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1·As a kind of by-product in refinery, petroleum coke has not been effectively used for a long time. And many researchers try their best to develop it.

石油焦作为一种迄今为止还未得到有效利用的石油炼制副产物，多年来一直是人们努力开发的对象。

2·To counter the problems in electricity adjustment ofQilu high sulfur coke re- placing oil projectin Shengli Refinery of Qilu Branch Co.

针对中国石化齐鲁分公司炼油厂高硫焦代油项目电气部分调试中遇到的问题。

3·The burning coke way of the furnace tube of the atmospheric distillation plant in small scale refinery was introduced. The views of attention in burning coke process were pointed out.

介绍了小型炼油厂常压蒸馏装置加热炉炉管的烧焦方法，指出了烧焦过程中的注意事项。