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Decolorization of acid dyeing 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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Decolorization of acid dyeing wastewater
What Is the Best Method for Wastewater Treatment? - AOS ...
What Is the Best Method for Wastewater Treatment? - AOS ...

Lime is sometimes used when treating ,acidic, water. What treatment solutions you’ll need will likely be determined by the type of ,wastewater,, what contaminants are in the water and what the water will be used for after it’s treated.

Selective Removal of Heavy Metals from Acidic Wastewater ...
Selective Removal of Heavy Metals from Acidic Wastewater ...

One established procedure to ,treat, this type of ,wastewater, is based on neutralizing the acid with lime and storing the contaminants in solid form. Another option is the precipitation of the heavy metals and arsenic in the form of sulfides using H 2 S generated from …

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 ...

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 ...

Limestone for pH Adjustment in Industrial Wastewater ...
Limestone for pH Adjustment in Industrial Wastewater ...

Additionally the design of the system cannot inherently guarantee the treatment of the effluent stream. There are no controls that regulate the addition of ,acidic, or alkaline neutralizing agents. The system designer simply hopes that sufficient alkaline products dissolve into …

Enhancing arsenic removal from acidic wastewater using ...
Enhancing arsenic removal from acidic wastewater using ...

S‐nZVI@ZSM‐5 can efficiently remove As(V) from ,acidic wastewater,. It was observed that the introduction of sulfur increased the specific surface area of nZVI@ZSM‐5 from 35.3 to 45.7 m 2 g –1. The As(V) removal performance was observed in the following order: …

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 ...

What Is the Best Method for Wastewater Treatment? - AOS ...
What Is the Best Method for Wastewater Treatment? - AOS ...

Lime is sometimes used when treating ,acidic, water. What treatment solutions you’ll need will likely be determined by the type of ,wastewater,, what contaminants are in the water and what the water will be used for after it’s treated.

Why and how to treat urban wastewater?
Why and how to treat urban wastewater?

techniques used to collect, transport and ,treat wastewater, before it is discharged into the natural environment. It can be conceived on the scale of an urban area (collective sanitation) ... in a very ,acidic, environment and at about 150°C for 2 hours [5]. For raw domestic ,wastewater,,

Limestone for pH Adjustment in Industrial Wastewater ...
Limestone for pH Adjustment in Industrial Wastewater ...

Additionally the design of the system cannot inherently guarantee the treatment of the effluent stream. There are no controls that regulate the addition of ,acidic, or alkaline neutralizing agents. The system designer simply hopes that sufficient alkaline products dissolve into …

Why and how to treat urban wastewater?
Why and how to treat urban wastewater?

techniques used to collect, transport and ,treat wastewater, before it is discharged into the natural environment. It can be conceived on the scale of an urban area (collective sanitation) ... in a very ,acidic, environment and at about 150°C for 2 hours [5]. For raw domestic ,wastewater,,

Basics of Wastewater Treatment : Barnstable County ...
Basics of Wastewater Treatment : Barnstable County ...

Basics of Wastewater Treatment,. ... At slightly ,acidic, pH ... Other aerobic systems utilize suspended culture of microorganisms to aerobically ,treat, the sewage. This type of treatment assumes that a resident population of bacteria are present in the solids and sludge in the treatment unit; ...

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

Both alkaline and ,acidic, wastes are also expected from the boiler feed water treatment plant, the wastes being generated during the regeneration of anion and cation exchanger units. Waste cooling water contained toxic elements like chromates, zinc, etc. which were used for corrosion control.

Neutralization of Wastewater - avs.globecore.com
Neutralization of Wastewater - avs.globecore.com

There are several methods of neutralization: mixing of acidic and basic wastewater; using chemical agents; filtration of acidic wastewater through neutralizing materials; absorption of acidic gases by basic water or absorption of ammonia by acidic water.

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

Both alkaline and ,acidic, wastes are also expected from the boiler feed water treatment plant, the wastes being generated during the regeneration of anion and cation exchanger units. Waste cooling water contained toxic elements like chromates, zinc, etc. which were used for corrosion control.

Method for treating acidic wastewater | Semantic Scholar
Method for treating acidic wastewater | Semantic Scholar

A method for treating ,acidic wastewater, is provided to effectively ,treat, metal included in ,wastewater, and minimize an amount of sludge causing secondary environmental pollution. An ,acidic wastewater, containing plenty of heavy metals is put into neutralizing tanks(10,20). The ,acidic wastewater, is neutralized into pH 6-8.5 by adding magnesium hydroxide and air oxidation.

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