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deep well drilling waste liquid harmless disposal technology inc rsd

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 inc rsd
Nickel / cobalt mining extraction procedures | Industrial ...
Nickel / cobalt mining extraction procedures | Industrial ...

Nickel, hydroxide is dissolved by sulfuric acid to form ,nickel, sulfate, which is reduced by ,electrolysis,: Ni 2+ to Ni 0. The ammonium sulfate solutions allow the recovery of ammonia by stripping. The liquid solution ,containing, [Co(NH 3) 6] 3+ is reduced from Co 3+ to Co 2+ by Co 0 powder (cobalt metal).

Application of the electrocoagulation technique for ...
Application of the electrocoagulation technique for ...

Application of the electrocoagulation technique for treating heavy metals ,containing wastewater, from the pickling process of a billet plant 855 Korean J. Chem. Eng.(Vol. 27, No. 3) by using an aluminum electrode in the pH range between 4 and 8, whereas by using a iron electrode, ,wastewater, with an initial pH of

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

10/7/2017, · Aji BA, Yavuz Y, Koparal AS (2012) ,Electrocoagulation, of heavy metals ,containing, model ,wastewater, using monopolar iron electrodes. Sep Purif Technol 86(7):248–254. Article Google Scholar Akbal F, Camc S (2011) Copper, chromium and ,nickel, removal from metal plating ,wastewater, by ,electrocoagulation,. Desalination 269:214–222

(PDF) Microbial electrolysis cells for hydrogen production ...
(PDF) Microbial electrolysis cells for hydrogen production ...

The can be a reduced product of microbial metabolism that can transfer energy is distributed among different sectors, including residential M.Z. Khan et al. / Applied Energy 185 (2017) 410–420 417 Industrial ,Wastewater, Domestic ,Wastewater, Total ,Wastewater, The ,wastewater, in the Gulf region contains large amounts of 2.73 organic materials that will be used as a substrate in the anodic 3.00 …

Improving efficiency of electroplating wastewater ...
Improving efficiency of electroplating wastewater ...

Statistically, 30 to 80 percent metal, 5 to 20 percent acid and 2 to 3 percent water are used efficiently in the processes. The most common electroplating processes are zinc, nickel, chrome, copper, cadmium and iron plating, sedimentation of precious metals, and alloys of stannum, lead and bismuth. Part of the metals enter the liquid waste stream.

Comparison of artificial diamond production by ...
Comparison of artificial diamond production by ...

There being a mount of nitric acid,sulfuric acid and hydrochloric acid used in artificial diamond production by conventional post-treatment technique,so a mass of hazardous gas,,acidic wastewater,,and waste contained heavy metal ,nickel, lead to be difficultly treated afterward,which resulting in both squandering of resource and polluting of environment.The ,electrolysis, technique was applied ...

Cathodic cell electrolytic cell for electrolytic refining ...
Cathodic cell electrolytic cell for electrolytic refining ...

SUBSTANCE: method of electrolytic production of nickel by electrolysis of nickel from nickel electrolytes at adding surface active matter such as sulfonates (alkan- and alkyl aromatic acids salts) is realized at using as surface active matter "Sulphonol-P" (mixture of sodium salts of alkyl benzenesulfonic acids on base of n-paraffins C n H 2n+1-C 6 H 4-SO 3 Na where n = 10 - 13) supplied as aqueous solution with …

Recovery of Copper Nickel and Zinc from Wastewater via ...
Recovery of Copper Nickel and Zinc from Wastewater via ...

In this study, the gold refinery wastewater that contains copper, nickel and zinc in the chloride and nitrate media has been used. Since the wastewater was supplied from the gold refining process, the solution were strongly acidic (pH below 0). In order to adapt the pH for metal extraction firstly caustic solution was added to adjust pH to 1.

Process Optimization of Electrochemical Oxidation of ...
Process Optimization of Electrochemical Oxidation of ...

wastewater,, residual ammonia after conventional ,wastewater, treatment should be further eliminated. In this work, an electrochemical oxidation process for converting ammonia to nitrogen in actual dyeing ,wastewater, was investigated. The e ects of the main operating parameters, including initial

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 …

Comparison of artificial diamond production by ...
Comparison of artificial diamond production by ...

There being a mount of nitric acid,sulfuric acid and hydrochloric acid used in artificial diamond production by conventional post-treatment technique,so a mass of hazardous gas,,acidic wastewater,,and waste contained heavy metal ,nickel, lead to be difficultly treated afterward,which resulting in both squandering of resource and polluting of environment.The ,electrolysis, technique was applied ...

Process Optimization of Electrochemical Oxidation of ...
Process Optimization of Electrochemical Oxidation of ...

wastewater,, residual ammonia after conventional ,wastewater, treatment should be further eliminated. In this work, an electrochemical oxidation process for converting ammonia to nitrogen in actual dyeing ,wastewater, was investigated. The e ects of the main operating parameters, including initial

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

10/7/2017, · Aji BA, Yavuz Y, Koparal AS (2012) ,Electrocoagulation, of heavy metals ,containing, model ,wastewater, using monopolar iron electrodes. Sep Purif Technol 86(7):248–254. Article Google Scholar Akbal F, Camc S (2011) Copper, chromium and ,nickel, removal from metal plating ,wastewater, by ,electrocoagulation,. Desalination 269:214–222

Treatment of Wastewater Containing a Mixture of Heavy ...
Treatment of Wastewater Containing a Mixture of Heavy ...

wastewaters ,containing, a high concentration of heavy metal ions (Cu2+, Zn2 +, Ni2+). The sorption results of heavy metal mixtures (Cu-Zn, Cu-Ni) from model solutions of sulfate salts on a strong-acid KU-2–8 cation exchanger in the H+-form were presented. The metals concentration was 10–50 meq/dm3. The efficiency conditions of cation

Treatment of Wastewater Containing a Mixture of Heavy ...
Treatment of Wastewater Containing a Mixture of Heavy ...

wastewaters ,containing, a high concentration of heavy metal ions (Cu2+, Zn2 +, Ni2+). The sorption results of heavy metal mixtures (Cu-Zn, Cu-Ni) from model solutions of sulfate salts on a strong-acid KU-2–8 cation exchanger in the H+-form were presented. The metals concentration was 10–50 meq/dm3. The efficiency conditions of cation

Electrolysis cell for synthesizing perchloric acid ...
Electrolysis cell for synthesizing perchloric acid ...

The present invention provides an ,electrolysis, cell for synthesizing a perchloric acid compound, the ,electrolysis, cell having: a feedstock solution ,containing, a chloride or a chloric acid compound; a cathode; and an anode having an electroconductive diamond as an anode substance, the anode electrolytically oxidizing the chloride or the chloric acid compound to synthesize the perchloric acid ...

Methods of Removing Heavy Metals from Industrial Wastewater
Methods of Removing Heavy Metals from Industrial Wastewater

wastewater streams containing heavy metals are produced from different industries. Heavy metals such as cadmium, zinc, lead, chromium, nickel, copper, vanadium, platinum, silver, and titanium are generated in electroplating, electrolysis depositions, conversion …

Can electrolysis be powered by magnets? - Revolution-Green
Can electrolysis be powered by magnets? - Revolution-Green

15/3/2016, · he energy efficiency of water ,electrolysis, was considerably improved under a high magnetic field. This was proved by measuring the cell voltage, the IR-drop, and the electrode potentials for the ,electrolysis, which was galvanostatically operated in alkaline (4.46 and 0.36 M 0.36M KOH) and ,acidic, (0.05 M 0.05M H 2 S O 4 H2SO4) solutions.

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