Almao, P. P. (2012). In situ upgrading of bitumen and heavy oils via nanocatalysis. The Canadian Journal of Chemical Engineering, 90, 320-329.
Ancheyta, J., Betancourt, G., Marroquın, G., Centeno, G., Castaneda, L., Alonso, F., Muñoz, J., Gómez, M. T. and Rayo, P. (2002). Hydroprocessing of Maya heavy crude oil in two reaction stages. Applied Catalysis A: General, 233, 159-170.
Azad, A., Uddin, S. A. and Alam, M. (2012). A Comprehensive study of di diesel engine performance withvegetable oil: an alternative bio-fuel source of energy. International Journal of Automotive and Mechanical Engineering (IJAME), 5, 576-586.
Bartilucci, M. P., Karsner, G. G. and Tracy III, W. J. (1989). Recycle of oily refinery wastes. Google Patents.
Box, G. E. and Draper, N. R. (1987). Empirical model-building and response surfaces, John Wiley and Sons.
Cambiella, A., Benito, J., Pazos, C. and Coca, J. (2006). Centrifugal separation efficiency in the treatment of waste emulsified oils. Chemical Engineering Research and Design, 84, 69-76.
Cho, I.-H. and Zoh, K.-D. (2007). Photocatalytic degradation of azo dye (Reactive Red 120) in TiO2/UV system: Optimization and modeling using a response surface methodology (RSM) based on the central composite design. Dyes and Pigments, 75, 533-543.
Demirbaş, A. (2003). Biodiesel fuels from vegetable oils via catalytic and non-catalytic supercritical alcohol transesterifications and other methods: a survey. Energy conversion and Management, 44, 2093-2109.
Elektorowicz, M. and Habibi, S. (2005). Sustainable waste management: recovery of fuels from petroleum sludge. Canadian Journal of Civil Engineering, 32, 164-169.
Erickson, D., Niesen, V. and Brown, T. Thermodynamic measurement and prediction of paraffin precipitation in crude oil. SPE Annual Technical Conference and Exhibition, (1993). Society of Petroleum Engineers.
Escobedo, J. and Mansoori, G. (1997). Viscometric principles of onsets of colloidal asphaltene flocculation in paraffinic oils and asphaltene micellization in aromatics. SPE Production and Facilities, 12, 116-122.
Faber, J. and Brodzik, K. (2017). Elemental analysis as an important tool for fuels and biofuels quality control. Combustion Engines, 56.
Fan, T., Wang, J. and Buckley, J. S. Evaluating crude oils by SARA analysis. SPE/DOE Improved Oil Recovery Symposium, (2002). Society of Petroleum Engineers.
Fang, H., Young, D. and Nesic, S. (2008). Corrosion of mild steel in the presence of elemental sulfur. CORROSION 2008.
Ferreira, S. C., Bruns, R., Ferreira, H., Matos, G., David, J., Brandao, G., Da Silva, E. P., Portugal, L., Dos Reis, P. and Souza, A. (2007). Box-Behnken design: an alternative for the optimization of analytical methods. Analytica chimica acta, 597, 179-186.
Guo, K., Li, H. and Yu, Z. (2015). Metallic nanoparticles for enhanced heavy oil recovery: promises and challenges. Energy Procedia, 75, 2068-2073.
Hu, G., Li, J. and Hou, H. (2015). A combination of solvent extraction and freeze thaw for oil recovery from petroleum refinery wastewater treatment pond sludge. Journal of hazardous materials, 283, 832-840.
Hu, G., Li, J. and Zeng, G. (2013). Recent development in the treatment of oily sludge from petroleum industry: a review. Journal of hazardous materials, 261, 470-490.
Kim, M.-J., Yoon, D.-S., Choi, C.-H., Choi, J.-T., Kwak, J.-W. and Park, S.-K. (2004). Method for removing sludge in crude oil tank and recovering oil therefrom. Google Patents.
Kim, S.-H. and Na, S.-W. (1997). Response surface method using vector projected sampling points. Structural safety, 19, 3-19.
Kim, S.-S., Kim, J., Jeon, J.-K., Park, Y.-K. and Park, C.-J. (2013). Non-isothermal pyrolysis of the mixtures of waste automobile lubricating oil and polystyrene in a stirred batch reactor. Renewable energy, 54, 241-247.
Klein, G. C., Angström, A., Rodgers, R. P. and Marshall, A. G. (2006). Use of saturates/aromatics/resins/asphaltenes (SARA) fractionation to determine matrix effects in crude oil analysis by electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry. Energy and fuels, 20, 668-672.
Kord, S. and Ayatollahi, S. (2012). Asphaltene precipitation in live crude oil during natural depletion: Experimental investigation and modeling. Fluid Phase Equilibria, 336, 63-70.
Lazar, I., Dobrota, S., Voicu, A., Stefanescu, M., Sandulescu, L. and Petrisor, I. (1999). Microbial degradation of waste hydrocarbons in oily sludge from some Romanian oil fields. Journal of Petroleum Science and Engineering, 22, 151-160.
Lima, C., Lima, R., Silva, E., Castro, K., Chiavone Filho, O., Soares, S. and Araújo, A. (2014). Analysis of petroleum oily sludge produced from oil-water separator. Revista Virtual de Química, 6, 1160-1171.
Lin, S.-Y., Liu, S.-W., Lin, C.-M. and Chen, C.-H. (2002). Recognition of potassium ion in water by 15-crown-5 functionalized gold nanoparticles. Analytical chemistry, 74, 330-335.
Liu, G., Song, H. and Wu, J. (2015). Thermogravimetric study and kinetic analysis of dried industrial sludge pyrolysis. Waste management, 41, 128-133.
Liu, W.-T. (2006). Nanoparticles and their biological and environmental applications. Journal of bioscience and bioengineering, 102, 1-7.
Mao, X., Jiang, R., Xiao, W. and Yu, J. (2015). Use of surfactants for the remediation of contaminated soils: a review. Journal of hazardous materials, 285, 419-435.
Mofijur, M., Masjuki, H., Kalam, M. and Atabani, A. (2013). Evaluation of biodiesel blending, engine performance and emissions characteristics of Jatropha curcas methyl ester: Malaysian perspective. Energy, 55, 879-887.
Muthukumar, M., Sargunamani, D., Selvakumar, N. and Rao, J. V. (2004). Optimisation of ozone treatment for colour and COD removal of acid dye effluent using central composite design experiment. Dyes and Pigments, 63, 127-134.
Nassar, N. N., Hassan, A. and Pereira-Almao, P. (2011). Metal oxide nanoparticles for asphaltene adsorption and oxidation. Energy and Fuels, 25, 1017-1023.
Padaki, M., Murali, R. S., Abdullah, M. S., Misdan, N., Moslehyani, A., Kassim, M., Hilal, N. and Ismail, A. (2015). Membrane technology enhancement in oil–water separation. A review. Desalination, 357, 197-207.
Premuzic, E. T. and Lin, M. S. (1999). Induced biochemical conversions of heavy crude oils. Journal of Petroleum Science and Engineering, 22, 171-180.
Sahebnazar, Z., Mowla, D., Karimi, G. and Yazdian, F. (2017). Zero-Valent Iron Nanoparticles Assisted Purification of Rhamnolipid for Oil Recovery Improvement from Oily Sludge. Journal of Environmental Chemical Engineering.
Shie, J. L., Chang, C. Y., Lin, J. P., Wu, C. H. and Lee, D. J. (2000). Resources recovery of oil sludge by pyrolysis: kinetics study. Journal of chemical technology and biotechnology, 75, 443-450.
Taiwo, E. and Otolorin, J. (2009). Oil recovery from petroleum sludge by solvent extraction. Petroleum Science and Technology, 27, 836-844.
Wang, Y., Zhang, X., Pan, Y. and Chen, Y. (2017). Analysis of oil content in drying petroleum sludge of tank bottom. International Journal of Hydrogen Energy, 42, 18681-18684.
Wang, Z., Zhang, L., Li, J. and Zhong, H. (2015). Disposal of oily sludge. Petroleum Science and Technology, 33, 1045-1052.
Yan, P., Lu, M., Yang, Q., Zhang, H.-L., Zhang, Z.-Z. and Chen, R. (2012). Oil recovery from refinery oily sludge using a rhamnolipid biosurfactant-producing Pseudomonas. Bioresource technology, 116, 24-28.
Zhang, J., Li, J., Thring, R. W., Hu, X. and Song, X. (2012). Oil recovery from refinery oily sludge via ultrasound and freeze/thaw. Journal of hazardous materials, 203, 195-203.
Zubaidy, E. A. and Abouelnasr, D. M. (2010). Fuel recovery from waste oily sludge using solvent extraction. Process Safety and Environmental Protection, 88, 318-326.