparatus for and method of assembling a rotary blowout... Apparatus for and method of assembling a rotary blowout...

E - Fixed Constructions

21

B

E21B 33/08 (2006.01)

Patent

CA 2275445

A rotating blowout preventer is disclosed that provides the rotating spindle assembly with lugs that are moved downwardly through vertical slots in the preventer housing then horizontally into horizontal grooves in the housing to lock the rotating spindle assembly to the housing and that move horizontally out of the horizontal grooves and upwardly through vertical slots to release the rotary spindle assembly from the housing for making a connection or a trip.

L'invention porte sur un bloc rotatif obturateur de puits comprenant un ensemble broche rotatif pourvu d'éléments saillants qui se déplaçent vers le bas dans des fentes verticales du corps du bloc rotatif, puis horizontalement dans des rainures horizontales du corps de façon à bloquer l'ensemble broche rotatif contre le corps, ces éléments saillants se déplaçant également horizontalement en dehors des rainures horizontales et vers le haut dans des fentes verticales de façon à dégager l'ensemble broche rotatif du corps pour effectuer un raccordement ou une manoeuvre.

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