Patents Issued in October 21, 1976
  • Electromagnetic casting apparatus
    Patent number: 3985179
    Abstract: An electromagnetic casting apparatus wherein a ring-type inductor generates an electromagnetic field having a flux density which diminishes in intensity toward the top of the inductor to more efficiently control the shape of the molten metal within the inductor.
    Type: Grant
    Filed: July 28, 1975
    Date of Patent: October 21, 1976
    Assignee: Kaiser Aluminum & Chemical Corporation
    Inventors: David G. Goodrich, Ludwig John