Patents Assigned to Mecano-Bundy GmbH
  • Method of applying protective coatings to metal products
    Patent number: 4003760
    Abstract: A method for applying a coating on metal articles that is resistant to chemical and mechanical attack including the steps of first applying a galvanic zinc coating over a metal article, next applying a chromate coating over the zinc coating, drying the chromate coating, and thereafter applying a fluoroplastic resinous coating over the chromate coating.
    Type: Grant
    Filed: March 1, 1974
    Date of Patent: January 18, 1977
    Assignee: Mecano-Bundy GmbH
    Inventors: Wolfgang Labenski, Heinz Paul Schapitz, Hans-Peter Wessel