Patents Assigned to RUME Maschinenbau GmbH
  • Method and apparatus for the production of structural foam, particularly cement foam
    Patent number: 5393341
    Abstract: A method for the production of structural foam from air, water, foaming agent and an aggregate, particularly cement foam, for which cement slurry is blown under high pressure into a mixing chamber and mixed with a foaming agent and the mixture immediately thereafter is conveyed to an expansion nozzle, into which metered amounts of compressed air are blown.
    Type: Grant
    Filed: December 23, 1993
    Date of Patent: February 28, 1995
    Assignee: RUME Maschinenbau GmbH
    Inventors: Dieter Meier, Heinz Ruppert