In view of the problem of slag bonding of pulverized coal heating furnace, the paper analyzed the formation of slag deposits and discussed the measure of preventing and reducing slag deposits.
针对粉煤炉的结渣问题，分析了积渣的形成，探讨了预防和减少积渣的措施。
Controlling intensity and time of argon blowing, increasing slag basicity and adopting complex deoxidiser are helpful to reducing the oxygen content in bearing steels.
控制吹氩强度和吹氩时间，提高炉渣碱度和采用复合脱氧剂，使轴承钢的氧含量有所下降。
Through analysing the characteristics of converter slag and it'stailings, the way of reducing copper contained in tailings is discussed, and the suggestions are pointed out.
通过分析转炉渣及其选别尾矿的性质，对降低尾矿中铜品位的途径进行了探讨，并提出了建议。
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