Patents Assigned to VICAT SA
  • Oxyfuel clinker production with special oxygen addition
    Patent number: 11878950
    Abstract: Processes and plants for producing cement clinker, in which an oxygen-containing gas having a proportion of 15% by volume or less of nitrogen and a proportion of 50% by volume or more of oxygen is conveyed from a first section of the cooler directly adjoining the top of the furnace into the rotary furnace and is optionally additionally conveyed to the calciner, and where the total gas streams fed in to the combustion processes consist to an extent of more than 50% by volume (preferably more than 85% by volume) of oxygen.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: January 23, 2024
    Assignees: THYSSENKRUPP INDUSTRIAL SOLUTIONS AG, VICAT SA
    Inventors: Jost Lemke, Eike Willms