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A large amount of acid wastewater was discharged from a factory

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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A large amount of acid wastewater was discharged from a factory
"Sustainable Decolorization of Reactive and Acid Dye ...

This dissertation details methods on constructing and testing a sustainable ,decolorization, unit that includes a reactor and filter to treat 50 and 100-liter batches of textile dye ,wastewater, for dyers in rural Bangalore, India using photo-Fenton oxidation and sand and carbon (and sometimes cotton) filtration testing whether biodegradation is also necessary as a secondary treatment.

Decolorization of printing and dyeing wastewater ...
Decolorization of printing and dyeing wastewater ...

Its adsorption and ,decolorization of acid, dyes and sulfur dyes is relatively weaker than that of basic dyes and direct dye ,wastewater,. ,Chemical decolorization, of printing and dyeing ,wastewater Decolorization, is achieved through a ,chemical, reaction, which is called ,chemical decolorization,. The commonly used methods are oxidation and adsorption. The bleaching powder decoloration we mentioned earlier is the chlorine oxidation ,decolorization, …

Microbial Degradation and Decolorization of Acid Orange ...
Microbial Degradation and Decolorization of Acid Orange ...

Chemical, oxygen demand removal efficiency of 69% was obtained at HRT =7 h in the aerobic fixed activated sludge reactor. A slight decrease of the color was also observed in the aerobic reactor. This investigation has shown that successful treatment of a highly colored ,wastewater, is possible in the anaerobic baffled reactor.

(PDF) Decolorization of acid black 52 by fungal ...
(PDF) Decolorization of acid black 52 by fungal ...

Dye ,wastewater, is usually treated by physical or ,chemical, treatment processes. However, these technologies are usually inefficient in the removal of color, costly and little adaptable to a wide range of dye ,wastewater, [2][3][4].In recent years many studies have demonstrated that the white-rot fungi are able to degrade a broad spectrum of structurally diverse organo-pollutants [5,6].

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