Patents by Inventor Erk Boysen

Erk Boysen 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: 5613548
    Abstract: A continuous casting plant for casting thin slabs includes an electromagnetic decelerating unit for the molten steel which flows into the mold through a submerged casting pipe. The electromagnetic decelerating unit is composed of a coil with a ferromagnetic core arranged on each of the long sides of the mold and a yoke surrounding the mold. The cores on the long sides of the mold each are composed of a principal core and a partial core on the side of the cast strand, wherein different partial cores can be used as desired for adapting the magnetic field to changing casting conditions.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: March 25, 1997
    Assignee: SMS Schloemann-Siemag Aktiengesellschaft
    Inventors: Hans Streubel, Gunter Flemming, Erk Boysen
  • Patent number: 5428981
    Abstract: A method of forming a wide side wall of a chill mold for a thin slab casting installation and which has a bulged widened region proceeding from the upper edge of the wall and terminating toward the sides and toward the bottom of the wall, includes making the wall of copper with a thickness of 5-50 mm, and forming the bulged widened region under tension or a combination of tension and compression conditions.The apparatus for performing the method includes a bottom plate die with an appropriate contoured face, and a power-operated upper die the end face of which is shaped to match desired bulge of the widened region of the wall and cooperates with the contoured face of the bottom die plate to form the widened region.
    Type: Grant
    Filed: April 2, 1993
    Date of Patent: July 4, 1995
    Assignee: SMS Schloemann-Siemag Aktiengesellschaft
    Inventors: Horst Grothe, Erk Boysen, Hans Streubel