Patents Assigned to Andritz Separation GmbH
  • Screen-type screw centrifuge
    Patent number: 11654444
    Abstract: A screen-type screw centrifuge including a screw drive shaft, a screw hub, a hollow screw main body and a ring-shaped annular-gap cover. At least one axial access channel is formed radially between a screw main body circumferential wall and the annular-gap cover. Using a tool engagement portion of a tightening means, by which the screw main body is fixed to the screw hub with a first screw main body axial end portion thereof, is axially accessible from a second screw main body axial end portion.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: May 23, 2023
    Assignee: Andritz Separation GmbH
    Inventors: Dieter Scherer, Franziska Zhu