Patent ID: 9618419
Date: 2017-04-11
CPC Classifications: F16L,G01M

Claim:
1. A flexible unbonded tubular pipe for transporting a petroleum fluid comprising: a first polymeric sheath; a second polymeric sheath; at least one tensile armor layer; and a polymeric sealing sheath the pipe having a first end and a second end and comprising, at its first end, a first connecting endpiece, and, at its second end, a second connecting endpiece, the first connecting endpiece and the second connecting end piece each comprising: an end vault and a tubular sleeve partly inserted between a free end of the first polymeric sheath and a free end of the second polymeric sheath, the tubular sleeve cooperating with a crimping assembly providing a sealing between the free end of the second polymeric sheath and the end vault, the tubular sleeve of the first connecting endpiece including a first drainer for draining the gases from a gap between the first polymeric sheath and the second polymeric sheath, towards an outside of the pipe, the tubular sleeve of the second connecting endpiece including a second drainer for draining the gases from the gap between the first polymeric sheath and the second polymeric sheath towards the outside of the pipe or towards an inside of the pipe.