Patents Assigned to Fulgurit Baustoffe GmbH
  • Method for producing construction panels using air hardening
    Patent number: 5200266
    Abstract: A method for producing construction panels comprising cellulose fibers as the reinforcing means and of at least one inorganic binder such as cement and possibly of fillers, wherein the crude panels are subjected to air hardening by being stored in stacking structures so that in spite of the use of cement as the binder, cellulose fibers are used without being destroyed.The invention provides that the sulfur trioxide content in the cement shall be less than 2%.
    Type: Grant
    Filed: April 28, 1988
    Date of Patent: April 6, 1993
    Assignee: Fulgurit Baustoffe GmbH
    Inventor: Gunter Exner