Effect of some variables on oil extraction yield
Effect of some variables on oil extraction yield from Mexican pumpkin seeds Efecto de algunas variables sobre el rendimiento de extracción de aceite de semilla de ...
The effect of particle size (0.59 and 1.19 mm), meal to solvent ratio (1:5, 1:10, 1:15, and 1:20 w/v) and contact time (0, 1, 2, and 5 h) on oil extraction yield and efficiency from pumpkin (Cucurbita pepo) seeds using n-hexane were evaluated. Fatty acids profile was determined for the extracted oil. Results were analyzed by response surface methodology.
Extraction of Essential Oil from Iraqi Eucalyptus
Effect of some variables on oil extraction y ield from M ... Effect of some variables on oil extraction yield from Mexican pumpkin seeds ... time (0, 1, 2, and 5 h) on oil extraction yield and ...
Effect of some variables on oil extraction yield from Mexican pumpkin seeds Article (Available) in CyTA - Journal of Food 12(1):9-15 · December 2014 with 335 Reads How we measure 'reads'
Effect of extraction method and specie on the content
Effect of extraction method and specie on the content of bioactive compounds and antioxidant activity of pumpkin oil from Yucatan, Mexico Article in Food Chemistry 285 · July 2024 with 122 Reads
2.3 The 2 k factorial experimental design. In this study, four process independent variables which include particle size (P), extraction temperature (T), extraction time (t) and solvent/solid ratio (S) are of interest, with oil extraction yield as the response.However, the response was determined via extraction process with the aim to identify the optimum extraction condition that would ...
Effect of the Process Parameters on the Oil Extraction
Effect of the process parameters on the oil extraction yield 615 3.1 Effect of pressure The effect of pressure on the extraction of oil from grape seeds was investigated with sc-CO 2 at pressures of 20 MPa and 30 MPa. The temperature, mas flow and particle size were kept constant at 313 K, 5 g/min and 0.40 mm respectively. The
Supercritical carbon dioxide (SC-CO 2) extraction was applied for extraction of oil from Roselle seed.. Effects of temperature and pressure on the extraction yield were studied. • Optimization of the process was conducted using response surface methodology (RSM).
Optimization of oil extraction from Leucaena leucocephala
2.3 The 2 k factorial experimental design. In this study, four process independent variables which include particle size (P), extraction temperature (T), extraction time (t) and solvent/solid ratio (S) are of interest, with oil extraction yield as the response.However, the response was determined via extraction process with the aim to identify the optimum extraction condition that would ...
This study investigated the extraction of pecan nut oil using pressurized carbon dioxide (P−CO 2) and pressurized liquefied petroleum gas (P-LPG) at different temperature and pressure conditions.The effect of the variables pressure and temperature on the extraction yield, antioxidant activity, fatty acids, and bioactive compounds (squalene and β-sitosterol) were evaluated.
The Economics of Oil Extraction
The differences increase when you look at the costs to extract a barrel of oil at different companies and in different countries. At a Brent crude price of, say, $80, there will be companies that ...
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Environmental Impacts of Oil Extraction | Sciencing
Oil is a commodity in high demand. While most people would not argue about oil's importance, whether or not we should access and extract oil from below the earth's surface is a subject of frequent debate. Drilling for oil, both on land and at sea, can have a number of effects on the environment.
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The optimization of phenolic compounds extraction
2.2. Phenolic extraction of cactus pear skin. The O. ficus-indica pears were purchased from a local market in Saltillo, Coahuila, Mexico, at their consumption maturity stage and keep at -20 °C until further analysis. The fruits were hand peeled and the skin was weighed and then dehydrated at 60 °C for 24 h. the dehydrated skin was then pulverized in a grinder (pulvex mini 100).
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Effect of oil extraction assisted by ultrasound
Read "Effect of oil extraction assisted by ultrasound on the physicochemical properties and fatty acid profile of pumpkin seed oil ( Cucurbita pepo ), Ultrasonics Sonochemistry" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
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The effect of particle size and solvent type on the
This paper presents the effect of particle size and solvent type on the gallic acid (GA) extraction yield obtained from Labisia pumila. The GA extraction from a grinded dried plant material (66.66 ...
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Ultrasound-assisted aqueous enzymatic extraction of oil
In the present study the effects of ultrasonic pretreatment and the types of enzyme on oil yield were investigated. The optimum ultrasonic pretreatment parameters were found to be 250 W of ultrasonic power, 30 min of ultrasonic time, and 50°C of ultrasonic temperature. Five types of enzyme ...
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Chia (Salvia hispanica L.) oil extraction using different
verified that the effect of the solvent on the oil yield was statistically significant (p<0.05). The results for the yields are comparable with those reported in the literature using different extraction methods. Ixtaina et al. (2011) reported yields of 33.6% and 24.8% for oil extraction from chia seeds using solvent extraction
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Effect of oil extraction assisted by ultrasound on the
The time and amplitude showed significant differences (P<0.05) for all variables. The highest yield of extraction was achieved at 5 min and amplitude of 62.5% (62%). However, the optimal ultrasound-assisted extraction conditions were as follows: ultrasound time of 26.34 min and amplitude of 89.02%.
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"Mexico Oil Privatization Pays Off With Billion-Barrel
Mexico Oil Privatization Pays Off With Billion-Barrel Find. By Adam Williams and Angelina Rascouet. ... Some folks here don’t have their stories agreeing as to why increasing CO2 won’t have a significant effect. Some say it’s a trace gas, others say its effect is already saturated. ... touch on the potentials for Green River oil shale ...
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International Journal of ChemTech Research
If solvent extraction method is to be used to get oil from a plant seed, the values of the factors (input variables) affecting the extraction have to be carefully selected in order to get high yield of the oil, and the proper selection of these values can be achieved through optimization.
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Experiments and Modeling of the Cymbopogon winterianus
yield of the citronella essential oil extraction processes from twigs and leaves by steam distillation. The process variables evaluated in this study were extraction time, and raw material state (dry or natur-al). The yield is calculated from the relation between the essential oil mass obtained and the raw material mass used in the extraction and
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Optimization of ultrasound-assisted solvent extraction
Ultrasound is one of emerging technique’s which is being investigated extremely on food applications and extraction process. In this study, ultrasound-assisted solvent extraction was employed to extract vegetable oil from coriander (Coriandrum sativum L.) seeds.A response surface model was applied to determine the best condition of extraction concerning the independent factors (COY % and ...
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Extraction of oil and minor lipids from cold-press
ABSTRACT. This study examines the extraction of oil from cold-press rapeseed cake using Supercritical CO 2 (SC-CO 2).The effects of pressure (20, 30, and 40 MPa), temperature (40, 50, and 60 ºC), and extraction time (60, 90, and 120 min) on oil yield and composition (tocopherols and carotenoids) were studied using response surface design.
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Environmental Impacts of Oil Extraction | Sciencing
Oil is a commodity in high demand. While most people would not argue about oil's importance, whether or not we should access and extract oil from below the earth's surface is a subject of frequent debate. Drilling for oil, both on land and at sea, can have a number of effects on the environment.
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Chia (Salvia hispanica L.) oil extraction using different
verified that the effect of the solvent on the oil yield was statistically significant (p<0.05). The results for the yields are comparable with those reported in the literature using different extraction methods. Ixtaina et al. (2011) reported yields of 33.6% and 24.8% for oil extraction from chia seeds using solvent extraction
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Fatty Acid Composition and Antioxidant Activity of Tea
The interaction between temperature and time also had a significant effect on oil yield (p < 0.05), whereas, the linear extraction temperature and the interaction of temperature and pressure showed no statistically significant (p > 0.05) impact on oil yield. All of the second-order terms of extraction parameters had negative effects on oil yield.
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Extraction and Physicochemical Characterization
The effects of the extraction conditions on the mucilage yield are shown in the response surface graph for the polynomials (within the studied variable ranges) (Figures 1(a) and 1(b)). The responses are close to the experimental values, with correlation coefficients ( ) of 0.93 and 0.89 for the fresh and dry cladodes, respectively.
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Extraction of oil and minor lipids from cold-press
ABSTRACT. This study examines the extraction of oil from cold-press rapeseed cake using Supercritical CO 2 (SC-CO 2).The effects of pressure (20, 30, and 40 MPa), temperature (40, 50, and 60 ºC), and extraction time (60, 90, and 120 min) on oil yield and composition (tocopherols and carotenoids) were studied using response surface design.
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"Mexico Oil Privatization Pays Off With Billion-Barrel
Mexico Oil Privatization Pays Off With Billion-Barrel Find. By Adam Williams and Angelina Rascouet. ... Some folks here don’t have their stories agreeing as to why increasing CO2 won’t have a significant effect. Some say it’s a trace gas, others say its effect is already saturated. ... touch on the potentials for Green River oil shale ...
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SOLVENT EXTRACTION OF OIL FROM SOURSOP OILSEEDS
This study focused on optimization of oil extraction from Soursop oilseeds using Box-Behnken design an allied of Response Surface Methodology (RSM), it also examine the physicochemical properties and fatty acid profile of the oil. Based on the
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Effect of Engineering Treatments on Extraction of Roselle
recommended with a compromise must be found between the anthocyanin extraction yield and the anthocyanin content. The aim in this work, is to study the effect of temperature, contact time, and solvent – to – solid ratio on the aqueous anthocyanins extraction and evaluate the influence of all these variables on the efficiency of the batch
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