Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES3293ApriorityCriticalpatent/ES3293A1/es
Publication of ES3293A1publicationCriticalpatent/ES3293A1/es
Un procedimiento perfeccionado para extraer el metal de cobre del mineral que lo encierra efectuándose dicho procedimiento por medio del aparato que se describe.