Thermoplastic pipe end with a sealing ring, is produced by placing the ring in a preformed inner wall groove and then shaping the groove to hold the seal in place
AU6972800A
Heating station for heating the extremities of plastic pipes
WO9957480A1
Socket end for plastic tubes
ATA52098A
Heating station used when molding polyolefin pipe collars, comprises rotor carrying internal and external heating and cooling equipment for pipe end
