Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 23, 2009
Patent Application Number
10520480
Date Filed
July 10, 2003
Patent Primary Examiner
Patent abstract
Metallurgical vessel for iron and steel making including 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. Each lance includes an end portion for emitting oxygen containing gas. The lance arrangement is configured so as to achieve in operation a substantially downwardly directed flow of post-combusted gases at the side wall of the vessel and a substantially upwardly directed flow of post-combusted gases in the center of the vessel.
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