Expansion device for expanding a pipe

Details Expansion device for expanding a pipe Expansion device for expanding a pipe

E - Fixed Constructions

21

B

E21B 43/10 (2006.01) E21B 23/01 (2006.01)

Patent

CA 2524506

A pipe expansion device comprising an expansion cone (5) tapering in forward direction (8), a cone-guide (10), an actuator (11) for displacing the expansion cone (5) and the elongated cone-guide (10) relative to each other, a retrievable end anchor (15), and a middle anchor (17) joined to the expansion cone (b).

L'invention concerne un dispositif d'expansion de tuyau qui comprend un cône d'expansion (5) diminuant vers l'avant (8), un guide de cône (10), un actionneur (11) pour déplacer le cône d'expansion (5) et le guide de cône (10) allongé, l'un par rapport à l'autre, une ancre (15) d'extrémité récupérable et une ancre (17) intermédiaire s'assemblant au cône d'expansion (b).

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