• Title/Summary/Keyword: 주정원료

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자료

  • Korea Alcohol and Liquor Industry Association
    • 주류산업
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    • v.26 no.2 s.88
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    • pp.99-101
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    • 2006
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A Study on the Inhibition of Anaerobic Digestion for Alcohol Distillery Wastes (주정폐수 혐기성 소화의 저해작용에 관한 연구)

  • Chang, In-Soung;Kim, Jae-Shin;Lee, Chung-Hak;Park, Kap-Song
    • Applied Chemistry for Engineering
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    • v.4 no.3
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    • pp.576-582
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    • 1993
  • In order to investigate the inhibition of anaerobic digestion with alcohol-distillery wastes, batch anaerobic digestion experiments were conducted. Both naked-barley based and rice based alcohol-distillery wastes were separated into soluble organic fractions and suspended solids fraction using diafiltration with ceramic membranes. Each fraction of retentates and permeates, and the raw alcohol-distillery wastes were used as feeds for the anaerobic digestion study. The suspended solids fraction from the naked-barley stillages had produced much more propionic acid than the soluble organic fractions or raw alcohol-distillery wastes. The inhibition of anaerobic digestion for naked-barley alcohol-distillery wastes may be due to the higher productions of propionic acid with solids fraction of the wastes.

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