Importance of electrode shell making and jointing to sealed calcium carbide furnace is introduced.

叙述了电极壳的制作和对接对密闭型电石炉正常运行的重要性。

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This article analyzed the reason why furnace surface heat loss was increased in sealed calcium carbide furnace. In view of this situation, we modified process control datas and updated equipment.

分析了密闭电石炉炉面热损增加的原因，针对分析情况对原有工艺控制参数及设备进行了变更和改造。

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