According to the characteristics of steelmaking with semi-steel at PZH steel, the structure and spray nozzle of oxygen lance for high supply intensity were discussed.

针对攀钢半钢炼钢的特点，设计了高供氧强度的新型氧枪。

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The new technology includes precise design on the oxygen lance and nozzle and establishment of proper oxygen supply schedule.

转炉高效吹氧技术包括正确设计氧枪喷头，制定正确的供氧工艺。

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In this paper the novel structure of nozzle for the oxygen lance and cooling patterns newly designed abroad in the recent years as well as associated data are provided for references to steel makers.

文中介绍的国外近年来新设计的氧枪喷头结构，冷却形式及有关数据可供炼钢生产工作者参考。

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