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Priority to ES0162908ApriorityCriticalpatent/ES162908A2/es
Publication of ES162908A2publicationCriticalpatent/ES162908A2/es
Mejoras caracterizadas porque cuando el horno es de gran capacidad se disponen en su interior varios tubos o columnas reguladoras de la circulación de los gases provistas dichas columnas o tubos en su parte inferior de los correspondientes quemadores o mecheros.