Patents Assigned to Bethlelem Steel Corporation
  • Process for removing stains from steel sheet in a continuous pickling line
    Patent number: 6491761
    Abstract: The present invention is directed to a mothod for preventing the formation of additional surface stains on destained steel sheet processed in a continuous pickle line operation.
    Type: Grant
    Filed: July 24, 2000
    Date of Patent: December 10, 2002
    Assignee: Bethlelem Steel Corporation
    Inventors: John W. Wray, Darrell E. Murphy, Michael Pilnock