| 摘要 |
<p>This invention relates to a lining for the base and sides of dumps for the disposal of wastes by burial, with high security against seepage losses. The lining comprises at least two layers of impermeable material between which there is placed a layer of draining material. Within this layer of draining material are located pipes which can be attached to means for the injection of sealing material to repair any damage to the layers of impermeable material. <IMAGE></p> |
