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Nuevo aparato para precalentar el agua de alimentación de las calderas de vapor, utilizando el vapor trabajado, caracterizado por que consiste en tres cuerpos unidos entre sí, uno central y dos laterales, el primero sirve de depósito de agua y los otros dos son las cámaras atravesadas por el vapor.
ES0032382U1952-08-271952-08-27Aparato para precalentar el agua de alimentación de las calderas de vapor, utilzando el vapor trabajado
ExpiredES32382Y
(es)