Smelting or reduction furnace, in particular electric arc furnace with an open, semi-closed or closed configuration
The invention relates to a melting or reduction furnace, in which the charge stock is supplied using feed pipes. Each feed pipe has a mouthpiece that is not cooled and is configured from an uncooled wear-resistant inner guide pipe and an uncooled concentric, heat-resistant outer protective pipe.
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention relates to a melting or reduction furnace, in which the charge stock is supplied using feed pipes. Each feed pipe has a mouthpiece that is not cooled and is configured from an uncooled wear-resistant inner guide pipe and an uncooled concentric, heat-resistant outer protective pipe. |
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