E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 19/16 (2006.01)
Patent
CA 2359215
An apparatus for facilitating the connection of pipes which apparatus comprises a rotary (1) and jaws (20, 21, 22), characterised in that all of said jaws (20, 21, 22) are active and are actuable by pressurised fluid.
L'invention concerne un appareil permettant de faciliter le raccordement de tuyaux. Cet appareil, qui comprend un dispositif rotatif (1) et des mâchoires (20, 21, 22), est caractérisé en ce que la totalité desdites mâchoires (20, 21, 22) sont actives et peuvent être actionnées par un fluide pressurisé.
Pietras Bernd-Georg
Schulze-Beckinghausen Joerg Eric
Marks & Clerk
Weatherford/lamb Inc.
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