Method for sealing pipes.

摘要

The invention describes a method of lining a passageway (20) by everting into the passageway a liner. The resin (18) is applied to the everting face of the liner inside the passageway and the everting faces defined by absorbent material (14). A vacuum is applied to the portion of the liner which travels along the passageway and before eversion, so that the resin will be drawn into the absorbent material effectively.