"siemens martin ofen" in English Siemens-Martin-Ofen {m} open-hearth furnace Siemens-Martin-Öfen {m pl} open-hearth furnaces Detailed translations for "siemens martin ofen" der Siemens-Martin-Ofen{masculine} Siemens-Martin-Ofen(also: SM-Ofen) open-hearth furnace Siemens-Martin-Öfen{masculine plural} Siemens-Martin-Öfen(also: SM-Öfen) open-hearth furnaces