Method of packaging products in plastic containers
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United States of America Patent
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Oct 12, 1993
Issued Date -
N/A
app pub date -
Apr 2, 1992
filing date -
Jan 11, 1991
priority date (Note) -
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Abstract
A method of hot filling a plastic container includes the steps of introducing a heated product into the container at a temperature of about 190.degree. F., introducing liquid nitrogen into the container and sealing the container before any significant thermal distortion occurs and cooling the container to room temperature, while maintaining a positive pressure within the cooled container.
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