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Course design of acid papermaking wastewater

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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Course design of acid papermaking wastewater
Treatment of wastewater containing citric acid and ...
Treatment of wastewater containing citric acid and ...

Process for treating ,wastewater, containing ,citric acid, and triethanolamine nd heavy metals by subjecting the ,wastewater, to ,treatment, with hydrogen peroxide and ultraviolet light (UV) and in the presence of ferrous ion as catalyst, to substantially decompose the ,citric acid, and the triethanolamine. ,Wastewater, generated from ship bilge cleaning and containing up to 10% ,citric acid, or up to 5% ...

Production of citric acid using its extraction wastewater ...
Production of citric acid using its extraction wastewater ...

Extraction ,wastewater, was treated by mesophilic anaerobic digestion and then used to make mash for the next batch ,of citric acid, fermentation. The recycling process was done for seven batches. ,Citric acid, production (82.4 g/L on average) decreased by 34.1 % in the …

Treatment of citric acid wastewater for high quality ...
Treatment of citric acid wastewater for high quality ...

",Treatment of citric acid wastewater, for high quality effluent on the anaerobic-aerobic route"

Progress in citric acid wastewater treatment--《Industrial ...
Progress in citric acid wastewater treatment--《Industrial ...

China is the largest country ,of citric acid, production and exportation, but the fixed characteristic ,of citric acid, production technology produces amounts of highly concentrated ,wastewater, in the process, and becomes a serious source of environmental pollution. Therefore, it is crucial and urgent to treat the ,wastewater, in ,citric acid, industry.

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