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Device for matallurgic treatment of metal melts.
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Device for heating a cast pocket
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Rotary pipe switch
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Connector for vacuum pipe fitted to condenser of vapour pump - esp. for vacuum plant employed for the treatment of molten steel
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Refining molten steel to obtain very low manganese content - by vacuum decarburising, then oxidn. of manganese, used e.g. to mfr. silicon electrical steel sheet
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Method for the production of quality steels
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