Patents by Inventor Kurt Sirenius

Kurt Sirenius 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).

  • Method for the production of particle boards
    Patent number: 4565662
    Abstract: A method for the production of particle boards by addition of a hydrophobing agent and a curable glue to wood based particles, shaping of the particle mass and subsequent curing of the glue by application of pressure and heat. The quality of the board is increased by keeping the hydrophobing agent heated above its melting temperature in the presence of the particles before the gluing.
    Type: Grant
    Filed: April 29, 1983
    Date of Patent: January 21, 1986
    Assignee: AB Casco
    Inventors: Bjorn Mansson, Kurt Sirenius, Birger Sundin