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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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Electrochemical Wastewater Treatment Directly Powered by ...
Electrochemical Wastewater Treatment Directly Powered by ...

The aim of this work is to demonstrate the feasibility and utility of using an electrooxidation system directly powered by a photovoltaic array for the treatment of a ,wastewater,. The experimental system used was an industrial electrochemical filter press reactor and a 40-module PV array.

Removal of Hazardous Pollutants from Wastewaters ...
Removal of Hazardous Pollutants from Wastewaters ...

In particular, the application of TiO 2 -SiO 2 binary mixed oxide materials for wastewater treatment is explained herein, and it is evident from the literature survey that these mixed oxide materials have enhanced abilities to remove a wide variety of pollutants.

Efficient Removal of Cd(II) Using SiO2-Mg(OH)2 ...
Efficient Removal of Cd(II) Using SiO2-Mg(OH)2 ...

The pollution of Cadmium (Cd) species in natural water has attracted more and more attention due to its high cumulative toxicity. In the search for improved removal of cadmium from contaminated water, we characterized uptake on a recently identified nanomaterial (,SiO2,-Mg(OH)2) obtained by subjecting sepiolite to ,acid,-base modification. The structural characteristics of ,SiO2,-Mg(OH)2 were ...

JP2007083226A - Method of treating wastewater containing ...
JP2007083226A - Method of treating wastewater containing ...

In the process of handling fumed silica with powder, fumed silica as waste is dispersed and collected in water, and when the ,waste water containing, the recovered fumed silica is treated, the fumed silica concentration is 0. 0.05-3.0 mass% fumed silica-,containing waste water, or fumed silica-,containing waste water, adjusted so that the fumed silica concentration is 0.05-3.0 mass% Is a treatment method for fumed silica-,containing wastewater,…

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