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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Cranston William Mac Intyre
Original Assignee
Cranston William Mac Intyre
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Filing date
Publication date
Application filed by Cranston William Mac IntyrefiledCriticalCranston William Mac Intyre
Priority to ES28705ApriorityCriticalpatent/ES28705A1/es
Publication of ES28705A1publicationCriticalpatent/ES28705A1/es
Un procedimiento mecánico-químico para el cobreado exterior de los utensilios de menaje en acero, hierro batido o de fundición y de toda clase de metales usados para dichos utensilios.
Un nuevo procedimiento de extracción del azufre de la pirita de hierro natural o crudo, o de los residuos de pirita de hierro con obtención simultánea de subproductos utilizables.