Thames Water Utilities Limited

Kirsten Elizabeth Atkinson

Trevor George Sanders

Clive Anthony Woodward

The invention relates to a liner comprising a flexible material ( ) with means adapted to increase the surface area thereof, and adhesive/sealant ( ) and a release tape ( ) with reinforcing strips ( ). An example of a means of adapting the surface, whereby strips of adhesive/sealant ( ) are applied to the release tape and then the flexible material ( ) applied and compacted to form the profile. The liner is then formed into a tube. It may be folded into a cruciform shape. An end elevational view of a folded liner in a pipe ( ) prior to application of the pipe.

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Aberdeen, United Kingdom

Kirsten Elizabeth Atkinson