Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31C—MAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31C1/00—Making tubes or pipes by feeding at right angles to the winding mandrel centre line
Verfahren zum Abziehen einer Bahn aus thermoplastischem Material fuer die Beutelherstellung von einer Schweissstange und Beutelherstellungsmaschine zur Durchfuehrung des Verfahrens
Verfahren und Vorrichtung zum Herstellen von zu einem Block gestapelter und durch Schweißung im Kantenbereich miteinander verbundener Beutel oddgl. Verpackungen