B - Operations – Transporting – 25 – B
Patent
B - Operations, Transporting
25
B
B25B 17/00 (2006.01) E21B 19/16 (2006.01)
Patent
CA 2179816
A power tong wrench having an open slot to accommodate a range of pipe diameters, capable of making and breaking pipe threads and spinning in or out the threads and in which hydraulic power is supplied with a pump disposed within a rotary assembly (10) which pump is powered through a preferably magnetic coupling (42) to a motor (41) disposed outside the rotary assembly (10).
Pince hydraulique de serrage dont l'ouverture permet de saisir des tubes de différents diamètres, de bloquer, débloquer, visser ou dévisser les parties filetées et à laquelle la pression hydraulique est fournie par une pompe placée dans un ensemble rotatif (10), ladite pompe étant de préférence reliée par un embrayage magnétique (42) à un moteur (41) placé hors de l'ensemble rotatif (10).
Canrig Drilling Technology Ltd.
Kirby Eades Gale Baker
LandOfFree
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