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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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Calcium (Ca) and water - Water Treatment and Purification
Calcium (Ca) and water - Water Treatment and Purification

Other examples of ,calcium, applications are ,calcium, hypo chloride as bleach and for disinfection, ,calcium, phosphate in glass and porcelain industries, ,calcium, polysulphide and hydroxide as flocculants in ,wastewater treatment,, and ,calcium, fluoride as turbidity agent in enamel industries, in UV-spectroscopy, and as a raw material for fluid ,acid, production.

Water and Wastewater Treatment | RCI Lime
Water and Wastewater Treatment | RCI Lime

It also play an important in pH adjustment of water. When water is too acidic, metallic pipelines tend to damage easily. Hence, lime neutralizes the corrosive action of the dissolved carbonic acid by transforming it into a calcium formulation. When water is too …

Flue Gas Desulfurization Wastewater Treatment Primer
Flue Gas Desulfurization Wastewater Treatment Primer

1/3/2009, · 4. A typical FGD ,wastewater treatment, plant. Source: CH2M HILL ,Calcium, sulfate (gypsum) desaturation. Primary clarification. Equalization. Trace metals …

Chemical Treatment | Wastewater Treatment | Austro Water Tech
Chemical Treatment | Wastewater Treatment | Austro Water Tech

For acidic wastes (low pH) sodium hydroxide, sodium ,carbonate,, ,calcium carbonate, or ,calcium, hydroxide, may be added among other things. For alkali wastes (high pH) sulphuric ,acid, or hydrochloric ,acid, may be added. Acids can cause corrosion of equipment and care must be taken in choosing which ,acid, …

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Road West, North Branch, Jingkai Road, Puyang City