Patents Assigned to Gel Alsthom SA
  • Superconductor current-limiting apparatus
    Patent number: 5250508
    Abstract: The invention relates to superconductor current-limiting apparatus of the type having a magnetic core around which firstly a superconductor component is disposed, followed by an electric coil made of non-superconducting material, the apparatus being designed to be inserted in a line to be protected (L), the assembly constituted by the magnetic core (6A, 6B), the superconductor component (3A, 3B) and the electric coil (2A, 2B) forming a current-limiting unit which is connected in the line to be protected in series with a circuit-breaker.
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: October 5, 1993
    Assignee: Gel Alsthom SA
    Inventor: Van Doan Pham