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Individual
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Individual
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Priority to ES3716ApriorityCriticalpatent/ES3716A1/es
Publication of ES3716A1publicationCriticalpatent/ES3716A1/es
ES3716A1883-10-291883-10-29Mejoras en el procedimiento para tratar o reducir los minerales de hierro, a fin de obtener hierro o acero de los mismos.
ExpiredES3716A1
(es)