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Adjustment method of 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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Adjustment method of acid wastewater
Minerals | Free Full-Text | Removal of Heavy Metals and ...
Minerals | Free Full-Text | Removal of Heavy Metals and ...

Heavy metal contamination is one of the most important environmental issues. Therefore, appropriate steps need to be taken to reduce ,heavy metals and metalloids, in water to acceptable levels. Several treatment methods have been developed recently to adsorb these pollutants. This paper reviews the ability of residuals generated as a by-product from the water treatment plants to adsorb heavy ...

Available Online through Research Article www.ijptonline ...
Available Online through Research Article www.ijptonline ...

implement. The ,removal, and recovery conventional processes of phosphorus, ,nitrate, and organic matter such as oxidation with ozone, adsorption with activated carbon, clays and other adsorbent (3).biodegradation, coagulation and flocculation (9)and ion exchanger that are used in the ,wastewater, treatment facilities has several strong deficiencies.

Reducing sewer corrosion through integrated urban water ...
Reducing sewer corrosion through integrated urban water ...

The presence of ,sulfate, in ,wastewater, and its conversion to sulfide in anaerobic sewers are generally considered unavoidable, and water utilities around the world have been focusing on the ,removal, of sulfide after its formation (3, 5–7), incurring mitigation costs comparable to the value of asset losses .

Membranes | Free Full-Text | Nitrate-Selective Anion ...
Membranes | Free Full-Text | Nitrate-Selective Anion ...

Nitrate, pollution in natural waters has become a worldwide issue, mainly caused by the abusive use of chemical fertilizers and insufficient ,wastewater, treatment [].The excessive concentration of nitrates in surface and groundwater causes the eutrophication of rivers and …

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