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实用新型
CN202430244U 一种用于纯氧冶炼的风口 失效 - 权利终止 转让

一种用于纯氧冶炼的风口
摘要：
本实用新型公开了一种用于纯氧冶炼的风口，其包括一风口本体，所述风口本体内设有一第一通道，所述风口本体上还设有一另一气体进口，所述氮气进口通过一支管与所述第一通道导通；所述第一通道内设有一内插管，所述内插管的外壁与第一通道的内壁之间形成一环形通道；所述内插管与氧气导通；所述环形通道通过所述支管与氮气进口导通；所述第一通道的内壁前端与内插管的外壁前端密封连接。
摘要（英）：

The utility model discloses a tuyere for pure oxygen smelting. The tuyere comprises a tuyere body, a first passage is arranged in the tuyere body, the tuyere body is further provided with a nitrogen inlet which is communicated with the first passage through a branch pipe, an inner inserting pipe is arranged in the first passage, an annular passage is formed between the outer wall of the inner inserting pipe and the inner wall of the first passage, the inner inserting pipe is communicated with oxygen, the annular passage is communicated with the nitrogen inlet through the branch pipe, and the front end of the inner wall of the first passage is in hermetical connection with the front end of the outer wall of the inner inserting pipe.

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