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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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Neutralization & Precipitation Systems
Neutralization & Precipitation Systems

Neutralization, and precipitation systems are typically comprised of a number of components that can be configured into a variety of ,wastewater, treatment systems. The integrated electrical controls result in minimal operator attention and the majority of the components are skid mounted, pre-piped, and pre-wired, for fast and easy installation.

Neutralization of Acidic Wastewater by the Use of Waste ...
Neutralization of Acidic Wastewater by the Use of Waste ...

Waste limestone from marble cutting operations was adopted as a neutralizing agent of acidic ,wastewater, from the glass industry. Hydrogen fluoride containing ,wastewater, from the glass matting operations was investigated with the final aim of studying the influence of mass-transfer phenomena at the liquid−solid interface of the heterogeneous ,neutralization reaction, as the rate determining ...

Wastewater: Industrial Metal Finishing
Wastewater: Industrial Metal Finishing

Neutralization, of ,wastewater, that is highly acidic (low pH) or highly basic (high pH) is required for ... bisulfite and one part sulfuric ,acid, to one part chromium. The ,reaction, is shown in the following equation: NaHSO H SO H CrO Cr (SO ) NaHSO 4 H. 2. O 3 3 +3 2 4 +2 2 4 → 2 4 3 +3 +5.

Heavy Metals Removal Industrial Wastewater Solutions
Heavy Metals Removal Industrial Wastewater Solutions

The ,acid, mine drainage waste is characterized by red water. The simplest treatment is ,neutralization, and clarification. The ideal ,neutralization, first combines one of the reactants with previously precipitated solids. This blend is then mixed with the other reactant. This seeding provides the …

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