Flange to be used with liners for renovating pipelines and device and method therefor.

摘要

The invention relates to a flange (33) which can be coupled to a length of pipe to be renovated (1a) and comprising a series of discoid separable elements which are individually made up of several parts. Seals are interposed between two element parts and between two adjacent discoid elements before tightening. By means of an end flange element (33e), either an inspection trap or a mating flange (77) for guiding a lining pipe (35) may furthermore be placed at the flange end. The flange may be dismantled at the end of lining. The invention applies particularly to the renovation of gas pipelines. <IMAGE>