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The acid wastewater was treated

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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The acid wastewater was treated
Pilot-scale fluoride-containing wastewater treatment by ...
Pilot-scale fluoride-containing wastewater treatment by ...

Article Pilot-scale ,fluoride,-,containing wastewater, treatment by the ballasted flocculation process. A pilot-scale ballasted flocculation system was used to remove ,fluoride, from one type of industrial ,wastewater,. The system included the formation of c...

Study on Treatment of acidic and highly concentrated ...
Study on Treatment of acidic and highly concentrated ...

The process for ,wastewater, treatment was easily operated and involved low expenditure. There are problems with treating ,acidic waste water containing, high concentration fluorine by chemical precipitation, including the low sludge setting velocity and the high difficulty of reaching the criterion.

Electrochemical decomposition of fluorinated wetting ...
Electrochemical decomposition of fluorinated wetting ...

The hexchrome-containing wastewater has a pH between 1.0 and 1.2 and, in that acidic solution, fluoride is not stable. The pKs-value of HF is 3.1 so that the HF/F − equilibrium is shifted >99% (pH = pKs + lg (F − /HF) to the HF side which volatilizes from the solution together with the produced hydrogen gas.

Ground Water Contamination with Fluoride and Potential ...
Ground Water Contamination with Fluoride and Potential ...

1/6/2012, · 2. ,Fluoride, and human health. The beneficial and harmful effects of ,fluoride, ingestion are separated by a very narrow margin. ,Fluoride, ingestion through potable water with concentrations about 1.0 mg/l is known to strengthen teeth and the skeleton; however water concentrations beyond 1.0 mg/l are undesirable because prolonged consumption of such water causes fluorosis.

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