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Acid wastewater formed after rain

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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Acid wastewater formed after rain
Phosphorus Removal And Wastewater Treatment pH …
Phosphorus Removal And Wastewater Treatment pH …

Neo WaterFX 300 (formerly RE300) can drastically reduce the acidity of phosphorus removal. The pH of the Neo WaterFX 300 (formerly RE300) solution is between 3 and 4, which, yes, is still acidic. However, because pH is measured on a logarithmic scale, the Neo WaterFX 300 (formerly RE300) solution is 100 times LESS acidic than a ferric or aluminum-based coagulant.

Biological Treatment of Petrochemical Wastewater | IntechOpen
Biological Treatment of Petrochemical Wastewater | IntechOpen

9/4/2018, · Coagulation-flocculation for specific petrochemical ,wastewater, treatment, such as purified terephthalic ,acid, (PTA) production ,wastewater,; the ,wastewater, contains aromatic compounds such as p-toluic ,acid,, benzoic ,acid,, 4-carboxybenzaldehyde, phthalic ,acid, (PA), and terephthalic ,acid, (TA), etc. Ferric chloride is found to be the most effective coagulant with COD ,removal, efficiency at 75.5% at ...

Removal of Acid Orange 7 Dye from Wastewater: Review ...
Removal of Acid Orange 7 Dye from Wastewater: Review ...

Is the most recent ,removal, methods for the effects ,of Acid, Orange 7 (AO7) dye colour from ,wastewater, have complied. Microbial biodegradation, chemical decomposition by oxidation, photo-degradation and adsorption by various adsorbents are various methods used in the ,removal, of AO7. The advantages and disadvantages of the various method are discussed and their efficiencies are compared.

Simultaneous removal of acidity and lead from acid lead ...
Simultaneous removal of acidity and lead from acid lead ...

Effective removal of both, acidity and lead in a single step was achieved in only 25 minutes of electrolysis time with iron electrodes and a mixed supporting electrolyte solution containing 0.03 M Na 2SO 4 and 0.003 M KCl. Keywords: Acid lead battery wastewater, aluminum and iron sacrificial electrodes, electrochemical coagulation.

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