Petroleum and chemical enterprises: wastewater generation, sludge generation? ? There is a sharp demand. . .

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Currently, the top 10 oil refining companies in China in 2010 are, in order: Dalian Petrochemical, Zhenhai Petrochemical, Tianjin Petrochemical, Shanghai Petrochemical, Maoming Petrochemical, Jinling Petrochemical, Guangzhou Petrochemical, Fujian Petrochemical, Huizhou Petrochemical, and Takahashi Petrochemical； In 2010, the petrochemical companies in China that ranked between 11th and 20th were as follows (according to online information): 1. Lanzhou Petrochemical (10.5 million tons per year), 2. Fushun Petrochemical (10 million tons per year), 3. Yanshan Petrochemical (10 million tons per year), 4. Qilu Petrochemical (10 million tons per year), 5. Petrochemical Co., Ltd. (10 million tons per year), 6. Duzishan Petrochemical (10 million tons per year), 7. Qingdao Petrochemical (10 million tons per year), 8. Guangxi Petrochemical (10 million tons per year), 9. Yangzi Petrochemical (9.5 million tons per year), 10. Hainan Petrochemical (8 million tons per year). Those of you who work at these large petrochemical companies – could you please tell us what is the capacity of their wastewater treatment plants, i.e., how many tons of wastewater can they treat per day? How many tons of dewatered sludge are generated per day, accounting for about 80%? Thank you!