Patents by Inventor Rudolf Kmeco

Rudolf Kmeco 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).

  • Apparatus for processing low-grade waste paper
    Patent number: 4334984
    Abstract: Apparatus for processing low-grade collected waste paper. Short, so-called zero fibers, which form up to 30 percent of the whole material, and which substantially reduce the quality of paper manufactured therewith are removed, and the bonding properties of the long fiber fraction are removed. It is possible by use of the apparatus to process to paper of good quality from collected low-grade waste paper without previous manual separation of different kinds of waste paper.
    Type: Grant
    Filed: February 2, 1981
    Date of Patent: June 15, 1982
    Assignee: Vyzkumny ustav papieru a celulozy
    Inventors: Svetozar Vagac, Anton Kostka, Milan Carsky, Lubor Sedlacek, Jaroslav Navratil, Jiri Mueller, Rudolf Kmeco, Vaclav Knob