搜索结果: 1-15 共查到“化学 oil”相关记录19条 . 查询时间(0.145 秒)
Sunlight plays a key role in the natural degradation of oil after a spill, oxygenating the oil so it dissolves in seawater and comes in contact with microbes that will break it down. But, under certai...
Bio-methanol from Bio-oil Reforming Syngas Using Dual-reactor
Bio-methanol Bio-syngas CuZnAlZr catalyst On-line syngas conditioning
2012/4/5
A dual-reactor, assembled with the on-line syngas conditioning and methanol synthesis, was successfully applied for high efficient conversion of rich CO2 bio-oil derived syngas to bio-methanol. In the...
Hydrogen Production From Crude Bio-oil and Biomass Char by Electrochemical Catalytic Reforming
Hydrogen Bio-oil Biomass char Ni-Al2O3 catalyst CuZn-Al2O3 catalyst Electro chemical catalytic reforming
2012/4/5
We reports an efficient approach for production of hydrogen from crude bio-oil and biomass char in the dual fixed-bed system by using the electrochemical catalytic reforming method. The maximal absolu...
Comparative essential oil analysis of Geranium sylvaticum extracted by hydrodistillation and microwave distillation
Geranium sylvaticum Geraniaceae hydrodistillation
2010/12/29
The essential oil of Geranium sylvaticum L. (Geraniaceae) was isolated by hydrodistillation (HD) and microwave distillation (MD). The composition of the volatile oils was characterized by GC-FID and G...
Comparative essential oil analysis of Geranium sylvaticum extracted by hydrodistillation and microwave distillation
Geranium sylvaticum Geraniaceae hydrodistillation microwave distillation essential oil GC-FID GC-MS
2010/12/20
The essential oil of Geranium sylvaticum L. (Geraniaceae) was isolated by hydrodistillation (HD) and microwave distillation (MD). The composition of the volatile oils was characterized by GC-FID and G...
Modeling of Asphaltene Grading in Oil Reservoirs
Reservoir Connectivity Asphaltene Gradients Equations of State Downhole Fluid Analysis
2013/3/8
Reservoir fluids frequently reveal complex phase behaviors in hydrocarbon columns owing to the effects of gravity, thermal diffusion, biodegradation, active charging, water washing, seals leaking, and...
Flow-Injection On-line Electrochemical Separation/Determination of Ions Using a Two-Step Oil/Water-Type Flow Cell System
Flow-Injection On-line Electrochemical Separation/Determination a Two-Step Oil/Water-Type Flow Cell System
2010/9/19
A flow system for electrochemical separation and detection of ions was constructed by connecting two oil/water (O/W)-type flow cells, in which a long polarizable O/W interface was formed at the inner ...
Investigation of Biodiesel Production from Canola Oil Using Amberlyst-26 as a Catalyst
Biodiesel heterogeneous catalyst Amberlyst-26
2010/4/9
The transesterification of canola oil to fatty acid methyl esters was studied using Amberlyst-26 as a solid catalyst. The influence of reaction conditions, such as the reaction time, methanol to oil m...
Fatty Acid Composition of Tobacco Seed Oil and Synthesis of Alkyd Resin
tobacco oil alkyd fatty acid linoleic acid gloss and adhesion
2007/12/19
摘要 The fatty acid composition of tobacco seed oil revealed that the oil is rich in unsaturated fatty acids, having linoleic acid (71.63%), oleic acid (13.46%) and palmitic acid (8.72%) as the most abu...
Investigation of Biodiesel Production from Canola Oil using Mg-Al Hydrotalcite Catalysts
Biodiesel transesterification Mg--Al hydrotalcite heterogeneous base catalyst
2010/4/16
Biodiesel produced by the transesterification of vegetable oils is a promising alternative fuel to diesel because of limited fossil fuel resources and environmental concerns. The use of heterogeneous ...
GC-MS Analysis and Antibacterial Activity of Cultivated Satureja cuneifolia Ten. Essential Oil
Satureja cuneifolia Lamiaceae GC Essential oil Antibacterial activity
2010/4/19
The composition of the essential oil of Satureja cuneifolia Ten. cultivated in Konya, Turkey, was investigated by capillary GC-MS. The compounds were characterized by comparison with library searches....
Analysis of the Essential Oil Composition of Sideritis albiflora Using Direct Thermal Desorption and Headspace GC-MS Techniques
Thermal desorption headspace GC/MS essential oil Sideritis albiflora Hub.-Mor
2010/4/20
The main constituents of Sideritis albiflora were found to be trans-caryophyllene, a-pinene, b-pinene, g-cadinene, pulegone, and caryophyllene oxide by both thermal desorption GC/MS and headspace GC/M...
Separation of Abscisic Acid, Indole-3-Acetic Acid, Gibberellic Acid in 99 R (Vitis berlandieri x Vitis rupestris) and Rose Oil (Rosa damascena Mill.) by Reversed Phase Liquid Chromatography
Abscisic acid gibberellic acid indole-3-acetic acid plant hormones resolution RP-HPLC
2010/4/20
Plant hormones, specialized chemical substances produced by plants, are the main internal factors controlling growth and development. In this study the pH and polarity of the mobile phase were taken i...
A Study on the Fatty Acid Composition of Fish Liver Oil from Two Marine Fish, Eusphyra blochii and Carcharhinus bleekeri
Marine fish liver oil Eusphyra blochii Carcharhinus bleekeri Fatty acid composition TLC-GLC
2010/4/21
Two species of shark found in the coastal waters Karachi (Pakistan) were studied, Eusphyra blochii (winghead snark) and Carcharhinus bleekeri (sandbar shark) for their liver oil fatty acid composition...
Kinetics and Thermodynamics of Oil Extraction from Sun ower Seeds in the Presence of Aqueous Acidic
Hexane kinetics oil extraction sulfuric acid sunflower seed thermodynamics
2010/6/27
Oil extraction was performed in aqueous HCl, H2SO4 and H3PO4 solutions with n-hexane (C6H14) at 30, 40, 50 and 60 oC using 10 gr of sunflower seeds over 1 h with 10-min. sampling intervals. The optimu...