Patents Assigned to Evelyn A. Grabe
  • Welding aid
    Patent number: 4861392
    Abstract: A welding aid includes a particular carbon-based weld spatter adhesion inhibitor, and a particulate calcium-based adjuvant mixed with the inhibitor. The mixture is capable of being applied to a metal surface to be welded, thereby to inhibit adhesion of weld spatters to the metal surface on welding of the metal surface.
    Type: Grant
    Filed: June 14, 1988
    Date of Patent: August 29, 1989
    Assignee: Evelyn A. Grabe
    Inventor: Richard J. Grabe