Alston & Bird LLP
System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud
The present invention relates to a system and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud, and belongs to the recycling and environmental protection technology field. The system includes a desulfurization spray tower, an ozone generator, a denitration spray tower, a slurry mixing tank, a slurry storage tank, a vacuum filter, an ammonia water neutralization tank, an aluminum hydroxide precipitation tank, an ammonia water tank, an aluminum hydroxide storage tank, a filter press, an ammonia distillation tower, a dephlegmator, a cooler, a concentrated ammonia water storage tank, a gypsum precipitation tank, and an anaerobic biochemical pool. In the present invention, red mud slurry is used for desulfurization and denitrification treatment of flue gas to remove SO2 and NO in the flue gas, so that SO2 and NO in the flue gas reach an emission standard.
Pingxiang Huaxing Environmental Protection Engineering Technology Co., Ltd. Kunming University of Science and Technology
B C C C B B C B C B B B B B B C C B C Y B Y C C C
B01D C01F C02F C02F B01D B01D C01F B01D C02F B01D B01D B01D B01D B01D B01D C01F C01F B01D C01F Y02P B01D Y02A C01F C02F C01F
additional inventional additional additional inventional inventional inventional inventional inventional inventional additional inventional additional inventional inventional inventional inventional additional inventional additional additional additional inventional additional inventional
Zaifei Ping Bo Liangtao Shaoming Qiulin Bin Lijuan
Yin Ning Li Yin Li Zhang Li Jia