Patents by Inventor Karl H. Fernow

Karl H. Fernow 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 building up and repairing a refractory lining
    Patent number: 4199108
    Abstract: Apparatus for building up and repairing a refractory lining of an industrial oven or like hot-running vessel comprises a disc rotatable in a horizontal plane in either direction for centrifugally depositing a granular refractory material on a portion of the lining to be built up or repaired, a conduit having an outlet opening above the disc for feeding the granular material thereto, and a drive shaft for the disc and for mixing and conveying elements for the granular material in the conduit, these elements being capable of conveying the granular material to the rotatable disc in either one of the selected directions of rotation of the disc.
    Type: Grant
    Filed: July 5, 1978
    Date of Patent: April 22, 1980
    Assignee: Veitscher Magnesitwerke-Actien-Gesellschaft
    Inventors: Friedrich Baumgartner, Karl H. Fernow, Franz Waisnix, Franz Weiss, Werner Zach