大港石化公司采用联合生物法处理含油污泥，对使用好氧、厌氧工艺处理含油污泥的结果进行了探讨。
The effects of treating oily sludge by using combined biological method were studied in Dagang Petrochemical Corporation.
中国石化工程建设公司和北京燕山石化公司建筑安装公司联合攻关研制。
China petrochemical construction company jointly with Beijing Yanshan petrochemical company, construction and installation company tackled key problems.
齐鲁石化公司是中国石化集团公司的直属企业之一，是一家集炼油、乙烯、橡胶、化纤、塑料为一体的特大型石油化工联合企业。
Sinopec Qilu petrochemical Company is one of the subordinate group, as the large petrochemical joint ventures with a set of oil refining, ethylene, rubber, chemical fiber, plastic.
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