WERKWIJZE VOOR HET VERVAARDIGEN VAN EEN DOOR VERWARMEN KRIMPBARE GEKROMDE BUISVORMIGE FOELIE.

摘要

A method for producing arcuately curved film casings particularly suitable for a foodstuff such as meat or the like, by an inflation process, wherein a non-stretched resin tube is advanced along and in contact with a circumferential surface of a cylindrical shaping member at the time of inflation of the tube.