Patents Assigned to Societe des Terres Refractaires du Boulonnais
  • Device for guiding molten steel in a tundish
    Patent number: 5662862
    Abstract: A device is located between the outlet zone and the distribution zone of a tundish that is provided with a reheat system, such as a plasma torch, at one side of a heading chamber. The device includes a refractory unit pierced by at least a first conduit having the shape of a truncated cone curved towards the predefined zone of the heating chamber and preferably flared at this zone, so as to ensure that liquid steel flow coming from the outlet zone is guided unidirectionally towards the predefined zone of the heating chamber.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: September 2, 1997
    Assignee: Societe des Terres Refractaires du Boulonnais
    Inventors: Yves Braud, Jean-Paul Hertault