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A few days ago, Hubei Huangmailing Phosphorus Chemical Co.
, Ltd.
invested more than 10 million yuan to carry out technical transformation
of two sets of sulfuric acid production equipment.
The new exhaust gas absorption and utilization device is added to the transformation, and the ammonia process is used to remove SO2 in the tail gas, which can not only reduce the total amount of SO2 emissions by about 400 tons/year, achieve tail gas emissions, but also by-produce ammonium sulfate by 2000 tons/year
.
(Liang Yunhong)