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Individual
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Individual
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Priority to ES6681ApriorityCriticalpatent/ES6681A2/es
Publication of ES6681A2publicationCriticalpatent/ES6681A2/es
Un procedimiento para el tratamiento metalúrgico por la vía húmeda de los minerales naturales y artificiales, conteniendo, al estado simple o complejo, los metales; zinc, oro, plomo, plata, cobre u otros.
Mejoras en los aparatos para el tratamiento del cobre o compuestos cobrizos para la producción de sulfato de cobre y extracción de los metales preciosos.