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hydraulic fracking to extract oil and natural gas resources list

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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hydraulic fracking to extract oil and natural gas resources list
Metal removal from chromium containing synthetic effluents ...
Metal removal from chromium containing synthetic effluents ...

The concentration of ,chromium, in studied systems was 10 –1mg , of ,iron, 5L mg–1 and nickel, zinc and copL - per –2 –1mg L. The effect of pH (2.0–6.0), time (5–120interaction with metals were oval and smooth. The surface min), temperature (20°C–50°C) and ,chromium, concentration (10–100mg –1L) on metal biosorption was studied. In all

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Sources of industrial ,wastewater, Battery manufacturing. Battery manufacturers specialize in fabricating small devices for electronics and portable equipment (e.g., power tools), or larger, high-powered units for cars, trucks and other motorized vehicles. Pollutants generated at manufacturing plants includes cadmium, ,chromium,, cobalt, copper, cyanide, ,iron,, lead, manganese, mercury, nickel, oil ...

Removal of Lead and Chromium from Synthetic Wastewater ...
Removal of Lead and Chromium from Synthetic Wastewater ...

The present study deals with the removal of Pb and Cr ,from synthetic wastewater using Vetiveria zizanioides, in a batch scale floating platform unit. The effect of pH, initial concentration of metals, and time on the removal of Pb and Cr has been studied.

Removal of Chromium from CrEDTA Synthetic Wastewater Using ...
Removal of Chromium from CrEDTA Synthetic Wastewater Using ...

In this paper, ,advanced Fenton-hydroxide precipitation process, was proposed to remove synthetic ,wastewater containing, CrEDTA. This process can not only remove ,chromium,, but also reduce COD values. Parameters affecting ,chromium, removal are discussed. At optimum conditions, the ,chromium, removal efficiency attained 87%. ,Advanced Fenton-hydroxide precipitation process, appears a …

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