Preparing organic powder by anaerobically treating fermentation waste fluid and aerobically treating the digested fermentation liquor
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United States of America Patent
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Mar 21, 2000
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N/A
app pub date -
Jan 16, 1998
filing date -
Jan 29, 1997
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Expired
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Abstract
The present invention relates to a process for producing granulated organic matters wherein a precipitated fraction obtaied in a settling tank from a methane fermentation fluid having been treated aerobically in an aeration tank is added to a fermentation waste fluid. According to the present invention, there is provided a process for producing physically stable granulated organic matters with reduced increase of stickiness occurring at the time of manufacturing granulated organic matters from fermentation waste fluid.
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