The flange of the pour spout is adhered to {HEAD ~ the outer surface} of {TAIL ~ the outer barrier layer}, with the operations of sealing the barrier layers together and of adhering the flange preferably being carried out simultaneously by an ultrasonic pressing operation 
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The flange of the pour spout is adhered to { HEAD ~ the outer surface } of { TAIL ~ the outer barrier layer } , with the operations of sealing the barrier layers together and of adhering the flange preferably being carried out simultaneously by an ultrasonic pressing operation
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH