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For the treatment of acid mine wastewater

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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For the treatment of acid mine wastewater
Electropositive Nanodiamond-Coated Quartz Microfiber ...
Electropositive Nanodiamond-Coated Quartz Microfiber ...

Electropositive membranes demonstrating high flux at low pressure differentials show great promise as universal separation platforms for viruses and other charged entities when centralized systems of water and power are scarce. However, the fabrication of a suitably stable membrane with optimal electrostatic characteristics remains a challenge. Here, hydrogenated detonation nanodiamond was ...

Oil and Gas Production Wastewater: Soil Contamination and ...
Oil and Gas Production Wastewater: Soil Contamination and ...

During oil and natural ,gas production,, so-called “produced water” comprises the largest byproduct stream. In addition, many oil and gas operations are augmented via injection of hydraulic fracturing (HF) fluids into the formation. Both produced water and HF fluids may contain hundreds of individual chemicals, some known to be detrimental to ,public health, and the environment.

Recent trends and developments in Fenton processes for ...
Recent trends and developments in Fenton processes for ...

In another study on ,dye wastewater, treatment (Orange II ,dye,), color, TOC, and COD removal efficiencies of 91%, 36%, and 29%, respectively, were obtained after 90 min with 6 mM H 2 O 2, at ,pH, 3, and 70 °C, using commercial FeZSM5 zeolite as the catalyst (Queirós et al., 2015); the iron concentration in the treated solution was 0.173 mg L −1, corresponding to a leaching rate of 0.13%.

Methyl Orange - an overview | ScienceDirect Topics
Methyl Orange - an overview | ScienceDirect Topics

Methyl Orange. MO is one of the very common water-soluble azo dyes (commonly known as a ,pH, indicator) that is extensively used in several industries including the textile, paper, printing, and food industries and mostly discharged in industrial ,wastewater, (Malviya et al., 2015).

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