Patents Assigned to Societe dite: Tractel, S.A.
  • Patent number: 4475717
    Abstract: Each half-case of the apparatus comprises a main half-case of pressed steel sheet provided with two chimneys on which is mounted a reinforcement piece, also of pressed steel sheet, having openings corresponding to the chimneys. The main half-case and the reinforcement piece separately each receive an anti-corrosion coating. Two symmetrical half-cases are finally fitted together along a longitudinal plane.
    Type: Grant
    Filed: July 9, 1982
    Date of Patent: October 9, 1984
    Assignee: Societe dite: Tractel, S.A.
    Inventors: Andre Desplats, Hans Klabunde