Improvements in the object of the main patent, nº 397928, for: perfections in the construction of saturated vapor ovens. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the object of the main patent no. 397,928, by "improvements in the construction of saturated steam ovens" essentially characterized by the fact of establishing a circuit of feedback of heat between the combustión hearth and a point located downstream of the circuit of hot combustión gases, through the provision at this point of a derivation by which an adjustable part of the flow of combustión gases is diverted, under the aspiration of a driving device that sends this fractional flow to a point of the air intake of the home, so that the combustión air temperature that rises in the combustión zone rises. (Machine-translation by Google Translate, not legally binding)