Patents Assigned to Norozymes Als
  • Detoxifying and recycling of washing solution used in pretreatment of lignocellulose-containing materials
    Patent number: 9695549
    Abstract: The invention relates to a process of detoxifying pretreated lignocellulose-containing material comprising washing the pretreated lignocellulose-containing material in a washing solution and treating the used washing solution to remove an enzyme inhibitor and/or an inhibitor of a fermenting organism before recycling the used washing solution.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: July 4, 2017
    Assignees: Norozymes Als, CofCo Ltd
    Inventors: Haiyu Ren, Hong Zhi Huang, Jie Zheng