Apparatus and method for sterilizing an aseptic web
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United States of America Patent
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-
Dec 4, 2001
Grant Date -
Oct 4, 2001
app pub date -
Aug 20, 1999
filing date -
Aug 20, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention teaches apparatus and method for an improving the sterilizing of paperboard web material within the typical form, fill, and seal machines currently being used in the aseptic packaging of liquid drinks. By the present invention an anilox roll, typically used in the printing industry, has a sterilant, such as hydrogen peroxide, imbedded within the microscopic pores formed on the cylindrical surface of the roll after which the paperboard material subjected to rolling contact with the roll whereby the sterilant is uniformly applied to the paperboard thereby sterilizing the surface of the paperboard.
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