Method for the production of self-venting packaging

The present invention relates to a method for the production of a self-venting filled packaging with an ultrasonic valve seal (3), said valve seal comprising an inside-inside seal, said seal being a weakening stress point of said packaging suitable to break when the filled packaging is heated, where...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	UTZ, HELMAR
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	The present invention relates to a method for the production of a self-venting filled packaging with an ultrasonic valve seal (3), said valve seal comprising an inside-inside seal, said seal being a weakening stress point of said packaging suitable to break when the filled packaging is heated, wherein said ultrasonic valve seal is performed after the filling of said packaging.