bf long campaign technology 高炉长寿技术
Long campaign and high efficiency are the aim of BF design and production.
长寿与高效是高炉设计与生产所追求的目标。
The suggestion for maintaining long campaign of BF has been put forward by investigating the No. 4BF hearth damage and knowing the hearth erosion.
通过对4号高炉炉缸破损情况进行调查，了解炉缸侵蚀状况，提出一些维护高炉长寿的意见。
Intensified smelting and long campaign maintaining at the later stage of campaign in No. 4 BF of Handan Iron and Steel Company were conclusively analyzed.
对邯钢4号高炉炉役后期在强化冶炼与高炉长寿方面所做的工作进行了总结分析。
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