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Skip to Search Results- 18Graduate and Postdoctoral Studies (GPS), Faculty of
- 18Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 11Oil Sands Research and Information Network (OSRIN)
- 10Oil Sands Research and Information Network (OSRIN)/OSRIN Technical Reports
- 2Chemistry, Department of
- 2Chemistry, Department of/Journal Articles (Chemistry)
- 1Ania C. Ulrich (Civil and Environmental Engineering)/ Tong Yu (Civil and Environmental Engineering)
- 1Ania C. Ulrich (Department of Civil and Environmental Engineering)
- 1Belosevic, Miodrag (Biological Sciences)
- 1Bhattacharjee, Subir (Mechanical Engineering)
- 1Dave C. Sego (Department of Civil and Environmental Engineering)
- 1Dr. Ania Ulrich (Civil and Environmental Engineering)
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Assessing the mobility of metals and dissolved organics in pit-lake models containing PASS-treated fluid tailings
DownloadSpring 2024
Oil sands surface mining produces considerable quantities of fine fluid tailings (FFT). Several reclamation strategies are being investigated to address the environmental concerns related to long-term FFT storage. One promising sustainable tailings management approach is End Pit Lake (EPL);...
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Adsorbents for the Removal of Naphthenic Acids from Oil Sands Process Water: Investigation of Reclamation Materials from Surface Mining of Oil Sands and Development of Biochars from Biological Sludge and Peat
DownloadSpring 2023
Crominski da Silva Medeiros, Deborah C.
Oil sands process water (OSPW) is generated in high quantities during the extraction of the bitumen from the oil sands. Naphthenic acids (NAs) are recalcitrant compounds, corresponding more than 50% of all organics in OSPW. The efficient management of OSPW is of importance to guarantee efficient...
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Structural properties of deprotonated naphthenic acids immersed in water in pristine and hydroxylated carbon nanopores from molecular perspectives
Download2021-08-05
Zhang, Mingshan, Li, Wenhui, Jin, Zhehui
We use molecular dynamic simulations to study the structural properties of deprotonated cyclohexanoic acid (DCHA) and heptanoic acid (DHA) immersed in water in pristine and hydroxylated carbon nanopores (PACNs and HACNs) in relation to NA removal by activated carbons (ACs). In PACNs, both NAs can...
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Degradation of Recalcitrant Organics in Oil Sands Process Water (OSPW) Using Combined Electro-Oxidation and Electrochemically Activated Peroxymonosulfate (EO-PMS)
DownloadFall 2021
Abdelrahman, Ali Satti Abdellatif
In northern Alberta, the bitumen extraction process from oil sands ores consumes large amounts of water, resulting in the generation of huge volumes of oil sand process water (OSPW). Currently, the treatment of OSPW is considered a major challenge facing the oil sands industry. Moreover, among...
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Bioremediation of oil sands process affected water sourced naphthenic acid fraction compounds
DownloadFall 2020
Current development of Alberta’s oil sands region requires large volumes of water, leading to an abundance of oil sands process affected water (OSPW). OSPW contains naphthenic acid fraction compounds (NAFCs) which have been found to contribute extensively to OSPW toxicity. Degradation of this...
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Application of Electro-oxidation for the Degradation of Organics in Oil Sands Process Water (OSPW)
DownloadFall 2019
Large volumes of oil sands process water (OSPW) are generated during the extraction of bitumen from the mined oil sands ores in northern Alberta. The treatment of OSPW is currently considered a serious challenge facing the oil sands industry in the region. Among the different constituents in...
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Application of Anoxic-Aerobic Membrane Bioreactors (MBRs) for Oil Sands Process-Affected Water (OSPW) Treatment
DownloadFall 2016
The enormous volumes of oil sands process-affected water (OSPW) produced during oil sands bitumen extraction have been a public concern due to the toxicity and persistence of the organic contaminants contained in the water. Among all the contaminants in OSPW, naphthenic acids (NAs) are regarded...
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Chemical and Biological Oxidation of Naphthenic Acids - where Stoichiometry, Kinetics and Thermodynamics Meet
DownloadFall 2016
Open-pit mining of Alberta’s oil sands deposits heavily depend on freshwater for the extraction of bitumen. It leaves 1.25 m3 oil sands process affected water (OSPW) per barrel of produced oil. In spite of years of research on treatment of OSPW, currently, there are no approved economic and...
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The impact of various ozone pretreatment doses on the performance of endogenous microbial communities for the remediation of oils sands process-affected water
DownloadFall 2015
In this study, the effects of different ozone pretreatment doses on the performance of endogenous microbial populations in degrading naphthenic acids (Nash and Traver) for the treatment of oil sands process-affected water (OSPW) were evaluated. The results showed that ozonation enhanced the...