Abstract

The present invention relates to a method for manufacturing a sewage pipe element comprising a plastics lining, the method comprising the following steps: providing a mould 2 for manufacturing the sewage pipe element, comprising a first sleeve 22 and a plastics element 20; introducing a concrete into the mould 2; attaching a second sleeve 28; demoulding the sewage pipe element; the first sleeve 22 being connected to the plastics element 20 and the plastics element 20 being connected to the second sleeve 28 in a fluid-tight manner in each case and forming at least part of the plastics lining.

IPC Classes  ?

• B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
• F16L 9/08 - Rigid pipes of concrete, cement, or asbestos cement, with or without reinforcement
• F16L 58/18 - Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
• F16L 58/10 - Coatings characterised by the materials used by rubber or plastics
• B28B 21/94 - Methods or apparatus for treating or reshaping for impregnating or coating by applying liquids or semi-liquids
• E03F 3/04 - Pipes or fittings specially adapted to sewers
• E03F 3/06 - Methods of, or installations for, laying sewer pipes
• F16L 21/00 - Joints with sleeve or socket
• F16L 25/00 - Construction or details of pipe joints not provided for in, or of interest apart from, groups