Patents by Inventor Mathias Luettenberg

Mathias Luettenberg 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 for opening and closing a tapping opening of a metallurgical smelting vessel and metallurgical smelting vessel
    Patent number: 9200846
    Abstract: The invention relates to a method for opening and closing a tapping opening of a metallurgical smelting vessel in particular of an electric arc furnace, in the bottom region of which a wall section having an opening is arranged, wherein a device for moving block elements in a direction (T) perpendicular to the surface normal of the wall section in the area of the opening is arranged below the opening, wherein the device holds the block elements on the wall section in such a way that the block elements lie against the wall section in a sealing manner.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: December 1, 2015
    Assignee: SMS GROUP GMBH
    Inventor: Mathias Luettenberg
  • METHOD FOR OPENING AND CLOSING A TAPPING OPENING OF A METALLURGICAL SMELTING VESSEL AND METALLURGICAL SMELTING VESSEL
    Publication number: 20150145184
    Abstract: The invention relates to a method for opening and closing a tapping opening of a metallurgical smelting vessel in particular of an electric arc furnace, in the bottom region of which a wall section having an opening is arranged, wherein a device for moving block elements in a direction (T) perpendicular to the surface normal of the wall section in the area of the opening is arranged below the opening, wherein the device holds the block elements on the wall section in such a way that he block elements lie against the wall section in a sealing manner.
    Type: Application
    Filed: May 16, 2013
    Publication date: May 28, 2015
    Inventor: Mathias Luettenberg