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Composition of fracturing flowback fluid for shale gas development

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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Composition of fracturing flowback fluid for shale gas development
Zero-valent iron/activated carbon microelectrolysis to ...
Zero-valent iron/activated carbon microelectrolysis to ...

was better than that of ,iron,–,carbon, microelectrolysis alone.27 However, there is no study on the use of ,iron,–,carbon micro,-,electrolysis, as a PS activator to degrade TC. In this study, a novel type of a zero-valent ,iron, (Fe0)–activated ,carbon, (AC) microelectrolysis method activated peroxydisulfate system (Fe0–AC/PDS) was investigated.

(PDF) Electrocoagulation in Wastewater Treatment | Erick ...
(PDF) Electrocoagulation in Wastewater Treatment | Erick ...

Electrocoagulation in Wastewater Treatment,. Download. ,Electrocoagulation in Wastewater Treatment,. Erick Butler. Yu-Li Ruth. Mohammed Al Ahmad. Yung-tse Hung. ... Electrochemical ,treatment, and operating cost analysis of textile ,wastewater, using sacrificial ,iron, electrodes. By Mehmet Kobya. ,Treatment, of textile wastewaters by electrocoagulation ...

Treatment Performance and Degradation Process of ...
Treatment Performance and Degradation Process of ...

Abstract Vitamin B12 ,wastewater,, as a pharmaceutical ,wastewater,, is difficult to treat due to its high concentrations of bioresistant organic matters, salinity, chromaticity, and poor biodegradability. A laboratory-scale microelectrolysis (ME) process with aeration device was designed to treat this ,wastewater,. Our results suggested that, under obtained optimal condition of hydraulic retention ...

Electrochemical Reactors for Wastewater Treatment ...
Electrochemical Reactors for Wastewater Treatment ...

The main field of application in ,wastewater, is the ,treatment, of highly concentrated ,wastewater,. Low concentrated ,wastewater, may firstly be concentrated, because the energy demand of the electrolytic metal separation increases strongly with low conductivity of the treated water, due to the reduced current yield associated with a falling metal ion concentration of the water.

Wastewater Ozonation Catalyzed by Iron | Industrial ...
Wastewater Ozonation Catalyzed by Iron | Industrial ...

The effectiveness of ozone and integrated ozone catalyzed processes with ,iron, plates on industrial ,wastewater treatment, was evaluated. Both processes were tested at different pH values of the industrial ,wastewater,. Ozonation, under optimal conditions of pH 7 and ,treatment, time of 60 min, reduced the chemical oxygen demand (COD) by 45%, color by 82%, and the turbidity by 55%. The addition of ...

Biological denitrification process based on the Fe(0 ...
Biological denitrification process based on the Fe(0 ...

Europe PMC is an archive of life sciences journal literature. Biological denitrification process based on the Fe(0)-,carbon micro,-,electrolysis, for simultaneous ammonia and nitrate removal from low organic ,carbon, water under a microaerobic condition.

Decomplexation efficiency and mechanism of Cu(II)-EDTA by ...
Decomplexation efficiency and mechanism of Cu(II)-EDTA by ...

Internal micro-electrolysis (IE) coupled with Fenton oxidation (IEF) was a very effective technology for copper (Cu)-ethylenediaminetetraacetic acid (EDTA) wastewater treatment. However, the mechanisms of Cu2+ removal and EDTA degradation were scarce and lack persuasion in the IEF process.

Treatment Performance and Degradation Process of ...
Treatment Performance and Degradation Process of ...

Abstract Vitamin B12 ,wastewater,, as a pharmaceutical ,wastewater,, is difficult to treat due to its high concentrations of bioresistant organic matters, salinity, chromaticity, and poor biodegradability. A laboratory-scale microelectrolysis (ME) process with aeration device was designed to treat this ,wastewater,. Our results suggested that, under obtained optimal condition of hydraulic retention ...

Treatment of high salt oxidized modified starch waste ...
Treatment of high salt oxidized modified starch waste ...

The addition of ,iron,-,carbon, fillers to the acidifica- ... The biodegradability was improved from 0.12 to 0.34 by ,micro,-,electrolysis,. The whole ,treatment, was found to be effective with removal of 96 % of the chemical oxygen demand (COD), 0.71 L/day of methane energy ... caused paralysis of the original ,wastewater treatment, system. In recent ...

Mechanism of enhanced nitrate reduction via micro ...
Mechanism of enhanced nitrate reduction via micro ...

Currently, zero-valent ,iron,/activated ,carbon, (Fe0/AC) ,micro,-,electrolysis, has been widely applied in ,treatment, of various wastewaters, such as landfill leachate [18], coking [19] and dye [20] ,wastewater,, for its easy operation, low cost and high efficiency [21]. In an Fe0/AC system, when ,iron, (anode) and activated ,carbon

(PDF) Electrocoagulation in Wastewater Treatment | Erick ...
(PDF) Electrocoagulation in Wastewater Treatment | Erick ...

Electrocoagulation in Wastewater Treatment,. Download. ,Electrocoagulation in Wastewater Treatment,. Erick Butler. Yu-Li Ruth. Mohammed Al Ahmad. Yung-tse Hung. ... Electrochemical ,treatment, and operating cost analysis of textile ,wastewater, using sacrificial ,iron, electrodes. By Mehmet Kobya. ,Treatment, of textile wastewaters by electrocoagulation ...

High-rate sulphidogenic fluidised-bed treatment of metal ...
High-rate sulphidogenic fluidised-bed treatment of metal ...

The applicability of fluidised-bed reactor (FBR) based sulphate reducing bioprocess was investigated for the treatment of iron containing, (40-90 mg/L) acidic wastewater, at 65 degrees C. The FBR was inoculated with sulphate-reducing bacteria (SRB) originally enriched from a hot mining environment.

Wastewater Treatment through Low Cost Adsorption ...
Wastewater Treatment through Low Cost Adsorption ...

7/4/2016, · This chapter addresses the ,wastewater treatment, of mining residues through adsorption methodologies. It preferentially focuses its attention on (but not limited to) the removal of heavy metals. It begins with a brief description of the most used ,wastewater treatment, pathways highlighting both their advantages and disadvantages and focusing on adsorption industrial practice.

Reduction of iron (II) ions in synthetic acidic wastewater ...
Reduction of iron (II) ions in synthetic acidic wastewater ...

occurred because of high-level water pollution due to increased human activity in the industrial and mining sectors. Heavy metal from industrial and mining waste that can threaten the health of the population, source of life and ecological system is ,iron, (II). The ,iron, metal tends to accumulate in living organisms, which can trigger various

Electrochemical Reactors for Wastewater Treatment ...
Electrochemical Reactors for Wastewater Treatment ...

The main field of application in ,wastewater, is the ,treatment, of highly concentrated ,wastewater,. Low concentrated ,wastewater, may firstly be concentrated, because the energy demand of the electrolytic metal separation increases strongly with low conductivity of the treated water, due to the reduced current yield associated with a falling metal ion concentration of the water.

TreatmentoflandfillleachateROconcentrationbyIron ...
TreatmentoflandfillleachateROconcentrationbyIron ...

Iron,-,carbon micro,-,electrolysis, (ICME) technology provides the advantages of no extra energy, the low cost, easy operation, wide applicability and long service life. Recently, ICME has been successfully used in ,treat-ment, of various industrial ,wastewater,, such as pharmaceutical ,wastewater, [8], dye-stuff [9], che-mical ,wastewater, [10] and etc.

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