Patents by Inventor Franz Lamla

Franz Lamla 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).

  • Process for the decompostion of polyurethane plastics
    Patent number: 5616623
    Abstract: A process for the decomposition of polyurethane plastic waste materials in which a compound containing at least two isocyanate-reactive hydrogen atoms (e.g., glycol) and polyurethane plastic, together with 2 to 20 times the amount of previously regenerated material, are treated in a mixing and comminution device.
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: April 1, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Munzmay, Peter Fuhrmann, Franz Lamla, Walter Meckel, Werner Rasshofer