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How to treat acid wastewater in production

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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How to treat acid wastewater in production
Alkaline Wastewater - an overview | ScienceDirect Topics
Alkaline Wastewater - an overview | ScienceDirect Topics

Wash water from continuous dyeing, ,alkaline wastewater,, and batch dye ,wastewater, contains dye, salts, acids, and other toxic additives. The amount of ,wastewater, generated in the sizing and desizing operations followed by bleaching, dyeing, and printing is high …

Anode materials for sulfide oxidation in alkaline ...
Anode materials for sulfide oxidation in alkaline ...

1/2/2019, · Continuous sulfide oxidation in, alkaline wastewater, (∼300 mM sulfide) was achieved at 200 A m −2 with Ir MMO anodes (Vaiopoulou et al., 2016). The sulfide removal reached 80% and the CE was higher than 68%, with SO 42− or S 2 O 32− as main products of indirect sulfide oxidation.

Mitigating Impacts of Hydrogen Sulfide Induced Corrosion ...
Mitigating Impacts of Hydrogen Sulfide Induced Corrosion ...

Under, acidic, or turbulent conditions in the collection system, hydrogen sulfide is released from the wastewater in the form of a gas. Thiobacillus bacteria that are present in the, wastewater, system oxidize, or react with, the hydrogen sulfide gas to form sulfuric acid.

Biological sulfide removal under alkaline and aerobic ...
Biological sulfide removal under alkaline and aerobic ...

The biological ,sulfide, removal from ,wastewater, caustic streams can be achieved without significant dilution by alkaliphilic microorganisms which usually show lower growth and oxidation rates as compared with ,acidic, and neutral bacteria.

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