F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 11/10 (2006.01) B29D 23/00 (2006.01) F16L 11/08 (2006.01)
Patent
CA 2390537
The present invention provides a flexible multi-layer pipe comprising an inner tubular layer defining an inner longitudinal passage and at least one longitudinally extending tube embedded in the inner layer and extending for the length of the inner layer, the tube adapted to receive any gases permeating through or into the inner tubular layer and vent the gases from the pipe.
L'invention se rapporte à un tuyau souple (10) composé de multiples couches (12, 14, 15, 16, 18, 20) de matières différentes, dont l'une comporte un passage d'aération (22).
Fraser Dana J.
Kalman Mark D.
Gowling Lafleur Henderson Llp
Wellstream Inc.
Wellstream International Limited
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