对储存重质石油产品的油罐加热器的腐蚀失效进行分析，根据腐蚀部位和穿孔原因提出预防措施。
Corrosion failure of heating vessels for heavy oil tanks was analysed. Based an the analysis of corrosion and perforation, some measures were suggested for failure prevention.
这可能是从新疆石油重质馏分中提取环烷酸的一种经济、有效方法。
It can be an economical and effective method for extracting naphthenic acids from the heavy oil fractions of Xinjiang crude oil.
催化裂化是重质油轻质化的一个主要炼油工艺，是石油加工工业的标志和支柱。
Catalytic cracking is a main oil refining technique of making heavy oil lighter, and the mark and pillar of oil refining industry.
随着石油资源的日趋紧张和原油质量的重质化，渣油加氢处理技术越来越受到重视。
Residua hydrotreating (RHT) has received considerable attention with the increasing tension and inferior quality of oil resources.
随着石油资源的日趋紧张和原油质量的重质化，渣油加氢处理技术越来越受到重视。
Residua hydrotreating (RHT) has received considerable attention with the increasing tension and inferior quality of oil resources.
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