Sewage Filtration

Metal mine beneficiation tailings and wastewater treatment technology

The current development status and hazards of mine tailings in my country The main components of mine tailings in my country are mostly metal sulfides, which are easily oxidized and form acid mine wastewater that poses a serious threat to human health and the ecological environment. If the tailings are not properly treated, it will …

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Transformation of High Ammonia Nitrogen Wastewater Treatment Process in Coal Gasification Plant

A large amount of high ammonia nitrogen wastewater is produced in the process of the coal chemical industry. Although there is a wastewater treatment device, the treatment effect is not ideal due to the complexity of sewage water quality and unreasonable process settings. High concentration of ammonia nitrogen has always been a coal gas. The …

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Classification and reuse technology of polymetallic ore dressing wastewater

In view of the many problems existing in the treatment and reuse of polymetallic ore beneficiation wastewater, this paper mainly designs the reuse plan of polymetallic beneficiation wastewater based on the input nodes of flotation reagents and the composition properties of wastewater in each loop. Introduction of polymetallic ore flotation reagents Flotation reagents are divided …

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High-efficiency hydrolysis and acidification wastewater treatment technology

Efficient hydrolysis and acidification technology The high-efficiency hydrolysis and acidification technology uses anaerobic treatment to diffuse the impurities in the water, and then slowly separate them to react with substances. The processing process can be summarized as component diffusion, reaction, substance precipitation, coagulation, and separation. In all processes, the reaction is the most important process, …

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Treatment of Pesticide Wastewater by Electrocatalytic Oxidation Technology

1 Introduction Dimethocarb has the characteristics of broad spectrum, high efficiency, low toxicity and systemic absorption. It belongs to carbamate insecticides and is a low toxicity variety of methomyl. The drug is particularly effective for the control of larvae of Lepidoptera, Homoptera, Hymenoptera, Diptera, Coleoptera and other pests, and is currently an excellent drug for …

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Zero-discharge treatment process for desulfurization wastewater from coal-fired power plants

Discuss the significance of zero-discharge treatment process for desulfurization wastewater from coal-fired power plants In my country, power generation still mainly relies on thermal power generation, which is also one of the important guarantees for my country’s economic development. In addition, although coal-based thermal power plants provide stable power resources for our country, various pollutants, …

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Characteristics and Treatment Technology of Fine Chemical Wastewater

The wastewater discharged from the fine chemical industry is different from the wastewater discharged from ordinary pollution. The wastewater discharged from the fine chemical industry is more harmful to the environment. At the same time, due to the development of chemical technology, the pollution standard of wastewater is getting higher and higher, and the harm …

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Wastewater Treatment Technology for Esterification Process of Ethylene Glycol Plant

The working principle of the esterification process of the ethylene glycol plant is to use the original esterification tower to transform the wastewater to a certain extent, but in the solution of the esterification system, its by-product contains 3%-5% of dilute nitric acid. Although the waste liquid that needs to be discharged can meet the …

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Coal mine sewage treatment and resource utilization

For many waste water and sewage formed by the mining and application of deep coal resources, if not effectively recovered and applied, it will seriously damage the mine water resources, thus causing the mine to face the situation of water shortage. In view of this, it is very urgent to realize the application of deep …

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Upflow Anaerobic Sludge Bed Reactor for Domestic Sewage Treatment

It is imperative to improve the efficiency of sewage treatment, strengthen the treatment efficiency of sewage treatment plants and reduce the energy consumption of sewage treatment. The development trend of sewage treatment technology is simplicity, high efficiency and low energy consumption. Upflow Anaerobic Sludge Bed Reactor (UASB), as an efficient anaerobic reactor, has the advantages …

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