Patents Assigned to McDonnen-Douglas Corporation
  • Method for inhibiting inland corrosion of steel
    Patent number: 4980195
    Abstract: An improved method for inhibiting inland atmospheric corrosion of steel by a sacrificial coating of aluminum, galvanically activated by small surface deposits of metallic indium is disclosed.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: December 25, 1990
    Assignee: McDonnen-Douglas Corporation
    Inventor: Robert Olds