4Mait Kriipsalu,Marcia Marques,Aleksander Maastik.Characterization of oily sludge from a wastewater treatment plant flocculation-flotation unit in a petroleum refinery and its treatment implications[J].Journal of Material Cycles and Waste Management.2008(1)
5Sridhar Pilli,Puspendu Bhunia,Song Yan,R.J. LeBlanc,R.D. Tyagi,R.Y. Surampalli.Ultrasonic pretreatment of sludge: A review[J].Ultrasonics - Sonochemistry.2010(1)
6Essam A.H. Zubaidy,Dana M. Abouelnasr.Fuel recovery from waste oily sludge using solvent extraction[J]. Process Safety and Environmental Protection . 2010 (5)
7Saeed M. Al-Zahrani,Meilana Dharma Putra.Used lubricating oil regeneration by various solvent extraction techniques[J]. Journal of Industrial and Engineering Chemistry . 2013 (2)
8Isabel Fonts,Gloria Gea,Manuel Azuara,Javier ábrego,Jesús Arauzo.Sewage sludge pyrolysis for liquid production: A review[J]. Renewable and Sustainable Energy Reviews . 2012 (5)
9Ning Xu,Wenxiang Wang,Pingfang Han,Xiaoping Lu.Effects of ultrasound on oily sludge deoiling[J]. Journal of Hazardous Materials . 2009 (1)
10E. A. Taiwo,J. A. Otolorin.Oil Recovery from Petroleum Sludge by Solvent Extraction[J]. Petroleum Science and Technology . 2009 (8)