A method for disposing a waterproof liner in a container includes disposing a bag within the container and attaching the peripheral edges at the opening of the bag to the peripheral edges of the container opening. A negative pressure is then formed in the space between the bag and the inner walls of...http://www.google.fr/patents/US4863339?utm_source=gb-gplus-shareBrevet US4863339 - Vacuum assisted method for installing a waterproof liner
Vacuum assisted method for installing a waterproof liner
