Novel Process
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United States of America Patent
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N/A
Issued Date -
Mar 27, 2008
app pub date -
Sep 25, 2007
filing date -
Sep 27, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A process for reducing the oxygen concentration in a container prior to filling the container with a liquid by passing a hollow filling needle through a puncturable part of the container wall, in which the empty container is enclosed within an envelope which is less permeable to oxygen than the container wall. The process is suitable for use with vials having a puncturable closure.
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