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Acid wastewater from Guanshi Iron Mine

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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Acid wastewater from Guanshi Iron Mine
Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Industrial wastewater treatment, describes the processes used for treating ,wastewater, that is produced by industries as an undesirable by-product. After treatment, the treated industrial ,wastewater, (or effluent) may be reused or released to a sanitary sewer or to a surface water in the environment.. Most industries produce some ,wastewater,.Recent trends have been to minimize such production or ...

Treatment of Industrial Wastewater by Organic Wastes
Treatment of Industrial Wastewater by Organic Wastes

acidic, industrial wastes in the treatment of ,acidic, industrial wastes in terms of acid neutralization, sulphate and metal removal processes. Glass jars of 1.5 liter capacity (30 cm height) ,containing, bacterial consortium of different organic substrates were inoculated with dairy whey to promote SRB culture.

Treatment Technologies for Organic Wastewater | IntechOpen
Treatment Technologies for Organic Wastewater | IntechOpen

17/11/2011, · In ,acidic, conditions, ... Although the homogenous catalysts, e.g. dissolved ,copper, salts, are effective, ... (Z-BAFs) were designed to ,treat, coking ,wastewater containing, high concentrations of pyridine and quinoline and to explore the bacterial community of biofilm on the zeolite surface.

The waste water treatment method in PCB manufacturing-News ...
The waste water treatment method in PCB manufacturing-News ...

When ,containing, the above several PCB ,wastewater,, the ,copper, ammonia complex ,wastewater,, ink ,waste water,, comprehensive heavy metal ,waste water,, it should be shunt collected. After printing ink ,wastewater, pretreatment, mixed with the integrated ,wastewater, for subsequent treatment, after separately deal with the ,copper, ammonia complex ,wastewater, into the integrated ,wastewater, …

US7722841B2 - Polymeric chelant and coagulant to treat ...
US7722841B2 - Polymeric chelant and coagulant to treat ...

The present invention is directed to the use of a combination of a polymeric chelant and coagulant to treat metal containing wastewater. More particularly, the invention is directed at removing...

Effective acid and metals treatment in tailings dams ...
Effective acid and metals treatment in tailings dams ...

The application of ViroMine reagents can prevent the formation of AMD by stabilising tailings, or it can be applied to contaminated wastewater in tailings dams to treat the problems caused by …

Why and how to treat urban wastewater? - Encyclopedia of ...
Why and how to treat urban wastewater? - Encyclopedia of ...

This total oxidation is carried out chemically by using a very strong oxidant (potassium dichromate), in a very ,acidic, environment and at about 150°C for 2 hours [5]. For raw domestic ,wastewater,, about 50% of the COD is in dissolved form and 50% in particulate form.

Simplified Removal of Chelated Metals
Simplified Removal of Chelated Metals

bring the concentrations of copper and nickel to 1 ppm or less. TABLE I The wastewater is treated without pH adjustment. Analytical data shown in Table I indicate that the facility is meeting the set limit of < 1 ppm for both copper and nickel. Furthermore, the treatment generates

The Treatment of Copper-Containing Wastewater by ...
The Treatment of Copper-Containing Wastewater by ...

The effect of ,electrolysis-enhanced micro-electrolysis fluidized, bed technology on treating cooper-,containing wastewater, had been systematic researched. Operation conditions including applied flow rate, voltage, solution pH and reaction time on the ,copper, ions (Cu2+) removal effect, had been studied scanning electron microscope (SEM) analysis had been used to characterize the surface features ...

Heavy Metal Complexes Wastewater Treatment with Chelation ...
Heavy Metal Complexes Wastewater Treatment with Chelation ...

Because chelator can be used directly to treat acidic wastewater containing heavy metals, it is unnecessary to destroy the constitution of metal complexes preliminarily, and therefore the cost for pH adjustment can be saved and the treatment process can be simplified.

(PDF) Recovery of copper and water from copper ...
(PDF) Recovery of copper and water from copper ...

So, neither EL nor ED can ,treat, Six kinds of ,wastewater, with the initial Cu2+ concentrations the real ,copper,-electroplating ,wastewater, alone, due to the Cu2+ ranging from 50 mg/L to 300 mg/L were used for this experiment, concentration of real ,wastewater, from electroplating workshops under the conditions of operating voltage at 40 V and the water flux vary greatly from less than 100 mg/L to ...

How to Treat Wastewater from Paint Industry? | Waste ...
How to Treat Wastewater from Paint Industry? | Waste ...

Wastes containing undispersed pigments are contained in waste filter cartridges. The equipment cleaning wastes can be minimised by employing more efficient cleaning methods, like reduction in the frequency of equipment cleaning, use of rubber wipers to reduce the amount of paint left on the walls of a mix tank, use of teflon-lined tanks to reduce adhesion and use of plastic or foam to clean pipes to improve …

The waste water treatment method in PCB manufacturing-News ...
The waste water treatment method in PCB manufacturing-News ...

When ,containing, the above several PCB ,wastewater,, the ,copper, ammonia complex ,wastewater,, ink ,waste water,, comprehensive heavy metal ,waste water,, it should be shunt collected. After printing ink ,wastewater, pretreatment, mixed with the integrated ,wastewater, for subsequent treatment, after separately deal with the ,copper, ammonia complex ,wastewater, into the integrated ,wastewater, …

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

Generally, alkaline mercury-,containing wastewater, is usually treated by chemical coacervation or sulfide precipitation; ,acidic, mercury-,containing wastewater, can be treated by metal reduction; low-concentration mercury-,containing wastewater, can be treated by activated carbon adsorption, chemical coacervation or activated sludge; organic mercury ,wastewater, is difficult to ,treat, and is usually ...

US7722841B2 - Polymeric chelant and coagulant to treat ...
US7722841B2 - Polymeric chelant and coagulant to treat ...

The present invention is directed to the use of a combination of a polymeric chelant and coagulant to ,treat, metal ,containing wastewater,. More particularly, the invention is directed at removing ,copper, from CMP ,wastewater,.

Treatment of Industrial Wastewater by Organic Wastes
Treatment of Industrial Wastewater by Organic Wastes

acidic, industrial wastes in the treatment of ,acidic, industrial wastes in terms of acid neutralization, sulphate and metal removal processes. Glass jars of 1.5 liter capacity (30 cm height) ,containing, bacterial consortium of different organic substrates were inoculated with dairy whey to promote SRB culture.

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