Patents Assigned to Metso Automation Oy
  • Method and measuring apparatus for measuring freeness
    Patent number: 6523395
    Abstract: The invention relates to a method and measuring apparatus for measuring freeness. Freeness is measured with the help of an automatic data processing apparatus (30) so that the flow rate of a liquid draining from a measuring chamber (10) is measured using the measuring apparatus (12) until the flow rate is equal to or lower than a predefined flow rate.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: February 25, 2003
    Assignee: Metso Automation Oy
    Inventor: Martti Kähkönen