Response surface methodology for the optimization of the ultrasonic-assisted rhamnolipid treatment of oily sludge
Sign Up to like & getrecommendations! Published in 2021 at "Arabian Journal of Chemistry"
DOI: 10.1016/j.arabjc.2020.102971
Abstract: Abstract This study investigates the recovery of oily sludge using ultrasound-assisted rhamnolipids and uses oil recovery yield as an evaluation index. The Box–Behnken response surface method was employed to investigate the individual and interactive effects… read more here.
Keywords: recovery; methodology; response surface; treatment oily ... See more keywords
Acceleration of organic removal and electricity generation from dewatered oily sludge in a bioelectrochemical system by rhamnolipid addition.
Sign Up to like & getrecommendations! Published in 2017 at "Bioresource technology"
DOI: 10.1016/j.biortech.2017.07.038
Abstract: Conversion of biomass energy of dewatered oily sludge to electricity is the rate-limiting process in bioelectrochemical system (BES). In this study, 2mgg-1 rhamnolipids were added to dewatered oily sludge, resulting in a significant enhancement in… read more here.
Keywords: dewatered oily; bioelectrochemical system; rhamnolipid addition; electricity ... See more keywords
Mechanism of separation and removal of water from oily sludge using liquid dimethyl ether to dissolve hydrocarbons.
Sign Up to like & getrecommendations! Published in 2021 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2021.130452
Abstract: The effective disposal of oily sludge generated from the petroleum industry has received increasing concern. The primary difficulty for the reduction and resource utilization of oily sludge is dewatering. Therefore, finding an efficient and energy-saving… read more here.
Keywords: dimethyl ether; water; water oily; separation ... See more keywords
Application of hydrophobic ionic liquid [Bmmim][PF6] in solvent extraction for oily sludge
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Journal of Chemical Engineering"
DOI: 10.1016/j.cjche.2020.03.014
Abstract: Abstract In this study, an ionic liquid (IL), 1-butyl-2,3-dimmmethylimidazolium hexafluorophosphate ([Bmmim][PF6]), was used in combination with a composite solvent of methyl acetate and n-heptane to enhance the oil extraction from oily sludge. The oil recovery… read more here.
Keywords: solvent extraction; extraction; oily sludge; bmmim pf6 ... See more keywords
Solid effect in chemical cleaning treatment of oily sludge
Sign Up to like & getrecommendations! Published in 2017 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2017.02.038
Abstract: Oil recovery from oily sludge generated from the petroleum industry was investigated using a chemical cleaning method. Four chemicals including three surfactants, cationic cetyltrimethylammonium bromide (CTAB), nonionic Tween 60, and anionic sodium dodecylbenzenesulfonate (SDBS), and… read more here.
Keywords: sludge solid; effect; solid effect; chemical cleaning ... See more keywords
Bioremediation of oily sludge by solid complex bacterial agent with a combined two-step process.
Sign Up to like & getrecommendations! Published in 2021 at "Ecotoxicology and environmental safety"
DOI: 10.1016/j.ecoenv.2020.111673
Abstract: In the present research, a bioremediation process was developed using solid complex bacterial agents (SCBA) through a combined two-step biodegradation process. Four isolated strains showed high efficiency for the degradation of total petroleum hydrocarbons (TPH)… read more here.
Keywords: solid complex; complex bacterial; two step; process ... See more keywords
Effects of potassium hydroxide on the catalytic pyrolysis of oily sludge for high-quality oil product
Sign Up to like & getrecommendations! Published in 2017 at "Fuel"
DOI: 10.1016/j.fuel.2017.03.065
Abstract: Abstract Oily sludge has received increasing attention for its hazardousness as well as its high potential as an energy resource. Previous studies have developed many methods for oil recovery from oily sludge. In this paper,… read more here.
Keywords: product; quality oil; oil product; oil ... See more keywords
A clean production process on oily sludge with a novel collaborative process via integrating multiple approaches
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2021.128983
Abstract: Abstract A clean production process is typically studied for oily sludge that a typical pollutant marked by a variety of pollution indicators, such as high concentrations of organic pollution and heavy metal pollution. However, it… read more here.
Keywords: pollution; production process; process; clean production ... See more keywords
A novel method for recovering oil from oily sludge via water-enhanced CO2 extraction
Sign Up to like & getrecommendations! Published in 2019 at "Journal of CO2 Utilization"
DOI: 10.1016/j.jcou.2019.08.008
Abstract: Abstract A large amount of oily sludge is being produced in the petroleum industry each year and becoming a serious environment issue. An efficient method for separating oil from oily sludge is of great significance… read more here.
Keywords: oil oily; water; method; oily sludge ... See more keywords
Biosurfactant assisted recovery of the C5-C11 hydrocarbon fraction from oily sludge using biosurfactant producing consortium culture of bacteria.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of environmental management"
DOI: 10.1016/j.jenvman.2017.03.011
Abstract: A biosurfactant producing culture of bacteria was isolated from an automobile engine oil dump site which was later used as an inoculum in batch and continuous flow oil recovery from oily sludge. Initially, an emulsion… read more here.
Keywords: recovery; biosurfactant producing; culture; oil ... See more keywords
Insight into essential channel effect of pore structures and hydrogen bonds on the solvent extraction of oily sludge.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2019.121826
Abstract: In this study, solvent extraction experiments were conducted to investigate the channel effect of pore structures and hydrogen bonds by analyzing the desorption behavior of oil components. The highest oil recovery efficiency was 87.9 %… read more here.
Keywords: oily sludge; pore structures; desorption; effect pore ... See more keywords