Flat ceiling for ovens. (Machine-translation by Google Translate, not legally binding)

摘要

Flat roof for ovens, formed by hanging pieces of refractory material grouped in rows and arranged transversely to the furnace and other pieces of refractory supported on the previous ones, characterized in that in transverse direction to the furnace both the hanging pieces and the supported are arranged with their vertical faces completely together and the rows are pressed by elastic joints supported on the walls of the furnace, while in the longitudinal direction to the furnace the hung pieces, have a supporting projection whose horizontal face makes of gaskets with the corresponding projection of the supported parts, which have little expansion in longitudinal direction to the furnace. (Machine-translation by Google Translate, not legally binding)