초록 ▼

A system for and process of relining transport lines such as sewerage pipelines having an inner tubular thermoplastic inliner, a tubular thermoplastic preliner disposed within the pipeline to be restored. The inner inliner being disposed concentrically and internally of the preliner and having on it

A system for and process of relining transport lines such as sewerage pipelines having an inner tubular thermoplastic inliner, a tubular thermoplastic preliner disposed within the pipeline to be restored. The inner inliner being disposed concentrically and internally of the preliner and having on its exterior means to fix a defined annular space between the inner inliner and the preliner and for anchoring the inner inliner positively in a hardenable composition to be introduced in the annular space between the inner inliner and the preliner.

대표청구항 ▼

[ I claim:] [1.] A system for relining transportation lines, such as sewerage pipelines (1), comprising:an inner tubular thermoplastic inliner (2),a tubular thermoplastic preliner (3), disposed, within the sewerage pipeline (1) to be restored,the inner inliner (2) being disposed concentrically and i

[ I claim:] [1.] A system for relining transportation lines, such as sewerage pipelines (1), comprising:an inner tubular thermoplastic inliner (2),a tubular thermoplastic preliner (3), disposed, within the sewerage pipeline (1) to be restored,the inner inliner (2) being disposed concentrically and internally of said preliner 3, and having on its exterior means (4) to fix a defined annular space (5) between the inner inliner and the preliner and for anchoring the inner inliner (2) positively in a hardenable composition 6 to be introduced in the annular space (5) between the inner inliner and the preliner.