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E W Harvey Gas Furnace Co Ltd
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E W Harvey Gas Furnace Co Ltd
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Application filed by E W Harvey Gas Furnace Co LtdfiledCriticalE W Harvey Gas Furnace Co Ltd
Priority to ES68487ApriorityCriticalpatent/ES68487A1/en
Publication of ES68487A1publicationCriticalpatent/ES68487A1/en
A process for reducing and melting minerals in electric melting stoves or furnaces with a superimposed gallery, traversed by the hot gases escaping from said furnace or melting furnace.