Patents by Inventor Mathilde Rosendahl Foldschack

Mathilde Rosendahl Foldschack has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Melt composition for the production of man-made vitreous fibres
    Patent number: 9012342
    Abstract: The invention relates to a melt composition for the production of man-made vitreous fibers and man-made vitreous fibers comprising the following oxides, by weight of composition: SiO2 39-43 weight % Al2O3 20-23 weight % TiO2 up to 1.5 weight % Fe2O3 5-9 weight %, preferably 5-8 weight % CaO 8-18 weight % MgO 5-7 weight % Na2O up to 10 weight %, preferably 2-7 weight % K2O up to 10 weight %, preferably 3-7 weight % P2O5 up to 2% MnO up to 2% R2O up to 10 weight % wherein the proportion of Fe(2+) is greater than 80% based on total Fe and is preferably at least 90%, more preferably at least 95% and most preferably at least 97% based on total Fe.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: April 21, 2015
    Assignee: Rockwool International A/S
    Inventors: Mette Solvang, Svend Grove-Rasmussen, Mathilde Rosendahl Foldschack
  • MELT COMPOSITION FOR THE PRODUCTION OF MAN-MADE VITREOUS FIBRES
    Publication number: 20140228195
    Abstract: The invention relates to a melt composition for the production of man-made vitreous fibres and man-made vitreous fibres comprising the following oxides, by weight of composition: SiO2 39-43 weight % Al2O3 20-23 weight % TiO2 up to 1.5 weight % Fe2O3 5-9 weight %, preferably 5-8 weight % CaO 8-18 weight % MgO 5-7 weight % Na2O up to 10 weight %, preferably 2-7 weight % K2O up to 10 weight %, preferably 3-7 weight % P2O5 up to 2% MnO up to 2% R2O up to 10 weight % wherein the proportion of Fe(2+) is greater than 80% based on total Fe and is preferably at least 90%, more preferably at least 95% and most preferably at least 97% based on total Fe.
    Type: Application
    Filed: October 12, 2012
    Publication date: August 14, 2014
    Inventors: Mette Solvang, Svend Grove-Rasmussen, Mathilde Rosendahl Foldschack