Patents Assigned to Kohlensaurewerk Deutschland GmbH
  • Process for the explosive comminution of cellular material
    Patent number: 4934608
    Abstract: A process for explosive comminution of cellular material in which the material is subjected to compressed gas in a pressure chamber and then discharged from the pressure chamber with explosive pressure release in small portions against the grinding means of a mill.
    Type: Grant
    Filed: June 2, 1989
    Date of Patent: June 19, 1990
    Assignee: Kohlensaurewerk Deutschland GmbH
    Inventors: Klaus F. Sylla, Ulrich Grunhoff