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E W Harvey Gas Furnace Co Ltd
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E W Harvey Gas Furnace Co Ltd
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Priority to ES68487ApriorityCriticalpatent/ES68487A1/es
Publication of ES68487A1publicationCriticalpatent/ES68487A1/es
Un procedimiento para reducir y fundir minerales en estufas u hornos de fundir eléctricos con galería superpuesta, recorrida por los gases calientes escapados de la citada estufa u horno de fundir.
Horno de crisol para calefacción por combustible sirviendo para la ejecución de procedimientos químicos continuos, notablemente procedimientos metalúrgicos.