Patents Assigned to Norina Bautechnik GmbH
  • Use of fluidized bed ash in a finishing mortar
    Patent number: 5104451
    Abstract: A mortar for the production of a floor is prepared from a mixture of anhydrite binder, sand, fluidized bed ash from the fluidized bed firing of a sulfur-bearing fuel such as coal, water and a selection of additives, resulting in advantageous technological properties.
    Type: Grant
    Filed: September 11, 1990
    Date of Patent: April 14, 1992
    Assignee: Norina Bautechnik GmbH
    Inventors: Klaus Steppler, Rudolf Ostrowski