Crude Oil Solubilization
Crude Oil Solubilization - Related Videos
08:37
Measurement of H2S in Crude Oil and Crude Oil Headspace Using Multidimensional Gas Chromatography, Deans Switching and Sulfur-selective Detection
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Cited by 11 •
2015
A multidimensional gas chromatography method for the analysis of dissolved hydrogen sulfide in liquid crude oil samples is presented. A Deans switch is used to heart-cut light sulfur gases for separation on a secondary column and detection on a sulfur chemiluminescence detector.
10:38
Measurement of the Rheology of Crude Oil in Equilibrium with CO2 at Reservoir Conditions
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Cited by 2 •
2017
A method for measuring the rheology of crude oil in equilibrium with carbon dioxide at reservoir conditions is presented.
08:17
Chemical Analysis of Water-accommodated Fractions of Crude Oil Spills Using TIMS-FT-ICR MS
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Cited by 10 •
2017
The low-energy water-accommodated fraction (LEWAF) of crude oil is a challenging system to analyze, because over time, this complex mixture undergoes chemical transformations. This protocol illustrates methods for the preparation of the LEWAF sample and for performing photo-irradiation and chemical analysis by trapped ion mobility spectrometry–FT-ICR MS.
03:07
Selective Enrichment and Isolation of Oil-Degrading Marine Bacteria from Seawater Samples
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2025
Source: Villela, H. D. M., et al. Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation. J. Vis. Exp. (2019)This video demonstrates the selective isolation of oil-degrading marine bacteria by enriching seawater samples on oil-based media, enabling the recovery of pure strains with potential applications in crude oil bioremediation and environmental cleanup.
12:34
Experimental Procedure for Laboratory Studies of In Situ Burning : Flammability and Burning Efficiency of Crude Oil
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Cited by 2 •
2018
Here, we present a protocol to simultaneously study the flammability and burning efficiency of fresh and weathered crude oil under conditions that simulate in situ burning operations on the sea.
FAQs
Microbial biosurfactants improve access by lowering the interfacial tension between oil and water. This promotes the formation of emulsions or micelle-like structures, allowing hydrophobic petroleum components to become more available in the aqueous environment. Microbial cells can then contact these components more effectively, which may support their biological transformation and contribute to petroleum contaminant treatment.
Interfacial tension limits contact between immiscible oil and water phases. When biosurfactants reduce that tension, the oil can disperse more readily and form structures that increase the exposed surface area of petroleum components. This improved oil-water interaction can influence hydrocarbon transport and make compounds more accessible to microorganisms involved in environmental treatment.
Solubilization primarily changes the physical availability and distribution of hydrophobic petroleum components in an aqueous environment. Biodegradation is the subsequent biological transformation of compounds by microorganisms. The two processes can work together: biosurfactant activity may improve contact between hydrocarbons and microbial cells, while microbial physiology determines how effectively those accessible compounds undergo biological transformation.
Researchers should examine microbial physiology and biosurfactant production because both affect how efficiently hydrocarbons become available for biological transformation. They can also consider changes in oil-water interactions, emulsion formation, and hydrocarbon transport. Together, these observations help connect microbial activity with the physical behavior of petroleum contaminants during environmental treatment.
In bioremediation, improved dispersion of petroleum components can increase their contact with microorganisms in contaminated soil or water. Biosurfactant-mediated changes may therefore make hydrocarbons more accessible for biological transformation and support contaminant removal. Studying these interactions helps researchers develop treatment strategies that connect microbial activity with the behavior of oil in environmental systems.
Studies can investigate whether biosurfactant activity improves hydrocarbon availability, alters transport through an environmental system, or enhances contact between petroleum components and microbial cells. Researchers may also examine whether these changes support greater biological transformation or contaminant removal. Such outcomes link surface chemistry and microbial physiology to practical approaches for treating oil-polluted ecosystems.