[1]. Jafari Behbahani T, Talachi H, Taymori M (2009) Study of liquid solvent deasphalting of heavy residues, International Journal of Industrial Engineering and Production Management, 19: 33-39. ##
[2]. Aske N (2002) Characterisation of crude oil components, asphaltene aggregation and emulsion stability by means of near infrared spectroscopy and multivariate analysis, Norwegian University of Science and Technology, 49. ##
[3]. Fakher S, Ahdaya M, Elturki M, Imqam A (2019) Critical review of asphaltene properties and factors impacting its stability in crude oil, Journal of Petroleum Exploration and Production Technology, 1-18. ##
[4]. Priyanto S, Mansoori G A, Suwono A (2001) Measurement of property relationships of nano-structure micelles and coacervates of asphaltene in a pure solvent, Chemical Engineering Science, 56: 6933-6939. ##
[5]. Speight J. (2004) Petroleum Asphaltenes-Part 1: Asphaltenes, resins and the structure of petroleum, Oil and Gas Science and Technology, 59: 467-477. ##
[6]. Ancheyta J, Trejo F, Rana M S (2010) Asphaltenes: chemical transformation during hydroprocessing of heavy oils, CRC press. ##
[7]. Andersen S I, Speight J G (2001) Petroleum resins: separation, character, and role in petroleum, Petroleum Science and Technology, 19: 1-34. ##
[8]. Klein G C, Kim S, Rodgers R P, Marshall A G, Yen A (2006) Mass spectral analysis of asphaltenes. II. Detailed compositional comparison of asphaltenes deposit to its crude oil counterpart for two geographically different crude oils by ESI FT-ICR MS, Energy and Fuels, 20: 1973-1979. ##
[9]. Processing H (2004) Refining processes handbook, Houston, TX: Gulf Publishing Company. ##
[10]. Motaghi M, Shree K, Krishnamurthy S (2010) Consider new methods for bottom of the barrel processing: Part 1: CLEAN FUELS, Hydrocarbon Processing (International ed.), 89: 35-40. ##
[11]. Iqbal R, Khan A, Eng O, Floyd R (2008) Unlocking current refinery constraints, Petroleum technology quarterly, 13. ##
[12]. Agency U S E P (2013) Study of Selected Petroleum Refining Residuals: Industry Study, BiblioGov. ##
[13]. Anderson M J, Whitcomb P J (2016) DOE simplified: practical tools for effective experimentation, CRC press. ##
[14]. Maqbool T, Srikiratiwong P, Fogler H S (2011) Effect of temperature on the precipitation kinetics of asphaltenes, Energy and Fuels, 25: 694-700. ##
[15]. Aske N, Kallevik H, Johnsen E E, Sjöblom J (2002) Asphaltene aggregation from crude oils and model systems studied by high-pressure NIR spectroscopy, Energy and Fuels, 16: 1287-1295. ##
[16]. Z Zhang, Peng J, Srinivasakannan C, Zhang Z, Zhang L, Fernández Y, Menéndez J (2010) Leaching zinc from spent catalyst: Process optimization using response surface methodology, Journal Of Hazardous Materials, 176: 1113-1117. ##
[17]. Junior L C R, Ferreira M S, da Silva Ramos A C (2006) Inhibition of asphaltene precipitation in Brazilian crude oils using new oil soluble amphiphiles, Journal of Petroleum Science and Engineering, 51: 26-36. ##
[18]. Pandu R G (2016) Multi-objective optimization: techniques and applications in chemical engineering, World Scientific. ##
[19]. Duan X, Zhang Z, Srinivasakannan C, Wang F, Liang J (2014) Regeneration of spent catalyst from vinyl acetate synthesis as porous carbon: Process optimization using RSM, Chemical Engineering Research and Design, 92: 1249-1256. ##
[20]. Hou X, Xiao F, Wang J, Amirkhanian S (2018) Identification of asphalt aging characterization by spectrophotometry technique, Fuel, 226: 230-239. ##
[21]. Nadkarni R, Nadkarni R (2007) Guide to ASTM test methods for the analysis of petroleum products and lubricants, ASTM International West Conshohocken. ##
[22]. ASTM D (2013) Standard test method for penetration of bituminous materials, USA, ASTM International. ##
[23]. ASTM D (2014) Standard test method for softening point of bitumen (ring-and-ball apparatus), American Society for Testing and Materials, West Conshohocken, PA, USA. ##
[24]. ASTM D (2017) Standard test method for ductility of asphalt materials, American Society for Testing and Materials, West Conshohocken, PA, USA. ##
[25]. Hassan N A, Ruzi N A, Shukry N A M, Jaya R P, Hainin M R, Kamaruddin N H M, Abdullah M E (2019) Physical properties of bitumen containing diatomite and waste engine oil, Malaysian Journal of Fundamental and Applied Sciences, 15: 528-531. ##
[26]. ASTM D (2002) Standard test method for flash and fire points by Cleveland open cup tester, Annual Book of Standards. ##
[27]. George E, Hunter J S, Hunter W G, Bins R, Kirlin K IV, Carroll D (2005) Statistics for experimenters: design, innovation, and discovery, Wiley New York, NY, USA. ##
[28]. Tarpey T (2000) A note on the prediction sum of squares statistic for restricted least squares, The American Statistician, 54: 116-118. ##
[29]. Bingham N H, Fry J M (2010) Regression: Linear models in statistics, Springer Science and Business Media. ##
[30]. Draper N, Smith H (2014) Applied Regression Analysis, Hoboken; Somerset, in, NJ: John Wiley and Sons. ##
[31]. Bezerra M A, Santelli R E, Oliveira E P, Villar L S, Escaleira L A (2008) Response surface methodology (RSM) as a tool for optimization in analytical chemistry, Talanta, 76, 965-977. ##
[32]. Telmadarreie A, Trivedi J (2017) Dynamic behavior of asphaltene deposition and distribution pattern in fractured porous media during hydrocarbon solvent injection: pore-level observations, Energy and Fuels, 31: 9067-9079. ##
[33]. Long J, Shen B, Ling H, Zhao J, Lu J (2011) Novel solvent deasphalting process by vacuum residue blending with coal tar, Industrial and engineering chemistry research, 50, 11259-11269. ##
[34]. Zendehboudi S, Shafiei A, Bahadori A, James L A, Elkamel A, Lohi A (2014) Asphaltene precipitation and deposition in oil reservoirs–Technical aspects, experimental and hybrid neural network predictive tools, Chemical Engineering Research and Design, 92, 857-875. ##
[35]. Verdier S, Carrier H, Andersen S I, Daridon J L (2006) Study of pressure and temperature effects on asphaltene stability in presence of CO2, Energy and Fuels, 20: 1584-1590. ##
[36]. Hussain H K, Ali S M, Ali Y M (2011) Upgrading sharky baghdad heavy crude oil, Al-Khwarizmi Engineering Journal, 7: 19-29. ##
[37]. Wang Y, Chen Z, Shen B (2012) The Dual-purpose of solvent deasphalting integrated with FCC for production of qualified pavement asphalt and FCC feedstock to realize its maximum potential, Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 34: 1187-1195. ##
[38]. Rezaei N, Mohammadzadeh O, Chatzis I (2010) Warm VAPEX: a thermally improved vapor extraction process for recovery of heavy oil and bitumen, Energy and Fuels, 24: 5934-5946. ##
[39]. Myers R H, Montgomery D C, Anderson-Cook C M (2016) Response surface methodology: process and product optimization using designed experiments, John Wiley and Sons. ##
[40]. Candioti L V, De Zan M M, Cámara M S, Goicoechea H C (2014) Experimental design and multiple response optimization, using the desirability function in analytical methods development, Talanta, 124: 123-138. ##
[41]. Gafonova O V, Yarranton H W (2001) The stabilization of water-in-hydrocarbon emulsions by asphaltenes and resins, Journal of Colloid and Interface Science, 241: 469-478. ##
[42]. Hu Y F, Guo T M (2001) Effect of temperature and molecular weight of n-alkane precipitants on asphaltene precipitation, Fluid Phase Equilibria, 192: 13-25. ##
[43]. Udourioh G A, Ibezim-Ezeani M I, Ofodile S E (2014) Comparative investigation of heavy organics precipitation from crude oil using binary mixtures and single n-alkane organic solvents, Journal of Petroleum and Gas Exploration Research, 4: 53-59. ##
[44]. Tobrise O O, Ofodile S E, Osu C, Achugasim O (2016) Comparative evaluation of asphaltene precipitation from nigerian crude oil residue using intermediate and long chain single and binary n-alkane solvent mixtures, IOSR Journal of Applied Chemistry, 9: 82-86. ##