Sparger for fermentation and tissue culturing vessels
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United States of America Patent
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Feb 23, 1988
Issued Date -
N/A
app pub date -
Feb 19, 1986
filing date -
Mar 1, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sparger for use in microcarrier fermentation systems is provided which includes a narrow, vertically extending outer chamber defined by a solid wall and a wall formed by a screen, wherein air or other gas is forced under pressure through a tube to the bottom of the chamber and from there to a distribution member for the release of the gas upwardly into the chamber. The top of the chamber is provided with exit openings which communicate to a point above the surface of the medium. In an alternate embodiment, gas is released at the bottom of an inner chamber defined by a wall formed with a plurality of screened windows.
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