Patents by Inventor Henrik M. Kvivik

Henrik M. Kvivik 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).

  • Patent number: 4722684
    Abstract: The present invention relates to an arrangement for suspension of a baking furnace (19) for continuous production of carbon electrodes in direct connection with the smelting furnace (2) wherein the electrodes are consumed. The baking furnace is suspended from a baking furnace frame (15) by means of at least three rails (16), said rails (16) being connected to the baking furnace frame (15) at their upper ends by means of first universal joints (17) and the baking furnace (19) being connected to the rails (16) by means of second universal joints (25) and wherein the baking furnace at its upper ends are equipped with means (21) for guiding the electrode into the baking furnace (19). The rails (16) are preferably threaded spindles and the baking furnace being connected to the spindles by means of nuts (20) having spherical bearings (25). At the lower end of the baking furnace there are preferably arranged at least three guide wheels (23) which via brackets (24) are affixed to the baking furnace (1).
    Type: Grant
    Filed: July 14, 1986
    Date of Patent: February 2, 1988
    Assignee: Elkem a/s
    Inventor: Henrik M. Kvivik