Method of oxygenating yeast slurry using hydrophobic polymer membranes
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United States of America Patent
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Mar 6, 2007
Grant Date -
N/A
app pub date -
Nov 23, 1999
filing date -
Nov 23, 1999
priority date (Note) -
Expired
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Abstract
Disclosed is a an economical method of efficiently oxygenating yeast slurry without bubble formation. The method employs a membrane oxygenator comprising at least one hydrophobic, microporous membrane having a gas side and a liquid side. The yeast slurry flows over the liquid side of the membrane; oxygen is delivered to the gas side of the membrane and passes through the pores to the yeast slurry.
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