Patents Assigned to Eltra KG Leicht und Trambauer
  • Heating panel for use in explosion-prone furnaces
    Patent number: 3930488
    Abstract: A heating panel for use in explosion-prone furnaces comprises a heating element on the inner side thereof, and on the outer side of the heating element a series of spaced parallel sheets of aluminum foil which, in the case of an explosion, simply blow out and are easily replaceable. The panel is rectangular and bordered with insulating material and it is contemplated that a plurality of the panels can be assembled in side-by-side relationship. The heating element may be electrical or run on gas or oil.
    Type: Grant
    Filed: October 24, 1974
    Date of Patent: January 6, 1976
    Assignees: Licencia Talalmanyokat Ertekesito Vallalat, Eltra KG Leicht und Trambauer
    Inventors: Janos Wallis, Horst Hammecke