从相关的专利研究,通过对传统风口结构、材质以及保护方式等 方面改进，介绍延长风口使用寿命的技术，促进高炉顺行。
The improvements to th e struct ure，material and protection method of tr aditional BF tuyere were introduced by t he description of the patents，including the contents of extending the service li fe of the tuyere and making smooth proce dure of the BF process．
参考文献
| [1] | 万清国.炼铁设备及车间设计[M].北京:冶金工业出版社 |
| [2] | FLOW-JETTING TYPE BLAST .FURNACE TUYERE[P].PatentNo CN2265387U |
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| [7] | SURFACE PROTECTING LAYER FOR TUYERE O F BLAST FURNACE AND ITS MAKING PROCESS[P].P atent No:CN 1224764 A |
| [8] | BLAST TUYERE OF A BLAST FURNACE[P].P atent No:US 5989488 |
| [9] | BLAST FURNACE TUYERE SENSOR SYSTEM[P].Patent No:US 5481247REFRACTORY |
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