搜索结果: 1-11 共查到“石油与天然气工程 extraction”相关记录11条 . 查询时间(0.234 秒)
Extraction Equilibrium of Ethanol for Bioethanol Production — Solvent Selection and Liquid-liquid Equilibrium Measurement —
Bioethanol Liquid-liquid equilibrium Distribution coefficient Mixed solvent Separation selectivity UNIFAC estimation
2010/9/8
Ethanol distributions between selected organic and aqueous phases were measured for recovery and concentration of bioethanol from fermented solution. The strategy of solvent selection was based on the...
Solvent Extraction of Bitumen from Jordan Oil Shale Assisted by Low Frequency Ultrasound
Jordanian oil shale Low frequency ultrasound Solvent extraction Ultrasonically assisted extraction Bitumen
2010/9/8
In this work, the efficiency of 20 kHz frequency ultrasounds versus the classical stirring procedure was investigated on the solvent extraction of Jordanian El-Lajjun oil shale by employing a horn typ...
Aromatics Extraction with Sulfolane from Reformate Gasoline —Measurement of Liquid-liquid Equilibrium and Extraction Rate
Aromatic extraction Reformate gasoline Sulfolane Packed column extractor Extraction rate
2010/9/8
Aromatics extraction was investigated using aqueous solution of sulfolane as the solvent phase and model gasoline, consisting of a benzene, toluene, xylene and hexane mixture, and reformate gasoline a...
Catalyst Regenerator for Partial Oxidation of Benzene in Reaction-extraction System
Benzene Phenol Partial oxidation Bi-phase system Reaction-extraction system
2009/8/4
The liquid-phase oxidation of benzene to phenol was investigated in the biphasic benzene-water system using VCl3 and molecular oxygen as the catalyst and oxidant, respectively. Benzene was dissolved ...
Solvent Extraction of Coal Tar Absorption Oil with Continuous Countercurrent Spray Column
Coal tar Absorption oil Solvent extraction Continuous countercurrent operation
2009/7/28
Solvent extraction of absorption oil by aqueous solution of methanol was evaluated using a continuous countercurrent spray column. The structure of the spray column is simple so that the mass transfe...
Separation of Coal Tar Distillate by Solvent Extraction —Separation of Extract Phase Using Distillation—
Coal tar Absorption oil Solvent extraction Aqueous methanolic solution
2009/7/27
solution from the aqueous extract phase obtained from the solvent extraction of coal tar distillate. Equilibrium extraction of absorption oil, one of the coal tar distillates, was carried out with aqu...
Separation of Coal Tar Fractions by Solvent Extraction—Extractant/Solvent Separation by Secondary Extraction—
Coal tar Tar light oil Absorption oil Solvent extraction Aqueous methanol solution
2009/7/27
Solvent extraction was applied to the separation of tar light oil and absorption oil, and solvent recovery in the separation of these coal tar fractions by extraction with secondary oil solvent. The l...
Extraction of Styrene Using Copper(II) Salt and Metallic Copper in Methanol
Styrene separation Copper(I) complex Copper(II) methanol solution
2009/7/24
Styrene were extracted from mixtures of styrene and ethylbenzene using Cu(NO3)2 methanol solutions and metallic copper as extraction reagents. Extraction rates and extraction equilibria were measure...
Extraction of Phenol in Water Phase Using Liquefied Dimethyl Ether
Phenol Extraction Dimethyl ether Aqueous solution
2009/7/23
The applicability of liquefied dimethyl ether (DME) was evaluated as an extractant for phenol, a polar substance, in water. The phenol extraction ratio was 79% from 5.45 wt% phenol solution, and 67% ...
Determination of chlorinated ethenes in water using headspace solid phase microcolumn extraction combined with thermal desorption in GC injection port
chlorinated ethenes vinyl chloride headspace solid phase microcolumn extraction thermal desorption
2010/8/11
A solvent-free sample preparation method is presented in which volatilized organic substances are extracted via solid phase microcolumn from an appropriate volume of headspace (tens of millilitres) wi...
Extraction approach for desulphurization and dearomatization of middle distillates
extraction desulphurization dearomatization diesel
2010/8/11
It was found in this study that by extraction of heating gas oil and hydrotreated diesel with the selective solvents, methanol, furfural, and ethylene glycol the sulphur content could be reduced seven...