Background Ionic liquids have received a lot of interest in recent years from scientists and
academics due to their distinctive qualities, including low vapor pressure, low toxicity, high …

The oil industry is in search of the stable chemicals that can be applied in drilling,
stimulation, enhanced oil recovery at high temperature and high salinity reservoirs …

Steel slag, as an industrial waste, is a potential alternative to replace aggregate in asphalt
mixture, but the interaction mechanism between asphalt and steel slag is still not …

Enhanced oil recovery (EOR) has been widely used to recover residual oil after the primary
or secondary oil recovery processes. Compared to conventional methods, chemical EOR …

Due to superior surface activity and physicochemical properties, ionic liquids (ILs) have
been applied in petroleum industry in different ways, such as ILs-assisted solvent extraction …

Water-and solvent-based ex situ extraction processes have been employed to extract
bitumen from mineable oil sands. On the other hand, bitumen is recovered in situ from …

Background Fluorite and scheelite are main resources for fluorine and tungsten respectively,
which are usually associated with each other, and the separation of them has important …

The ionic liquid, as a new treatment agent, has been increasingly applied in oil fields due to
its strong temperature resistance, good solubility and high surface activity. In this paper, we …

In this study, a series of choline-based amino acid ionic liquids have been synthesized in an
economic method and are used to assist solvents with extracting asphalt from carbonate …

Oily sludge produced in the process of petroleum exploitation and utilization is a kind of
hazardous waste that needs to be urgently dealt with in the petrochemical industry. The oil …