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Treatment of oilfield fracturing fluid backflow

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 oilfield fracturing fluid backflow
Treatment of vegetable oil refinery wastewater by ...
Treatment of vegetable oil refinery wastewater by ...

well as various soaps.On average, the oil refinery generates 1200 m3.day-1 of wastewater daily, which includes acid wastewater (80 - 270 m3.day-1) and process wastewater (570 - 1000 m3.day-1) [9]. The process wastewater is that stream originating from all the factory's process installations and equipment. Figure.1 shows the diagram

Paper Mill Effluent Treatment - China Wastewater Filter ...
Paper Mill Effluent Treatment - China Wastewater Filter ...

3. Biodegradable organic matter ,mainly, derived from lignin and macromolecular carbohydrates contained in fiber raw materials. 4. Toxic substances: Rosin ,acid, and unsaturated fatty acids in black liquor. 5. ,Acid,-base poisoning: The pH value of alkaline pulping ,wastewater, is 9~10; the pH value of ,acid, pulping ,wastewater, is 1.2~2.0. 6.

Using Acid Mine Wastewater to Reduce Radioactivity of ...
Using Acid Mine Wastewater to Reduce Radioactivity of ...

A new study led by scientists from Duke University has revealed that radioactivity of fracking wastewater may be reduced by blending it with wastewater recovered from acid mine drainage. Wastewater from both fracking and acid mine drainage are known to pose a potential health risk both to …

Which gases are responsible for acid rain? - Quora
Which gases are responsible for acid rain? - Quora

This mixture forms a mild solution of sulphuric acid and nitric acid. Sulphur dioxide mainy comes from fossil fuel combustion at power plants and other industrial facilities. Nitrogen oxide mainly comes from agriculture, fossil fuel combustion, wastewater management, and industrial processes.

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Road West, North Branch, Jingkai Road, Puyang City