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Treatment of strong acid 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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Treatment of strong acid wastewater
(PDF) Electrochemical Reduction/Oxidation in the Treatment ...
(PDF) Electrochemical Reduction/Oxidation in the Treatment ...

Electroplating ,wastewater, and metallurgical ,wastewater, are two types of typical heavy metals water. In general, the electroplating ,wastewater, contains a high level of heavy metals, such as copper, nickel, cadmium, chromium, zinc, silver, gold, lead and ,tin,, ,acid,/alkali, cyanide and organic compounds.

Wastewater Pretreatment System for a Printed Circuit Board ...
Wastewater Pretreatment System for a Printed Circuit Board ...

The contents of the ,plating, and cleaning tanks, called baths, are drained for treatment on an irregu-lar . basis. These concentrated . dumps . were also . segre-gated into . four . ,wastewater, streamsi . 1. ,Acid, . dumps . 2. Caustic . dumps . 3. Chrome dumps . 4. Ammoniated and chelated . dumps . Classify ing the ,wastewater, streams in the above manner

Industrial Wastewater Treatment | IWA Publishing
Industrial Wastewater Treatment | IWA Publishing

Dissolving or emulsifying oil using surfactants or solvents usually exacerbates the problem rather than solving it, producing wastewater that is more difficult to treat. The wastewaters from large-scale industries such as oil refineries, petrochemical plants, chemical plants, and natural gas processing plants commonly contain gross amounts of oil and suspended solids.

Purification And Treatment Of Electroplating Baths And ...
Purification And Treatment Of Electroplating Baths And ...

Abstract: A method of recovering and reproducing a tinning liquid containing Fe ions and other detrimental cations by the steps of removing cations from the tinning liquid by passing the tinning liquid or a diluted liquid of the tinning liquid through a strong-,acid, cation exchange resin to obtain a recovered ,acid,, thereafter reproducing the strong-,acid, cation exchange resin and desorbing adsorbed cations into a solution containing an ,acid, by passing the ,acid, …

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