Emulsions frequently encountered in petroleum production, include water-in-oil (W/O)
emulsions, oil-in-water (O/W) emulsions, and water-in-oil-in-water (W/O/W) emulsions, which …

The need for efficient demulsification process to treat emulsions in the petroleum industry is
well acknowledged. For decades, numerous researches have been conducted to examine …

The current work investigates the effect of oil to kerosene ratio, space velocity, temperature,
demulsifier dosage, and wash water ratio on the performance of demulsification of water-in …

Surfactants are crystallizing a certain focus for consumer interest, and their market is still
expected to grow by 4 to 5% each year. Most of the time these surfactants are of petroleum …

Non-covalent interactions have been proved to be dominated in the process of
demulsification. Herein, a hierarchical-three-level method of combined density functional …

The formation of unwanted oil emulsions during producing, transporting, and processing
crude oils is a major challenging issue, which causes serious technical problems, and …

Surfactants, a group of amphiphilic molecules (ie with hydrophobic (water insoluble) as well
as hydrophilic (water soluble) properties) can modulate interfacial tension. Currently, the …

Hypothesis. The removal of stable water-in-oil (W/O) or oil-in-water (O/W) emulsions has
been a challenging issue in chemical and oil industry for decades. Traditional demulsifiers …

The formation and handling of crude oil emulsion during production and processing is a
great challenge to the Petroleum Industry. For financial and operational reasons, it is …

The petroleum industry is in demand of effective techniques for breaking stable emulsions.
In order to develop a low-cost, green and effective demulsifier, fly ash taken from the local …