نتایج جستجو برای: naphtha
تعداد نتایج: 877 فیلتر نتایج به سال:
The analysis of organic solvents by ICP-MS is challenging due to their high carbon content and volatility. Naphthas are an important class of organic liquids produced in the petrochemical industry, byproducts of the crude-oil refining process. Because they are organic based and have a variety of compositions, naphthas present a special challenge for ICP-MS analysis: the carbon causes polyatomic...
The hydrocracking of high-density polyethylene (HDPE) blended with vacuum gas oil (VGO) has been studied to assess the effect H2 pressure on yield and composition products aim obtaining commercial fuels, mainly naphtha. experiments have performed using a PtPd/HY catalyst in semibatch reactor under following conditions: pressure, 20–110 bar; 440 °C; feed ratio, 0.1 gcat (gfeed)−1; HDPE total 0.2...
The first of these chemicals, mineral spirits, is known by a number of different names. Benzine, petroleum spirits, mineral turpentine, naphtha and painters naphtha are just a few of the synonyms of mineral spirits. This solvent is actually a mixture of a number of different hydrocarbons. It is distilled from petroleum and is composed of chemicals having generally five to seven carbons. It repr...
Twelve crude oil blends prepared from seven individual oils and an imported atmospheric residue were characterized through a true boiling point (TBP) distillation analysis their density. When comparing the measured TBP fraction yields with those estimated application of additive blending rule, it was found that, for four blends, rule valid, while remaining eight deviations ones bigger than anal...
Naphtha was separated by using a easily attainable metal–organic framework, Co3(HCOO)6, through selective molecular exclusion of alkane isomers with different degrees branching. The separation capability the compound evaluated naphtha mixtures 180+ hydrocarbon components. Co3(HCOO)6 exhibited efficient mixture and thus yielded products high octane ratings dynamic capacity. More information can ...
INTRODUCTION — Hydrocarbons are organic substances that contain carbon and hydrogen; they are liquid at room temperature [1] . All petroleum distillates (eg, kerosene, gasoline, mineral seal oils, and naphtha) are hydrocarbons; however, not all hydrocarbons are petroleum distillates. Hydrocarbons also often are mixed with agents that have systemic toxicity such as camphor, aniline dyes, heavy m...
the main purpose of this research was to:1.develop a coking model for thermal cracking of naphtha.2.study coke inhibition methods using different coke inhibitors.developing a coking model in naphtha cracking reactors requires a suitable model of the thermal cracking reactor based on a reliable kinetic model.to obtain reliable results all these models shall be solved simultaneously.for this pu...
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