Drink pouches and methods for producing them
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United States of America Patent
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Aug 30, 2005
Grant Date -
Sep 26, 2002
app pub date -
Apr 12, 2001
filing date -
Apr 12, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There are disclosed methods of making drinking pouches constructed from at least two panels of flexible laminate web material, at least a first panel thereof having a structural layer (21), a barrier layer (22) and a sealant layer (23), the sealant layer having a first thickness. An exemplary method comprises the steps of punching a hole (19) through the first panel, extruding molten sealant onto the sealant layer (24), thereby occluding the hole, colling the first panel and joining the panels together to thereby form a drinking pouch.
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