| 摘要 |
2108578 9218818 PCTABS00017 An electric arc furnace or converter is provided with a taphole (2) and/or collector nozzle (10) which is provided, for at least a portion of its length, with an offset bore enlargement (13). The furnace may be a tilting electric arc furnace, and may be provided with a sliding gate taphole valve (3) having a collector nozzle with an offset bore enlargement attached to the sliding gate (9).
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