并对再生酸、酸焦油的处理及苯油气回收进行了探讨。
To discuss the treatment of reclaimed acid, the treatment of acid tar and recovery of benzene oil-gas.
试验数据证明，煤焦油瓷漆是一种可满足现代环保要求并广泛应用于油气水管道的防腐材料。
It is proved that coal tar enamel is protection material which can meet the requirements of modern environmental protection, and continues to be widely used in oil, gas and water pipeline.
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