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Treatment of acid mine wastewater by sulfate reducing bacteria

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 acid mine wastewater by sulfate reducing bacteria
Sulfuric acid - Wikipedia
Sulfuric acid - Wikipedia

Sulfuric acid, (American / IUPAC spelling) or sulphuric ,acid, (traditional / British spelling), also known as oil of vitriol, is a mineral ,acid, composed of the elements sulfur, oxygen and hydrogen, with molecular formula H 2 SO 4.It is a colourless and viscous liquid that is miscible with water at all concentrations.

What chemicals are used and controlled in primary ...
What chemicals are used and controlled in primary ...

Certain acidic chemicals used to lower ,wastewater, pH are: ,Sulfuric acid, (H2S0 4) is the cheapest and most readily available. It is strongly corrosive, dense, oily and clear or dark brown (depending on purity). ,Sulfuric acid, should be of the USP (United States Pharmaceutical) grade, free of heavy metals.

Wastewater Treatment during PCB Fabrication Process | PSPCB
Wastewater Treatment during PCB Fabrication Process | PSPCB

This process produces copper-containing wastewater, sulfuric acid mist. (10) Soldermask (Green): Its function is to prevent bridging during wave soldering, improve soldering quality and save solder. It is also a permanent protective layer for printed boards that protects against moisture, corrosion, mildew and mechanical abrasion.

Sodium Chlorite Hydrogen Sulfide Control in Wastewater ...
Sodium Chlorite Hydrogen Sulfide Control in Wastewater ...

wastewater, treatment operations. Hydrogen sulfide is naturally converted to ,sulfuric acid,, which is corrosive towards steel and concrete. Control of H 2 S will result in increased life and lower maintenance cost for facilities and piping. In addition, worker safety is …

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