METHOD OF DEPOSITING A MEMBRANE WITHIN A CONDUIT

摘要

METHOD OF DEPOSITING A MEMBRAME WITHIN A CONDUIT A method of depositing a coiled member (2) and, optionally, d membrane in a conduit in contact with the walls of the conduit involves placement of the coiled member (2) in the conduit in a longitudinally expanded condition and releasing the force on the coiled member to cause it to contract and expand against the walls of the conduit.