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A device for treating acid wastewater by filtration and neutralization

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 device for treating acid wastewater by filtration and neutralization
Sodium Hydroxide - an overview | ScienceDirect Topics
Sodium Hydroxide - an overview | ScienceDirect Topics

Wastewater from the membrane process contains caustic soda solution and virtually no salt or sodium sulfate. Caustic soda processing wastewater is typically neutralized with hydrochloric acid, sent to a lagoon, and then discharged directly to a receiving water or land disposed.

Wastewater Treatment for the Industrial Metal Finishing ...
Wastewater Treatment for the Industrial Metal Finishing ...

Wastewater with a low pH is generally neutralized using sodium hydroxide (NaOH), lime (CaO), magnesium hydroxide (Mg(OH) 2), or calcium hydroxide (Ca(OH) 2). Wastewater with a high pH is generally neutralized with sulfuric acid (H 2 SO 4), hydrochloric acid (HCl), or carbon dioxide (CO 2). The most common chemicals used are H 2 SO 4 and NaOH.

Treating Acids & Alkalies in Industrial Wastewater
Treating Acids & Alkalies in Industrial Wastewater

These acids replace chemicals such as sulphuric acid and sodium hydroxide in chromic reduction, cyanide oxidation, metal precipitation, and neutralization …

Neutralization (chemistry) - Wikipedia
Neutralization (chemistry) - Wikipedia

In chemistry, neutralization or neutralisation is a chemical reaction in which ,acid, and a base react quantitatively with each other. In a reaction in water, neutralization results in there being no excess of hydrogen or ,hydroxide, ions present in the solution. The pH of the ,neutralized, solution depends on the ,acid, strength of the reactants. Animation of a strong ,acid,–strong base neutralization titration. The …

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