Oily sludge is one of the most significant solid wastes generated in the petroleum industry. It
is a complex emulsion of various petroleum hydrocarbons (PHCs), water, heavy metals, and …

Petroleum industry produces one of the popular hazardous waste known as Petroleum
Sludge. The treatment and disposal of petroleum sludge has created a major challenge in …

Oily sludge is a kind of solid emulsified waste produced by the petroleum industry. It is
generally composed of water, crude oil, and solid particulate matter. Because it contains …

Oil and gas industry generate large quantities of oily wastewater effluents. This wastewater
has a major impact on the environment and human health. Hence, a suitable separation …

The quest for effective demulsification materials is growing rapidly in the recent times.
Magnetic nanoparticles (MNPs) are an attractive alternative of commercial demulsifiers …

Products such as cosmetics, pharmaceuticals, and crude oil often exist as water-in-oil (W/O)
emulsions during their processing or in final form. In many cases, their dispersed aqueous …

A combination of solvent extraction and freeze thaw was examined for recovering oil from
the high-moisture petroleum refinery wastewater treatment pond sludge. Five solvents …

The issue of inland oil spills exerts an adverse impact on environmental and ecological
health. Many cases are concerned with water-in-oil emulsions, especially in the oil …

The freeze-thaw (F/T) method is commonly employed during the processing and handling of
drug substances to enhance their chemical and physical stability and obtain pharmaceutical …

Fossil fuels such as petroleum resources continue to be a significant fraction of the energy
portfolio. Oil sludge or slops have become an unavoidable waste in the petroleum …