Patents by Inventor Hans Groos

Hans Groos 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 and device for producing biodiesel
    Publication number: 20050204612
    Abstract: The present invention concerns a method for the continuous production of biodiesel from biogenic fat- or oil-containing starting mixtures with a high content of free fatty acids as well as a device for producing biodiesel.
    Type: Application
    Filed: September 8, 2003
    Publication date: September 22, 2005
    Inventors: Joosten Connemann, Jurgen Fischer, Hans Groos, Arne Philippsen