Patents Assigned to Deutsche Rockwool Mineralwoll GbmH & Co. OHG
  • Method for providing a fire safe penetration in building element
    Patent number: 9404251
    Abstract: The invention relates to a method for providing a fire safe penetration in a building element, especially in a ceiling, floor or in a lightweight wall comprising a framework of profile elements and at least one outer covering being fixed to said profile elements.
    Type: Grant
    Filed: November 2, 2011
    Date of Patent: August 2, 2016
    Assignees: Rockwool International A/S, Deutsche Rockwool Mineralwoll GbmH & Co. OHG
    Inventor: Stephan-Ferdinand Reichinger