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Nuevo procedimiento para oxidar las piritas ferro-cobrizas que han de tratarse por medio del hierro para obtener el precipitado conocido con el nombre de cascarilla de cobre.
Un procedimiento perfeccionado para emplearlo en la fabricación de agentes desinfectantes y sustancias para blanquear por medio del aparato que se describe, siendo dicho procedimiento también aplicable a la desinfección o purificación del agua de las alca