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deep well drilling waste liquid harmless disposal technology ltd inc

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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deep well drilling waste liquid harmless disposal technology ltd inc
Wastewater Treatment during PCB Fabrication Process | PSPCB
Wastewater Treatment during PCB Fabrication Process | PSPCB

4. ,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-concentration heavy metal ions, and consumes a large amount of electricity, and can only process a …

Dissolved Aluminum in Anodizing bath -- How Much to Have ...
Dissolved Aluminum in Anodizing bath -- How Much to Have ...

6/1/2021, · You are right, the ,aluminum, results derived by calculation from free versus used ,acid, titrations do not give repeatable and accurate dissolved ,aluminum, results. Depending upon how you are controlling the bath and the frequency of additions the range of free ,acid, versus used over time, etc. it may not matter, particularly if your processes depend upon a range of say 8-12 g/l of Al.

Interpretation of results obtained from test purification ...
Interpretation of results obtained from test purification ...

Aluminum, and iron metal salts are used in raw water and ,wastewater, treatment. Both metals can form multivalent ions, Al3+, Fe2+ and Fe3+, and various hydrolysis products (Kostamo et al., 2003). Metal cations go through a series of hydrolytic reactions depending on …

Treatment of Petrochemical wastewater by Modified electro ...
Treatment of Petrochemical wastewater by Modified electro ...

Treatment of Petrochemical ,wastewater, by Modified electro-Fenton Method with Nano Porous ,Aluminum, Electrode ... ,aluminum, alloy sheets at ambient temperature in sulfuric ,acid, and phosphoric ,acid, electrolyte solutions ... The ,electrolysis, was performed in a small, open, cylindrical, ...

Sodium Sulphate Recovery from Industrial Wastewater Using ...
Sodium Sulphate Recovery from Industrial Wastewater Using ...

Sodium ,sulfate, is an important ... rayon etc. Concentration of sodium sulphate in industrial ,wastewater, is in the range of 100mg/l to ... upto 8M phosphoric ,acid, purification.

Recovery of Acid and Base from Sodium Sulfate Containing ...
Recovery of Acid and Base from Sodium Sulfate Containing ...

22/2/2021, · BMED can convert sodium, sulfate wastes, into, sulfuric acid and sodium hydroxide,, both of which can be used as raw materials for upstream processes, realizing closed-loop production and presenting economic benefits through reduced costs.

Industrial Electrolysis and Electrochemical Engineering
Industrial Electrolysis and Electrochemical Engineering

electrolysis,, ,aluminum, metal was extremely rare, as expensive as silver, and just as prized. ... them by ,electrolysis, in a bath of sulfuric ,acid,, and electroplating pure copper at the other electrode. ... recovery of resources from ,wastewater, streams. In these processes, the key

Electrocoagulation - Wikipedia
Electrocoagulation - Wikipedia

Electrocoagulation, (EC) is a technique used for ,wastewater, treatment, wash water treatment, industrially processed water, and medical treatment. ,Electrocoagulation, has become a rapidly growing area of ,wastewater, treatment due to its ability to remove contaminants that are generally more difficult to remove by filtration or chemical treatment systems, such as emulsified oil, total petroleum ...

Electrochemical technologies in wastewater treatment
Electrochemical technologies in wastewater treatment

Electrochemical technologies in wastewater treatment, ... The application of ,electrolysis, in mineral beneficiation was patented by Elmore in 1904 [2]. Electrocoagulation (EC) with ,aluminum, and iron ... Four grams per liter of boric ,acid, was added as buffer agent [24].

Interpretation of results obtained from test purification ...
Interpretation of results obtained from test purification ...

Aluminum, and iron metal salts are used in raw water and ,wastewater, treatment. Both metals can form multivalent ions, Al3+, Fe2+ and Fe3+, and various hydrolysis products (Kostamo et al., 2003). Metal cations go through a series of hydrolytic reactions depending on …

Electrocoagulation - Wikipedia
Electrocoagulation - Wikipedia

Electrocoagulation, (EC) is a technique used for ,wastewater, treatment, wash water treatment, industrially processed water, and medical treatment. ,Electrocoagulation, has become a rapidly growing area of ,wastewater, treatment due to its ability to remove contaminants that are generally more difficult to remove by filtration or chemical treatment systems, such as emulsified oil, total petroleum ...

Treatment of sodium sulfate wastewater from a certain H ...
Treatment of sodium sulfate wastewater from a certain H ...

Treatment of sodium ,sulfate wastewater, from a certain H ,acid, enterprise in Binzhou Sodium ,sulfate, MVR Evaporation Crystallization Project The organic matter of high salinity organic ,wastewater, varies greatly according to the production process, and the types and chemical properties of the organic matter are quite different.The salt substances are mostly Cl-, SO42-, Na+, Ca2+ ,etc.

Recovery of Acid and Base from Sodium Sulfate Containing ...
Recovery of Acid and Base from Sodium Sulfate Containing ...

Membranes 2021, 11, 152 3 of 14 treatment ,and acid,–base reuse in the production processes of neopentyl glycol, ore mining, and phenyl glycine. [21,23,24]. In order to solve the problem of the sodium ,sulfate, waste salt produced in the lithium

Study on the pretreatment of printing and dyeing ...
Study on the pretreatment of printing and dyeing ...

The application of micro-,electrolysis, technology to the treatment of alkaline ,wastewater, is discussed.,Aluminum,-carbon micro-,electrolysis, technology used for pre-treating printing and dyeing ,wastewater, has been studied.The factors that affect the CODCr removing efficiency,including influent pH,Al crumbs dosage,Al/C mass ratio and reaction time are investigated by single-factor experiments …

Electrocoagulation Technology in Wastewater Treatme nt: A ...
Electrocoagulation Technology in Wastewater Treatme nt: A ...

In the United States J.T. Harries awarded a patent In 1909 for ,wastewater, treatment by ,electrolysis, using sacrificial aluminiu m and iron anodes. Thereafter, ... that are arranged in pairs of two anodes and cathode electrodes made of iron or ,aluminum, are ... the adsorption of tannic ,acid, molecules on the aluminium hydroxide surface.

A Review of Promising Electrocoagulation Technology for ...
A Review of Promising Electrocoagulation Technology for ...

A review of the literature published on topics interrelated to electrochemical treatment within ,wastewater, by using sacrificial anodes was presented. Electrocoagulation (EC) is a technique used for water and has a great ability on various ,wastewater, treatments, industrial processed water, and medical treatment. It has potential in removing various pollutants such as chemical oxygen demand ...

The practical application of electrolysis
The practical application of electrolysis

For example, it is ,electrolysis, that serves as one of the most effective methods for the industrial production of hydrogen, hydrogen peroxide, manganese dioxide, ,aluminum,, sodium, magnesium, calcium and other substances. ,Electrolysis, is used to treat ,wastewater,, in electroplating, in electroplating, and finally in chemical current sources.

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