Oil sands naphthenic acids: a review of properties, measurement, and treatment

LD Brown, AC Ulrich - Chemosphere, 2015 - Elsevier
The Alberta oil sands contain one of the world's largest reserves of oil–over 169 billion
barrels of bitumen are economically recoverable with current extraction technologies …

Naphthenic acids degradation and toxicity mitigation in tailings wastewater systems and aquatic environments: a review

PR Kannel, TY Gan - Journal of Environmental Science and Health …, 2012 - Taylor & Francis
Naphthenic acids, NAs (classical formula CnH2n+ zO2, where n is the carbon numbers, z
represents zero or negative even integers), found in oil sands process waters (OSPWs), are …

Chemical and toxicological characterizations of hydraulic fracturing flowback and produced water

Y He, SL Flynn, EJ Folkerts, Y Zhang, D Ruan… - Water research, 2017 - Elsevier
Hydraulic fracturing (HF) has emerged as a major method of unconventional oil and gas
recovery. The toxicity of hydraulic fracturing flowback and produced water (HF-FPW) has not …

Naphthenic acids speciation and removal during petroleum-coke adsorption and ozonation of oil sands process-affected water

MG El-Din, H Fu, N Wang, P Chelme-Ayala… - Science of the Total …, 2011 - Elsevier
The Athabasca Oil Sands industry produces large volumes of oil sands process-affected
water (OSPW) as a result of bitumen extraction and upgrading processes. Constituents of …

Recent advances in the design and use of Pickering emulsions for wastewater treatment applications

Z Gricius, G Øye - Soft Matter, 2023 - pubs.rsc.org
Pickering emulsions have recently emerged as versatile systems capable of targeting many
applications of wastewater treatment. The unique properties, which include high emulsion …

Toxicity of untreated and ozone-treated oil sands process-affected water (OSPW) to early life stages of the fathead minnow (Pimephales promelas)

Y He, S Patterson, N Wang, M Hecker, JW Martin… - Water research, 2012 - Elsevier
Due to a policy of no release, oil sands process-affected water (OSPW), produced by the
surface-mining oil sands industry in North Eastern Alberta, Canada, is stored on-site in …

Petroleum coke adsorption as a water management option for oil sands process-affected water

W Zubot, MD MacKinnon, P Chelme-Ayala… - Science of the Total …, 2012 - Elsevier
Water is integral to both operational and environmental aspects of the oil sands industry. A
water treatment option based on the use of petroleum coke (PC), a by-product of bitumen …

Impact of Ozonation on Naphthenic Acids Speciation and Toxicity of Oil Sands Process-Affected Water to Vibrio fischeri and Mammalian Immune System

N Wang, P Chelme-Ayala… - … science & technology, 2013 - ACS Publications
Oil sands process-affected water (OSPW) is the water contained in tailings impoundment
structures in oil sands operations. There are concerns about the environmental impacts of …

Impact of peroxydisulfate in the presence of zero valent iron on the oxidation of cyclohexanoic acid and naphthenic acids from oil sands process-affected water

P Drzewicz, L Perez-Estrada, A Alpatova… - … science & technology, 2012 - ACS Publications
Large volumes of oil sands process-affected water (OSPW) are produced during the
extraction of bitumen from oil sands in Alberta, Canada. The degradation of a model …

Toxicity of naphthenic acids to invertebrates: Extracts from oil sands process-affected water versus commercial mixtures

AJ Bartlett, RA Frank, PL Gillis, JL Parrott… - Environmental …, 2017 - Elsevier
The toxicity of oil sands process-affected water (OSPW) has been primarily attributed to
polar organic constituents, including naphthenic acid fraction components (NAFCs). Our …