窄馏分

采用高分辩率气相色谱将各窄馏分及全馏分试样做单体烃组成分析，按馏分归纳出PONA族组成及辛烷值的分布规律。

The hydrocarbon type composition of the narrow fraction and FCC gasoline were analysed by high resolution gas chromatography and the distribution rule of the PONA and the octane number of every narrow cut were obtained .

减压渣油超临界窄馏分的两种SARA分析方法比较

The comparision of two Sara analysis methods on supercritical sub fractions of vacuum residues

分别用薄层色谱／氢火焰检测法（TLC／FID）和经典液相色谱法（LC），对国内外8种减压渣油超临界萃取窄馏分的族组成进行了研究。

The SARA composition of supercritical extracted sub fractions of eight vacuum residues were analyzed with TLC / FID and LC .

采用超临界流体精密分离（SCF）的方法，将大港渣油分离为11个窄馏分，通过对窄馏分的组成分布、化学结构研究，探讨渣油溶剂脱沥青的最佳方案。

The group composition distribution and chemical structure of 11 subfractions separated from Dagang residue by supercritical fluid ( SCF ) fractionation process were investigated .

根据铝翅片冲压加工工艺的技术特点，选用加氢精制窄馏分轻质油为基础油，添加特制的脂肪酸酯为油性剂以及自制的润湿剂和复合防锈剂等添加剂调合成HC-L200挥发性冲压油。

A volatile pressing oil HC-L200 was formulated with hydrotreated narrow fraction light base oil , fatty acid ester lubricant and additives , such as homemade wetting agent and compounded antirust agent .

胜利减压渣油窄馏分热反应行为研究

On Thermolysis behavior of narrow fractions from Shengli vacuum residue

焦化渣油热反应的窄馏分动力学模型

Thermal converted kinetic model for narrow cuts of coking residue

大港减渣窄馏分族组成及结构参数

Group Composition and Structural Parameters of Dagang Vacuum Residue 's Narrow Fractions

重质油超临界流体萃取分离窄馏分的分子模型

Molecular model for super critical fluid extraction of narrow fraction in vacuum residua

催化裂化油浆及其窄馏分芳烃组成分析

Anlysis of Aromatic Types in FCC slurry oils and their separated narrow fractions

结果表明，窄馏分油的主要性能指标达到使用要求。

The results showed that main properties of base oil met the requirements .

微量注射进样法测定汽油窄馏分的氢/碳原子比

Determination of H / C for Gasoline Narrow Distillation Cut by Micro-Injection Sample Introducing

窄馏分催化裂解汽油多产丙烯的研究

Study on enhancing propylene yield by converting the narrow fractions of CATALYTIC PYROLYSIS NAPHTHA

胜利原油窄馏分酸与硫分布规律及防腐蚀措施

Acid and sulfur distribution in narrow fractions of Shengli crude and corrosion protection measures

反应温度对催化汽油窄馏分芳构化的研究

Effect of reaction temperature on the product of aromatization reaction of FCC gasoline narrow fraction

渣油窄馏分的加氢转化特性

Hydroconversion characteristics on narrow fractions of residua

考察了方法的准确度和精密度，并成功测定了一组汽油窄馏分（初馏点-200℃）的氢/碳原子比（2.368～1.941）。

A series of H / C ratio for gasoline narrow distillation cut was determined .

沙轻减压渣油深拔窄馏分性质及催化裂化性能的研究

Study on property and catalytic cracking performance of narrow range cuts of Saudi-Arabian vacuum residue

大庆、辽河油浆窄馏分的环状结构、组成的比较

Comparison of structure and composition of rings in narrow fractions of DQ and LH decant oil

在自行设计、建立的半封闭管法临界性质测定装置上，测定了新疆九区稠油18个宽、窄馏分油的临界温度和临界压力。

The critical properties of Xinjiang heavy oil fractions were measured by semi sealed tube method .

用窄馏分石油基础油获得高质量通用内燃机油

The Effective Technique to Get High Quality All-purpose Internal-combustion Engine Oil from Narrow Fractions in Petroleum Base Oil

大庆、辽河催化油浆窄馏分受热相分离行为的研究

Study on the phase-separation behavior of the narrow fractions in Daqing and Liaohe FCC slurry oils when heated

实测了新疆九区稠油宽、窄馏分油的平均沸点、密度、折射率、运动粘度、相对分子质量、苯胺点及馏程等7种物性，得到了117组数据。

The physical properties of Xinjiang heavy oil fractions were measured and 117 sets of data were obtained .

在相同累积收率时，辽河油浆窄馏分的芳碳率远大于大庆油浆窄馏分。

The aromatic factors of Liaohe decanted oil are much higher than those of Daqing decanted oil at the same cumulative yield .

以大庆和辽河油浆为研究对象，采用超临界流体萃取分馏技术将其切割成窄馏分，分析了油浆窄馏分的性质及组成随收率变化的规律。

Supercritical fluid extraction and fractionation ( SFEF ) are used to separate Daqing and Liaohe decanted oils into a number of narrow fractions .

用溶剂萃取法从胜利孤东原油中萃取、浓缩出含有机酸的活性组分，用柱色谱分离成窄馏分并进行了波谱鉴定。

The oxygen containing components are obtained from Gudong Crude oil of Shengli by solvent extraction and separated into acidic and other components chromatographically on silica gel column .

采用减压蒸馏与超临界流体萃取分馏相结合的方法，将大庆、大港和沙特重油催化裂化分离出催化剂后的油浆切割成窄馏分。

FCC decanted oils from processing Daqing , Saudi and Dagang heavy oils were separated into narrow fractions by vacuum distillation and Supercritical Fluid Extraction & Fraction ( SFEF ) .

以下各窄馏分总氯含量较高，200～350℃各窄馏分的总氯含量较低，150-200℃各窄馏分的总氯含量最低。

Total chloride content is higher in the distillate below150t ; Total chloride content is lower in the distillates of200-350 ℃, and it is lowest in the distillates of150-200 ℃ .

反应产物通过气相色谱模拟实沸点蒸馏分析，以30℃的馏程范围划分成窄馏分，提出了一级反应动力学模型；

Narrow cuts of reactant and product with boiling point range intervals of 30 ℃ were determined by gas chromatography simulated distillation . A first order reaction kinetic model was developed .

抽出的重芳烃可作为化工原料，抽出的轻芳烃的某一段窄馏分再掺入加氢裂化原料可以提高加氢裂化重石脑油的芳烃潜含量。

The heavy extract could be used as chemical raw material and the light extract could be blended with hydrocracking feedstock for increasing the aromatic potential content of the hydrocracking naphtha .