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Skip to Search Results- 1Adegoroye, Adebukola
- 1Jia, Bei
- 1Kuznicki, Natalie P.
- 1Salehi, Mohammadreza
- 1SrinivasaRajagopalan, Sundeep
- 1Thomas, Tenny
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Spring 2013
As one of the most critical steps to recover valuable particles from a slurry using flotation, knowledge of the drainage of the thin liquid film between an air bubble and a solid surface is required. The main focus of this thesis is to develop and use an integrated thin film drainage appratus...
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Characterization of mature fine tailings in the context of its response to chemical treatment
DownloadFall 2010
Continuous accumulation of Mature Fine Tailings (MFT) is a major challenge to oil sands industry. To reduce the inventory of MFT through development of novel tailings treatment technologies, it is essential to understand the stabilization mechanism of fine solids in MFT. This project aims at...
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Spring 2010
Understanding mineralogy and surface properties of fine solids is vital in oil sands processing and tailings management. Fine solids in oil sands are often contaminated by tightly bound organic matter (OM) originally or during hydrocarbon removal, thereby increasing surface hydrophobicity and...
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Spring 2010
Bitumen froth from oil sands extraction typically contains 60 wt.% bitumen, 30 wt.% water, and 10 wt.% solids. To meet downstream process specifications, the water and solids in bitumen froth have to be removed. The objective of this study is to identify the source of the water reporting to the...
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Spring 2011
Bitumen recovery by the water-based extraction process produces waste streams known as tailings. When discharged into the tailing ponds, the coarse solids in the tailings stream settle out quickly, while the fine solids accumulate over years of settling to a solids content of 30-35% by weight....
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Fall 2010
The purpose of this study is to investigate the impact of solvent addition to bitumen froth on the wettability of froth solids. The wettability of solids determines the transportation/partitioning of the solids between phases, which in turn affects the solids and water rejection in a Clark hot...
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Spring 2010
Commercial Magnafloc 1011and in-house synthesized Al-PAM were used as flocculants for model tailings, laboratory extraction tailings and tailings from paraffin froth treatment unit. The polymers were tested for their flocculation ability in settling and filtration. For model tailings, both...
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Probing Deformable Oil-Water Interfaces by Atomic Force Microscopy and Cascade Partial Coalescence Measurements
DownloadFall 2016
Phase separation of stable oil-in-water and water-in-oil emulsions poses major challenges for a variety of industries, including the petroleum industry. The stability and destabilizing of petroleum emulsions highly depend on interfacial properties such as surface/interfacial charges, interfacial...
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Fall 2013
The phyllosilicates are an important class of valuable industrial minerals and play an essential role in many disciplines. The surface properties of phyllosilicate minerals are a topic of crucial importance as they directly affect all industrial aspects in mineral processing. The objective of...
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Fall 2010
To better understand bitumen conditioning stage in oil sands extraction process a flow cell was designed to study bitumen liberation directly from sand grains, using real oil sand ore. A high-grade oil sand ore was subjected to various water temperatures and pH values to examine the bitumen...