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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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Development of a Technology for Treating Wastewater ...
Development of a Technology for Treating Wastewater ...

The production process of nitroaromatic hazardous compounds, with the generation of acidic ,wastewater,, represents a significant danger for the health and safety of the workers and the environment. The present study is focused on the development of an efficient installation to treat acidic ,wastewater, resulting from the synthesis process of nitroaromatic compound, considering workers safety and ...

Raw Water Treatment | Services | ChemTreat Inc.
Raw Water Treatment | Services | ChemTreat Inc.

For ,wastewater, applications with hazardous sludge, the economic penalty ,can, be significant. ,Aluminum, Sulfate (Alum): Alum is mildly hazardous, with similar health effects and corrosion characteristics to diluted sulfuric ,acid,.

Calcium Aluminate Technology and Biogenic Corrosion ...
Calcium Aluminate Technology and Biogenic Corrosion ...

The byproduct of the bacteria’s digestion process is sulfuric ,acid,. It is this sulfuric ,acid, that is corrosive to ,wastewater, structures, not the H2S gas itself. Factors that ,can, enhance this biogenic corrosion cycle include long retention times, high ambient temperatures, flat terrain, and low flow values.

Poly Aluminium Chloride (PAC) - Water Treatment Chemical
Poly Aluminium Chloride (PAC) - Water Treatment Chemical

The application of poly ,aluminum, chloride in water treatment ,can, ensure the quality of water sources to a certain extent and reduce the harm to human health. At present, polyaluminum chloride water treatment is not only used in industrial sewage but also widely used in urban sewage and drinking water treatment.

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Road West, North Branch, Jingkai Road, Puyang City