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Caldera de tubos de agua en unión con una caldera de tubos de huso caracterizada porque la caldera de tubos de humo está situada por encima de la superficie de calefacción de la caldera de tubos de agua que circunda al espacio de fuego.
ES0205565A1951-10-021952-09-27CALDERA DE TUBOS DE AGUA EN UNIoN CON UNA CALDERA DE TUBOS DE HUMO
ExpiredES205565A1
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