METHOD AND DEVICE FOR FILLING FLEXIBLE TUBULAR BAG PACKAGING
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United States of America Patent
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Issued Date -
Nov 22, 2018
app pub date -
Dec 13, 2016
filing date -
Dec 13, 2016
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Abstract
A method can fill a flexible tubular-bag packaging with a filler that contains a coarse material and can close the tubular-bag packaging. The method includes: (a) introducing a filler into a tube, (b) displacing the filler out of a closure zone of the tube, (C) pinching-off the tube in the closure zone, (d) substance-to-substance joining of oppositely disposed regions of the tube in the closure zone to form closed ends of successive tubular bags, (e) separating a tubular bag from the tube, such that two ends of successive tubular bags produced by cutting of the tube are each closed by substance-to-substance bonding.
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