LINER TUBE FOR SEWER REHABILITATION AND METHOD FOR PRODUCING SAME |
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| 申请号 | US15766412 | 申请日 | 2016-07-22 | 公开(公告)号 | US20180306372A1 | 公开(公告)日 | 2018-10-25 |
| 申请人 | Brandenburger Patentverwertung GbR; | 发明人 | Peter Duttenhöfer; | ||||
| 摘要 | A liner tube (1) for rehabilitating sewers and water drainage ducts, with an inner film tube (2), a first layer (4) arranged thereon made of nonwoven material, and a second layer (6) made of glass fiber material and arranged on the layer (4) made of nonwoven material, is characterized in that the first layer (4) contains at least one overlapping wound strip made of nonwoven material, which is impregnated with a fluid reaction resin which can be cured by light or heat, and in that the second layer (6) contains at least one first strip (6a) which is impregnated with a fluid reaction resin and made of glass fiber material, which has glass fibers (8) extending in the longitudinal direction of the liner tube. The invention furthermore relates to a method for producing a liner tube of this kind. | ||||||
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