| 摘要 |
<p>Metallurgical vessel comprising a bottom portion, a sidewall and a lance arrangement of at least two lances for supplying oxygen containing gas to the interior of the vessel in operation wherein each lance comprises an end portion for emitting oxygen containing gas characterised in that the lance arrangement is suitable for increasing in operation a downwardly directed flow of post combusted gases at the side wall of the vessel and an upwardly directed flow of post-combusted gases in the centre of the vessel. <IMAGE></p> |
