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Improvement 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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Improvement of acid 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.

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].

Standard Operating Procedure and Checklist of Minimal ...
Standard Operating Procedure and Checklist of Minimal ...

neutralized with either Sodium ,hydroxide, or ,calcium hydroxide,. The centrifuged precipitate is dried in hot air oven dryer. Acidic Fume Hydro -fluoro -silicic ,acid Reaction, Vessel Centrifuging of precipitated SSF Hot air oven dryer at 700C Product Na 2 SiF 6 MEE NaCl Solution Acidic Mother Liquor Pulverization & Screening Scrubber ETP ,Wastewater

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 fluidized bed of a suitable particulate carrier.

Treatment of dairy wastewaters by electrocoagulation using ...
Treatment of dairy wastewaters by electrocoagulation using ...

21/9/2006, · Aerobic treatment processes are commonly used together with anaerobic processes for dairy ,wastewater, treatment, in order to achieve the effluent discharge limits for agro-industry wastewaters . On the other hand, the physical/chemical methods that have been proven to be successful are coagulation/flocculation [18] , nanofiltration (NF) and reverse osmosis (RO) membranes [19] …

Waste Water Treatment: Electrocoagulation Technology ...
Waste Water Treatment: Electrocoagulation Technology ...

EC uses a proprietary treatment chamber and electricity to treat a wide range of differing waste streams containing heavy metals, virus, bacteria, pesticides, arsenic, MTBE, cyanide, Biochem,ical oxygen demand (BOD), Total dissolved solids (TDS),, and, Total suspended solids (TSS)., It is used to treat municipal, industrial and commercial wastewater.

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.

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

The treatment of ,complex, (waste) ... e.g., sodium ions or protons in the form of a sodium chloride solution or an ,acid,. ... 4.12 2 Ozone ,Electrolysis,. The treatment of ,wastewater, by ozonation is state of the art. For this purpose, an ozone generator is commonly used, ...

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.

(PDF) Overview of Electrolytic treatment: An alternative ...
(PDF) Overview of Electrolytic treatment: An alternative ...

Electrolytic, wastewater, treatment is rarely used in comparison to chemical treatment. However, this treatment is convenient and may be more efficient to produce high quality water. Electrodes with...

Waste Water Treatment: Electrocoagulation Technology ...
Waste Water Treatment: Electrocoagulation Technology ...

The classical physico-chemical treatment processes that are used for the wastewater treatment is filtration, air stripping, ion-exchange, chemical precipitation, chemical oxidation, carbon adsorption, ultrafiltration, reverse osmosis, electrodialysis, volatilization and gas stripping.

Electrochemical treatment of industrial wastewater ...
Electrochemical treatment of industrial wastewater ...

10/9/2004, · Naumczyk et al. reported the formation of organochlorine compounds during the, treatment, of textile dyeing, wastewater., Electrochemical treatment of landfill leachate showed complete removal of ammonia and 92% of COD removal using Ti/SnO 2 –PdO 2 –RuO 2 (SPR) anode by operating at 15 A/dm 2 current density for 240 min of, electrolysis with, 7500 mg/L additional chloride, concentration, .

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 …

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...

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

14/1/2019, · ,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 …

(PDF) Direct synthesis of calcium diglyceroxide from ...
(PDF) Direct synthesis of calcium diglyceroxide from ...

For instance, Cho et al. reported that CaO-produced catalyst obtained from ,calcium hydroxide, annealing was more active compared to that ,of calcium, acetate, ,calcium, carbonate and ,calcium, oxalate [21].An important issue that must be considered is that although CaO acts initially as the transesterification catalyst it would be inevitably transformed into Ca-DG during ,reaction,.

Iron-carbon Micro-electrolysis Treatment Of Edta-cu With ...
Iron-carbon Micro-electrolysis Treatment Of Edta-cu With ...

Owing to its difficulty to remove by conventional water and ,wastewater, treatment, it is essential to develop new method to improve the treatment of EDTA-Cu ,containing wastewater,.A novel technique based on Fe-C micro-,electrolysis,(FAC) to treat the organic ,wastewater containing, EDTA or EDTA-Cu ,complex, has been proposed in this thesis.

Wastewater Treatment: Chemical Precipitation | Sewage ...
Wastewater Treatment: Chemical Precipitation | Sewage ...

Wastewater Treatment: Chemical Precipitation, - View presentation slides online. It deals with the ,wastewater, treatment by chemical ,precipitation, to improve the performance of primary clarifiers, for the removal of heavy metals and for the removal of phosphorus from the ,wastewater,. it also deals with the estimation of the chemical sludges generated during the chemical ,precipitation, process.

Wastewater Treatment during PCB Fabrication Process | PSPCB
Wastewater Treatment during PCB Fabrication Process | PSPCB

Electrolysis. Electrolytic treatment of high-concentration circuit board wastewater can reduce the content of heavy metal ions, but the electrolysis method is effective only for the treatment of high-concentr,ation heavy metal, ions, and consumes a large amount of electricity, and can only process a single metal. 5.

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