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The common treatment method of acid wastewater is

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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The common treatment method of acid wastewater is
Redox_SCS_Electrolysis_CV Q.pdf - HKDSE CVQ Redox ...
Redox_SCS_Electrolysis_CV Q.pdf - HKDSE CVQ Redox ...

View Redox_SCS_Electrolysis_CV Q.pdf from MA 1200 at City University of Hong Kong. HKDSE CVQ / Redox Reactions, Chemical Cells and Electrolysis / P.1 2005 (4) The ,wastewater, generated from an

Electrochemical Treatment of Phenolic Wastewater with ...
Electrochemical Treatment of Phenolic Wastewater with ...

For ,wastewater, degradation, The volume of ,wastewater, degradation electrolytic cell was 100 mL. The anode was TiO 2-SnO 2-graphite plate electrode. The cathode is graphite plate. The effective area of both electrodes is 10 cm2 and the polar distance is 2 cm. During the experiment, 50 mL phenol solution

CN1015088B - Method for stripping and recovery of chromate ...
CN1015088B - Method for stripping and recovery of chromate ...

Stripping And Recovery Of ,Dichromate, In Electrolytic Chlorate Systems A process for removing dichromates from chlorate-rich solutions ,containing, hypochlorite and ,dichromate, ions and produced by the electrolysis of brine. The ,dichromate, is reduced in a two-stage process by the addition of ammonia under controlled conditions of pH and temperature to a mixed di- and trivalent chromium hydroxide ...

Electrochemical degradation of the Acid Orange 10 dye on a ...
Electrochemical degradation of the Acid Orange 10 dye on a ...

The COD was determined colorimetrically by the ,dichromate, method. For this purpose, an appropriate amount of the sample was intro-duced into a commercially available digestion solution ,containing, potassium ,dichromate,, sulfuric ,acid,, and mercuric sulfate (HACH LANGE, UK), and the mixture was incubated for 120min at 150oC

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