2024-02-24
Nitrification reaction process of nitrifying bacteria: Under aerobic conditions, ammonia nitrogen is oxidized by nitrifying bacteria to form nitrite and nitrate.
查看(kàn)詳情New ideas in the field of lithium extraction from fly ash
2024-02-21
Coal energy plays an important role in both daily life and production, and is a globally important source of energy and chemical raw materials.
查看(kàn)詳情Why is it not recommended to use 304 material for bolts when sealing flange joints?
2024-02-18
When carbon steel or stainless steel flanges are equipped with 304 material bolts in flange joint sealing, leakage problems often occur during operation. This article will provide a qualitative analysis of this.
查看(kàn)詳情Corrosion and Material Selection of Typical Chemical Acids
2024-02-02
ydrogen chloride and hydrochloric acid dry hydrogen chloride do not actually corrode carbon steel below 200 ℃, and their corrosion rate is not greater than 0.1mm/a, rising to 0.5mm/a at 250 ℃.
查看(kàn)詳情Analysis and solution of abnormal conditions in aerobic wastewater treatment tanks
2024-01-31
The function of aerobic tanks in wastewater treatment is to allow activated sludge to undergo aerobic respiration, further decomposing organic matter into inorganic substances and removing pollutants.
查看(kàn)詳情Detailed explanation of nitrogen and phosphorus removal technology for low-carbon source wastewater
2024-01-29
With the acceleration of urbanization and economic development in China, the problem of sewage treatment is becoming increasingly prominent.
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