A novel low temperature process to recover base oil from waste lubricating oil is proposed in this study, which is based on solvent extraction with membrane
The hydrometallurgical method is one of the key technologies in metal recycling, because it enables the fine separation between chemically-similar metals an
Environmental regulations on sulfur contents have prompted researches on deep desulfurization for near-zero sulfur (< 1 ppm) ultra-clean fuels.Biodesulfuriz