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Recovery and treatment of acid wastewater from Xinxiang Chemical fiber plant

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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Recovery and treatment of acid wastewater from Xinxiang Chemical fiber plant
Biological and Bioelectrochemical Recovery of Critical and ...
Biological and Bioelectrochemical Recovery of Critical and ...

Removal of metal ions from wastewaters, contaminated ground waters, and soils has been a topic of interest in ,wastewater treatment, and bioremediation for decades. Recovery of valuable metals from contaminated waters, sites, biomining leachates, and solid wastes, especially spent catalysts and e-waste, is of particular interest for re-use applications ( Figure 2 ).

Anodic Materials for Electrocatalytic Ozone Generation
Anodic Materials for Electrocatalytic Ozone Generation

During ,electrolysis,, water was oxidized on anode to form ozone and release protons. The generated protons were then transferred to cathode through PEM and reduced to hydrogen on cathode. Thus, ozone production ,can be realized, by water oxidation without ,acid, electrolyte.

Subject:
Subject: "electrolysis" - PubAg Search Results

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Search results for: didymium electrolysis
Search results for: didymium electrolysis

Cassava starch processing ,wastewater, fermentation effluent consisted of acetic ,acid,, butyric ,acid, and propionic ,acid,. The effluent from fermentation stage was used as feedstock to generate hydrogen production by microbial ,electrolysis, cell (MECs) at an applied voltage of 0.6 V in second stage with additional 657 mL H2/g-COD was produced.

Recuperation of Silver from Wastewater of Miroiterie of ...
Recuperation of Silver from Wastewater of Miroiterie of ...

electrolysis,, this is made possible by Potentiostat PGZ 301. In the ,electrolysis, of silvering solution it has proved that low currents from 0.5 to 4 A ,can, get a good yield of deposit silver where ∆m increases linearly with increasing intensity of ,electrolysis, current for a period of 30 minutes. By against, for ,electrolysis

A two-step strategy for high-efficiency fluorescent dye ...
A two-step strategy for high-efficiency fluorescent dye ...

Water quality ,can, be compromised by the presence of pathogens, pesticides, PPCPs, heavy metals, 1,2,3 which causes severe environmental problems due to complex chemical composition, toxicity ...

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Subject: "electrolysis" - PubAg Search Results

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Recovery of mixed acid and base from wastewater with ...
Recovery of mixed acid and base from wastewater with ...

13/1/2015, · When the ratio of ,wastewater, to initial volume of anolyte and catholyte was ¼ (1 L ,wastewater, and 0.25 L anolyte or catholyte solutions) at the end of a 360-min ,treatment, period, 3.8- (from 0.01995 to 0.07586 M for [H+]) and 3.98- (from 0.02344 to 0.09333 M for [OH−]) times more intense ,acid, and base concentrations were determined, respectively.

Application of Electrocoagulation Process for Dairy ...
Application of Electrocoagulation Process for Dairy ...

Dairy industry ,wastewater, is characterized by high biochemical oxygen demand (BOD5), chemical oxygen demand (COD), and other pollution load. The purpose of this study was to investigate the effects of the operating parameters such as applied voltage, number of electrodes, and reaction time on a real dairy ,wastewater, in the electrocoagulation process. For …

A two-step strategy for high-efficiency fluorescent dye ...
A two-step strategy for high-efficiency fluorescent dye ...

Water quality ,can, be compromised by the presence of pathogens, pesticides, PPCPs, heavy metals, 1,2,3 which causes severe environmental problems due to complex chemical composition, toxicity ...

Anodic Materials for Electrocatalytic Ozone Generation
Anodic Materials for Electrocatalytic Ozone Generation

During ,electrolysis,, water was oxidized on anode to form ozone and release protons. The generated protons were then transferred to cathode through PEM and reduced to hydrogen on cathode. Thus, ozone production ,can be realized, by water oxidation without ,acid, electrolyte.

Biological and Bioelectrochemical Recovery of Critical and ...
Biological and Bioelectrochemical Recovery of Critical and ...

Removal of metal ions from wastewaters, contaminated ground waters, and soils has been a topic of interest in ,wastewater treatment, and bioremediation for decades. Recovery of valuable metals from contaminated waters, sites, biomining leachates, and solid wastes, especially spent catalysts and e-waste, is of particular interest for re-use applications ( Figure 2 ).

Journal of the Electrochemical Society Volume 148 Number ...
Journal of the Electrochemical Society Volume 148 Number ...

The syntheses of diaryliodonium salts by the anodic oxidation of an aryl iodide in the presence of an arene in solvents containing acetic ,acid,, acetic anhydride, and an ,acid, are investigated. The influence of the reaction conditions on the yield of the 4,4 ' -dimethyldiphenyliodonium cation from the ,electrolysis, of solutions containing both 4-iodotoluene and toluene is explored.

Modern Electrochemical Aspects for the Synthesis of Value ...
Modern Electrochemical Aspects for the Synthesis of Value ...

Wirth and co‐workers described the electrosynthesis of a broad variety of diaryliodonium salts in flow by using a microreactor (Scheme 46), 140 as well as the installation of CF 3 and CF 2 H groups on electron‐deficient alkenes such as acrylates and acrylamides. 141 In this second case, the radicals were produced by Kolbe ,electrolysis, of di‐ and trifluoroacetic ,acid, at the platinum …

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Subject: "electrolysis" - PubAg Search Results

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Microorganisms | Free Full-Text | The Potential of ...
Microorganisms | Free Full-Text | The Potential of ...

When MFCs are implemented in ,wastewater treatment,, there are some obvious advantages, including: (i) serving as energy neutral ,wastewater treatment,, while conventional aerobic treatments consume large amounts of electrical energy for aeration [19,20]; (ii) generating less excess activated sludge compared to anaerobic digesters .

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