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Filtration and chemical neutralization of acid wastewater from steel works

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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Filtration and chemical neutralization of acid wastewater from steel works
Ion Exchange Application in Wastewater Treatment
Ion Exchange Application in Wastewater Treatment

The materials can be further broken down to individual grouping depending on whether it is a strong base cation, ,weak acid, cation, strong base anion, or ,weak, base anion. Regardless of which type of exchangers, the resins can very sensitive to fouling caused by presence ,of organic, matter in the untreated water.

How Do You Remove Silica from Industrial Water and Wastewater?
How Do You Remove Silica from Industrial Water and Wastewater?

There are a few types of IX, and the type used for silica removal is strong base anion (SBA) resin operated in the hydroxide cycle, as silica is a ,weak acid,. When using IX to treat complex streams that contain silica as well as other contaminants, such as heavy metals, care must be taken to properly separate and/or dispose of any hazardous materials that may also exist in the stream.

Wastewater Technology Fact Sheet: Ammonia Stripping
Wastewater Technology Fact Sheet: Ammonia Stripping

wastewater, in the form of ,ammonia, than to convert it to nitrate-nitrogen before removing it (Culp et al., 1978). ,Ammonia, (a ,weak, base) reacts with water (a ,weak acid,) to form ammonium hydroxide. In ,ammonia, stripping, lime or caustic is added to the ,wastewater, until the pH reaches 10.8 to 11.5 standard units which converts ammonium hydroxide ions to

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

Electrodialysis processes are used for water ,treatment, (drinking water, process water) of brackish and ground water, complete desalination of water, ,treatment, of rinsing water from electroplating, selective recovery, or concentration of valuable substances from process or rinsing water (e.g., EDTA, inorganic acids and alkalis, lactic ,acid,, pickling solutions) 16.

MASS BALANCES MODELLING OVER WASTEWATER TREATMENT PLANTS III
MASS BALANCES MODELLING OVER WASTEWATER TREATMENT PLANTS III

(2005b), to include multiple ,organic, types and three phase (aqueous-gas-solid) mixed ,weak acid,/base chemistry for multiple mineral precipitation. Due to the significant increase in size and complexity to model the three ,wastewater treatment, plants, as plant-wide configurations, in three phases, the models were coded in WEST®, which

Effect of Different Acids on the Scale in Pipelines of ...
Effect of Different Acids on the Scale in Pipelines of ...

and prevention of scaling in the ,pipeline, like filtration, aeration etc. At present methods like plain settling, aer a- tion (CO 2 purging), coagulation and flocculation are being implemented in ...

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

However, when the ion-exchange resin is regenerated with concentrated solution of common salt, its effluent will contain very high amount of sodium ions apart from high dissolved solids. In case of partial de-mineralisation process, the effluent contains ,weak acid,. Some mills have water ,treatment, plant of precipitation type.

Treatment Measures on Scale Forming in Oilfield Pipeline ...
Treatment Measures on Scale Forming in Oilfield Pipeline ...

Using X-ray diffraction and thermo gravimetric analyzer to analyze the scaling samples to discuss the scaling causes. The results show that the main ingredients of scaling is CaCO 3 in water flooding. According to the scale of main component, the affecting factors of scale formation were studied by changing the experimental condition for CaCO 3 scaling.

LONG TERM USE OF PRODUCTION WELLS WITH ACIDIC …
LONG TERM USE OF PRODUCTION WELLS WITH ACIDIC …

cause severe silica scaling in the re-injection ,pipeline, and well bore. However, because of the acidity of the separated water, thick silica scales were not observed in re-injection ,pipeline, of pad C separator. The absence of a decline in the injection capacity of well KN1RD also …

Inflow & Infiltration (I&I) - Wastewater Treatment
Inflow & Infiltration (I&I) - Wastewater Treatment

The table below gives the specific gas production for several common ,organic, substances found in ,wastewater,. The range of gas production varies from approximately 1.2 to 1.5 m3/kg (20 to 25 ft3/lb) of VS destroyed for fats to 0.7 m3/kg (12 ft3/lb) of VS destroyed for proteins and carbohydrates.

Analysis of Organic Acids in Wastewater
Analysis of Organic Acids in Wastewater

Thermo Fisher Scientific is pleased to announce a new combined method for the accurate determination ,of organic, acids in a ,wastewater, sample. Application Note 291: Determination ,of Organic Acids in Wastewater, Using Ion-Exclusion Chromatography and On-Line Carbonate Removal demonstrates that ion-exclusion chromatography excludes the inorganic anions present in the sample.

Mechanism and toxicity evaluation of catalytic ozonation ...
Mechanism and toxicity evaluation of catalytic ozonation ...

Humic ,acid, (HA) is the main component ,of organic, matter in effluent from ,wastewater treatment,. The effective removal of HA is significant. In this study, a novel catalyst was prepared using a ...

Water treatment piping systems pass the acid test | WaterWorld
Water treatment piping systems pass the acid test | WaterWorld

Pipeline damage, leaks, joint failures, chemical spillage and down time have been caused by a, decrease, in availability of low concentration acid (in the range of 93%). Piping manufacturers have responded by using a thermoplastic material, but sulphuric acid applications …

Study of Pipes Scaling of Purified Wastewater Intended for ...
Study of Pipes Scaling of Purified Wastewater Intended for ...

encountered the problem of scaling of water pipelines. This phenomenon has created technical economic and environmental problems. This study aims, on the one hand, to examine the physical and chemical quality of the treated ,wastewater, used for A. Driouiche and A. Hadfi are with the Department of Chemistry, Faculty

Grade 4 Wastewater Certification Flashcards - Cram.com
Grade 4 Wastewater Certification Flashcards - Cram.com

If the amount ,of organic, matter is higher is the water resource the rate of respiration and decomposition will be high, ... What is the difference between a ,weak acid, and a strong ,acid,? ... Reviewing all aspects of the ,wastewater treatment, system to determine what would occur during various types of emergency situations is known as a.

Scale Factors: Reducing Corrosion in Pipelines with ...
Scale Factors: Reducing Corrosion in Pipelines with ...

Scaling deposits are common in flowlines subject to changes in pressure or temperature. Regardless of how hard water effects are achieved, the outcome is the same: Scale formation results in reduced diameter or blocked pipes. Pipework scale, reduces, the available cross-section area, and fluids are affected by increased pipewall friction.

(DOC) Industrial wastewater treatment | KRY DARAT ...
(DOC) Industrial wastewater treatment | KRY DARAT ...

Treatment, is by concentration of de-ionisation waste waters and disposal to landfill or by careful pH management of the released ,wastewater,. ,Treatment, of toxic materials Toxic materials including many ,organic, materials, metals (such as zinc, silver, cadmium, thallium, etc.) acids, alkalis, non-metallic elements (such as arsenic or selenium) are ...

Industrial Wastewater Treatment Guide: Expanded Edition
Industrial Wastewater Treatment Guide: Expanded Edition

Typically used as a secondary ,wastewater treatment, method after the initial larger contaminants have been settled and/or filtered out, biological ,wastewater treatment, systems can be efficient and economical technologies for breaking down and removing ,organic, contaminants from heavily ,organic,-laden wastes, such as those produced in the food and beverage, chemical manufacturing, oil and gas, …

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