Patents by Inventor Christina Wallin

Christina Wallin 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).

  • Control system, computer program product, device and method
    Patent number: 7669638
    Abstract: A control system for regulating the flow of liquid metal in a device for casting a metal. A detector measures a process variable. A control unit evaluates data from the detector. At least one process parameter is automatically varied in order to optimize casting conditions. The detector measures a characteristic of the meniscus at at least two points on the meniscus instantaneously throughout the casting process.
    Type: Grant
    Filed: November 28, 2003
    Date of Patent: March 2, 2010
    Assignee: ABB AB
    Inventors: Sten Kollberg, Jan-Erik Eriksson, Carl-Fredrik Lindberg, Mats Molander, Peter Löfgren, Göte Tallbäck, Rebei Bel Fdhila, Bertil Samuelsson, Stefan Israelsson Tampe, Christina Wallin
  • Control system, computer program product, device and method
    Publication number: 20060162895
    Abstract: A control system for regulating the flow of liquid metal in a device for casting a metal. A detector measures a process variable. A control unit evaluates data from the detector. At least one process parameter is automatically varied in order to optimize casting conditions. The detector measures a characteristic of the meniscus at at least two points on the meniscus instantaneously throughout the casting process.
    Type: Application
    Filed: November 28, 2003
    Publication date: July 27, 2006
    Applicant: ABB AB
    Inventors: Sten Kollberg, Jan-Erik Eriksson, Carl-Fredrik Lindberg, Mats Molander, Peter Lofgren, Gote Tallback, Rebei Bel Fdhila, Bertil Samuelsson, Stefan Israelsson Tampe, Christina Wallin