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Jiancong Liu, Manhong Ji, Jiabao Qin, Jia Zhu and Suiyi Zhu
Waste oil scum is commonly discharged during the air flotation process at oil-bearing wastewater treatment plants and disposed as an additive in cement kilns and/or furnaces. Herein, it was mixed with a magnetite-rich waste sludge and then completely rec...
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Pedro Cisterna-Osorio, Miguel Moraga-Chaura, Raydel Manrique-Suárez and Mabel Vega-Coloma
This research studies the biodegradation of sunflower-type vegetative oil in two proposed activated sludge systems, the first one to biologically treat an influent containing only vegetative oil and the second one to treat a mixture of vegetable oil plus...
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Lingxiao Dong, Xiaole Huang, Jiyun Ren, Lei Deng and Yaodong Da
The coupled combustion of biomass and organic solid wastes including oil sludge has attracted much attention. Although the optimal mixing ratio of different coal types and biomass has been extensively studied, little attention has been paid to oil sludge...
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Jieying Liu and Zhigao Bi
Anaerobic digestion is a promising technology for treating and disposing of oily sludge, but the presence of oil in the sludge reduces methane production and sludge volume reduction. To overcome this limitation, this study creatively reports the use of m...
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Mohd Imran Siddiqui, Hasan Rameez, Izharul Haq Farooqi and Farrukh Basheer
Rapid population growth and urbanization have resulted in a multi-fold increase in water consumption over the last few decades, resulting in the generation of large amounts of sewage and sewage sludge that impose severe environmental burdens if not handl...
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Hae-ji Ju and Soo-kyung Jeon
The demand for very low sulfur fuel oil (VLSFO) with a sulfur content of less than 0.5% has increased since the IMO2020 regulations were published. However, most VLSFOs for marine fuel are produced by blending two fuel oils with different sulfur contents...
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Xuan Sun, Tao Yu, Yi Huang, Ming Xue, Chengtun Qu, Penghui Yang, Xiaofei Zhang, Bo Yang and Jinling Li
The discharge of large amounts of oily sludge heat treatment residues constitutes a severe threat to the environment. However, little is known about the toxicity of these heat-treated residues. Current research has mainly focused on the toxic effects of ...
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Mahsa Keyvan Hosseini, Lei Liu, Parisa Keyvan Hosseini, Anisha Bhattacharyya, Kenneth Lee, Jiahe Miao and Bing Chen
Oily wastewater has been recognized as a threat to the environment due to its hazardous nature and it can negatively affect the ecosystem, and threaten wildlife and human health. Physical, chemical, and biological technologies demonstrated a mixed perfor...
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Tiina Myllymaa, Henrik Holmberg and Pekka Ahtila
Soot sludge is a waste stream formed in the fuel oil gasification of formic acid and hydrogen peroxide production. The soot sludge has a high moisture content (95%) and is presently combusted with heavy fuel oil in order to dispose of the sludge. Experim...
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Mohammad Asad Tariq, Vasanthi Sethu, Senthilkumar Arumugasamy, Anurita Selvarajoo
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In the present research, local rambutan seed extract was used as a bio-coagulant for the treatment of palm oil mill effluent (POME). Jar test experiments were conducted to find the optimal operating conditions for the removal of turbidity and total suspe...
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