| 摘要 |
A liner for a pipe (14) comprising; an imperforate inner tube (12), a first fiber matrix (16) surrounding said tube, a layer (18) of resin impregnated open cell foam surrounding said first fibre matrix, and a second fibre matrix (20) surrounding said layer of open cell foam, radial compression of said foam effecting flow of said resin through said first and second fibre matrices into bonding contact with said tube and pipe, respectively. |
