SO2-ethanol-water (SEW) fractionation of lignocellulosics followed by conditioning of the SEW spent fractionation liquor for sugar fermentation and recovery of lignosulfonate, SO2 and ethanol

Adriaan van Heiningen (Inventor), Evangelos Sklavounos (Inventor)

    Research output: Patent

    Original languageEnglish
    Patent numberUS 61/453581, United States of America
    Publication statusPublished - 2011
    MoE publication typeH1 Granted patent


    • ABE fermentation
    • biofuels
    • Clostridia
    • conditioning
    • SO2-ethanol-water fractionation
    • spruce

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