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Lime is a neutralizer of acid 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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Lime is a neutralizer of acid wastewater
Decomplexation of Electroplating Wastewater in a Higee ...
Decomplexation of Electroplating Wastewater in a Higee ...

electrodes, current density and initial pH of wastewater, were investigated during electrolysis. The experimental results showed that the rotation of electrodes enhanced the mass transfer of electrochemical process; current density influenced the destruction rate of metal complexes; acid or

Fluorine - Wikipedia
Fluorine - Wikipedia

Fluorine, is a chemical element with the symbol F and atomic number 9. It is the lightest halogen and exists at standard conditions as a highly toxic, pale yellow diatomic gas. As the most electronegative element, it is extremely reactive, as it reacts with all other elements, except for argon, neon, and helium.. Among the elements, ,fluorine, ranks 24th in universal abundance and 13th in ...

Electroflotation for Treatment of Industrial Wastewaters ...
Electroflotation for Treatment of Industrial Wastewaters ...

Electroflotation is a wastewater treatment process defined as the separation of suspended particles from water using gas bubbles generated during electrolysis of water. The present study intends to provide a comprehensive review of applications of electroflotation process in treatment of industrial wastewaters.

Electrochemical technologies in wastewater treatment
Electrochemical technologies in wastewater treatment

Electrochemical technologies in wastewater treatment, ... step in treating wastewaters ,containing, refractory pollutants. In this paper, I shall examine the estab-lished technologies such as electrochemical reactors ... Four grams per liter of boric ,acid, was added as buffer agent [24].

Electrocoagulative and Biological Treatment of Laundry ...
Electrocoagulative and Biological Treatment of Laundry ...

Treatment of wastewater by electrocoagulation is known to effectively remove heavy metals, minerals and dyes from wastewater streams, hence making it a good treatment method for laundry wastewater. A high removal efficiency of organic compounds is obtained due to the various mechanisms that occur in the electrocoagulation cell.

US6126838A - Method of wastewater treatment by ...
US6126838A - Method of wastewater treatment by ...

Disclosed is a method for treating highly concentrated wastewater by electrolysis and oxidization, said method being characterized in that the electrolysis and oxidization are carried out in a...

Waste Water Treatment Methods | IntechOpen
Waste Water Treatment Methods | IntechOpen

Population growth leads to significant increases in default volumes of ,waste water,, which makes it an urgent imperative to develop effective and affordable technologies for ,wastewater treatment,. The physico-chemical processes common ,treatment, (coagulation and flocculation) using various chemical reagents (aluminum chloride or ferric chloride, polyelectrolytes, etc.) and generates large amounts ...

Inactivating SARS-CoV-2 by electrochemical oxidation ...
Inactivating SARS-CoV-2 by electrochemical oxidation ...

15/4/2021, · We set up an electrochemical system to inactivate the SARS-CoV-2 in a two-electrode electrolytic cell by using porous nickel foam as the cathode and in-situ formed NiOOH over the nickel foam as the anode in 2 mol/L Na 2 CO 3 aqueous solution (Fig. 1a, b and Fig. S1 online). The skeleton of the original nickel foam is in metallic state (Fig. S1 online), which ensures high conductivity of the ...

12 Treatment Technologies – PFAS — Per- and ...
12 Treatment Technologies – PFAS — Per- and ...

Limited application technologies–Technologies that have been implemented on a limited number of sites, by a limited number of practitioners, and may not have been documented in peer-reviewed literature.These limited application technologies for liquids and solids are contained in the technology comparison Tables 12-1 and 12-2 (provided as separate PDF) and discussed in Section 12.5 and ...

Treatment of oilfield wastewater by combined process of ...
Treatment of oilfield wastewater by combined process of ...

In this study, a combined process was developed that included micro-electrolysis, Fenton oxidation and coagulation to treat oilfield fracturing wastewater. Micro-electrolysis and Fenton oxidation were applied to reduce chemical oxygen demand (COD) organic load and to …

Electrocoagulative and Biological Treatment of Laundry ...
Electrocoagulative and Biological Treatment of Laundry ...

Treatment of wastewater by electrocoagulation is known to effectively remove heavy metals, minerals and dyes from wastewater streams, hence making it a good treatment method for laundry wastewater. A high removal efficiency of organic compounds is obtained due to the various mechanisms that occur in the electrocoagulation cell.

Decomplexation of Electroplating Wastewater in a Higee ...
Decomplexation of Electroplating Wastewater in a Higee ...

electrodes, current density and initial pH of ,wastewater,, were investigated during ,electrolysis,. The experimental results showed that the rotation of electrodes enhanced the mass transfer of electrochemical process; current density influenced the destruction rate of metal complexes; ,acid, or

Electrochemical technologies in wastewater treatment
Electrochemical technologies in wastewater treatment

Electrochemical technologies in wastewater treatment, ... step in treating wastewaters ,containing, refractory pollutants. In this paper, I shall examine the estab-lished technologies such as electrochemical reactors ... Four grams per liter of boric ,acid, was added as buffer agent [24].

PCB circuit board factory wastewater treatment - Shenzhen ...
PCB circuit board factory wastewater treatment - Shenzhen ...

Among the wastewater treatment methods in the PCB industry, gaseous condensation-electric filtration is a novel wastewater treatment method developed in the United States in the 1980s without chemicals. It is a physical method to treat printed circuit board wastewater. It consists of three parts. The first part is an ionized gas generator.

Electrocoagulation (EC) technology for wastewater ...
Electrocoagulation (EC) technology for wastewater ...

10/7/2017, · Electrocoagulation (EC) is the process of destabilizing suspended, emulsified, or dissolved contaminants in an aqueous medium by introducing an electric current into the medium. It can be used for wastewater treatment where DC voltage is applied to the electrodes, usually made of iron or aluminum, and the electrolyte is water or wastewater.

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

The treatment of complex (waste)water for an economic application usually consists of a combination of different physical, biological, and chemical processes. These processes include sedimentation, filtration, flotation, precipitation/flocculation, aerobic and anaerobic processes, membrane processes, photocatalysis, adsorption, stripping, extraction, distillation, UV disinfection and ozonation.

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