Verfahren und Vorrichtung zur Herstellung eines kontinuierlichen Folienschlauchs aus einer ebenen Folienbahn
摘要
Welding of the overlapping edges of the film tube (3) is effected by contactless hot air welding. An Independent claim is also included for the process equipment comprising a contactless hot air sealing unit (9).
申请公布号
DE19804221(A1)
申请公布日期
1999.08.05
申请号
DE1998104221
申请日期
1998.02.04
申请人
NATEC, REICH, SUMMER GMBH & CO. KG, 88178 HEIMENKIRCH, DE
