馏分

Both hydrodewaxing and dewaxing without hydrogen have been commercialized in China.

馏油临氢和非临氢降凝工艺技术均已工业化。

The increase of concentration of inorganic electrolyte in aqueous phase can also markedly raise the solubilization capacity of sodium naphthenates for oil.

水相无机电解质浓度越大，石油酸钠对馏油的增溶能力越强。

13 fatty acids components, 2 sterol and phytol ones were identified from R. dentatua L., amounting to 86.03% of the total constituents.

从齿果酸模鉴定了13脂肪酸成、2甾类成和1植醇，占馏出峰面积的86.03%。

This article introduces the process design of rectification separation of methylnaphthalene and acenaphthylene fraction from Wash Oil with twin furnaces and twin column.

介绍了洗油通过双炉双塔精制生产甲基萘和苊油馏的工艺设计。

Technology Progress of producing BTX aromatics from heavy fraction of pyrolysis gasoline and correlative hydrodealkylation and non-aromatics hydrocracking techniques were reviewed in this paper.

综述了裂解汽油重质馏增产BTX芳烃的技术进展以及与此相关的加氢脱烷基和非芳烃加氢裂解技术。