Patents Assigned to El-Plasma Ltd.
  • Apparatus for the treating of metal surfaces
    Patent number: 5496459
    Abstract: An apparatus for the surface treatment of a metal workpiece which involves-the generation between a major exposed portion of an anode and successive restricted areas of a first surface of the workpiece serving as a cathode, a vacuum arc discharge having an arc current which is not substantially less than 50 amp. and having a positive voltage-current gradient.
    Type: Grant
    Filed: March 18, 1994
    Date of Patent: March 5, 1996
    Assignee: El-Plasma Ltd.
    Inventor: Moisei Esterlis