... 高温沥青 hard pitch 副产回收焦炉 by-product coke oven 焦炉 coke oven ...
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The reason of low recovery rate of tar in coke product was analyzed; the recovery rate of tar was increased by decreasing the oven-roof temperature and adjusting operating conditions.
分析了焦炭生产中焦油回收率低的原因，通过降低炉顶温度和调整工艺操作，提高了焦油的回收率。
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