Patents by Inventor Josef Rabe

Josef Rabe 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).

  • Crucible furnace
    Patent number: 4334857
    Abstract: A crucible furnace includes an ejector for removing the crucible from the furnace. The ejector consists of an ejector apparatus located below the floor of the furnace. A pressure transfer body in the shape of an inverted truncated cone is normally inserted in a truncated cone-shape opening in the furnace floor. The ejector acts upon the pressure transfer body to lift the body, as well as the crucible resting upon the body, out of the furnace. A hydraulic cylinder activates the ejector device.
    Type: Grant
    Filed: May 14, 1980
    Date of Patent: June 15, 1982
    Assignee: BBC Brown, Boveri & Company, Limited
    Inventors: Artur Smitka, Josef Rabe