The technical modification of ketone-benzol unit to improve the deoiling yield in Daqing Refining and Chemical Company was carried out in 2004.
为提高酮苯装置脱油蜡收率，大庆炼化公司于2004年对工艺进行了改进。
The technical modification of ketone-benzol unit to improve the deoiling yield in Daqing Refining and Chemical Company was carried out in 2004.
为提高酮苯装置脱油蜡收率，大庆炼化公司于2004年对工艺进行了改进。
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