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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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Fracking Equipment
MaxH O DESALTER technology treats calcium sulphate ...
MaxH O DESALTER technology treats calcium sulphate ...

RO, product, further increasing the total recovery of the system. These results show the significant advantage of the developed system as a ,treatment, alternative for ,acid, mine ,wastewater,. The developed system saves operational costs by decreasing chemical consumption and the amount of sludge to be discharged, and investment costs by the

Research progress of the physical and chemical treatment ...
Research progress of the physical and chemical treatment ...

technology has obvious advantages, and has, no secondary pollution to the environment., Zongyu Liu [6] used microwave irradiation treating acid red dye wastewater and activated charcoal was used as catalyst. The results showed that the re-moval rate can reach 96%~98% when concentration of acid red

Efficiency of various recent wastewater dye removal ...
Efficiency of various recent wastewater dye removal ...

1/8/2018, · Dye wastewater is passed through a thin-pored membrane which separates dye particles from clean, water. Can remove any type of dye: High cost. High energy consumption. Membrane pores constantly clogged by dye molecules. Requires high pressure. Short life span. Reverse osmosis

Response surface optimization of acid red 119 dye from ...
Response surface optimization of acid red 119 dye from ...

Although lower amount of PAC in comparison with PACS was needed for specific ,dye, removal, the reuse of PACS as a low-cost material can offer some ,advantages, such as high efficiency for AR119 ,dye, ...

A Review on Heavy Metal Ions and Dye Adsorption from Water ...
A Review on Heavy Metal Ions and Dye Adsorption from Water ...

20/6/2018, · Among all of these methods, adsorption is considered to be one of the most successful techniques in the field of separation technology, particularly in ,wastewater, treatment processes because of its significant ,advantages, such as design simplicity, easy operation technique, and high separation efficiencies compared with other methods.

Mistakes to Avoid in RO Treatment Systems | Water Tech Online
Mistakes to Avoid in RO Treatment Systems | Water Tech Online

By Wes Byrne. The requirements for a working ,reverse osmosis, (,RO,) system are few; it needs a pump, some membranes, vessels, and plumbing. But operating the system in a way that minimizes ,membrane, fouling, maximizes ,membrane, life, and does not suffer from hydraulic catastrophes can be challenging.

Response surface optimization of acid red 119 dye from ...
Response surface optimization of acid red 119 dye from ...

Although lower amount of PAC in comparison with PACS was needed for specific ,dye, removal, the reuse of PACS as a low-cost material can offer some ,advantages, such as high efficiency for AR119 ,dye, ...

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

The neutralization method is to adjust the pH in the ,wastewater,, and also to reduce the color of the ,wastewater,; the coagulation method is to remove the disperse ,dye, and the colloidal substance in the ,waste water,; the oxidation method is to oxidize the reducing substance in the ,waste water, to precipitate the sulfur ,dye, and the vat ,dye,.

Wastewater Treatment | IDE Technologies
Wastewater Treatment | IDE Technologies

This paper presents the three center design implemented in the South Israel (Ashkelon) seawater ,reverse osmosis, (SWRO) desalination facility with guaranteed production capability of 100 Mm 3 /year. The facility design is based on the concept of a Three-Center Design: a pumping center, a ,membrane, center and an energy recovery center.

Analysis Of Reactive Dyes - Hangzhou Fucai Chem Co.Ltd
Analysis Of Reactive Dyes - Hangzhou Fucai Chem Co.Ltd

Advantages, (1) Reactive dyes are one of the best alternatives for banned dyes and other types of cellulose dyes such as sulfur dyes, ice dyes and VAT dyes. (2) Reactive dyes can use the economical dyeing process and the simple dyeing operation obtains the high level each fastness performance especially the wet fastness.

The role of magnesium sulfate in water treatment ...
The role of magnesium sulfate in water treatment ...

It strongly, adsorbs anionic dye with negative charge and decolorizes dye wastewater., The treatment of acid dye wastewater with magnesium sulfate has a good effect and a high chroma after treatment. Magnesium salt method can effectively remove water-soluble acid dyes, and the decolorization rate is very high under suitable conditions.

What is the development trend of metallurgical wastewater ...
What is the development trend of metallurgical wastewater ...

Metallurgical ,wastewater, management development trend is: (1) the development and the use of no water or less water and no pollution or less pollution of new techniques, new technologies, such as using dry coke quenching, coking coal preheating, directly from …

Polyacrylamide application in wastewater treatment - CHINAFLOC
Polyacrylamide application in wastewater treatment - CHINAFLOC

Dyeing ,wastewater, treatment cationic polyacrylamide flocculant sludge dehydrating agent With the rapid development of the ,dye, industry, around the world use ,dye, varieties has amounted to tens of thousands of species, we usually use the polyacrylamide, use of polyacrylamide composite flocculant to deal with the advantage of printing and dyeing ,wastewater, is what?Usually according to the ...

Anion Exchange Resins as Effective Sorbents for Removal of ...
Anion Exchange Resins as Effective Sorbents for Removal of ...

30/9/2014, · They belong to strong electrolytes, undergo complete dissociation in water into coloured anions. The condition of their binding with fibre is forming a sufficient number of the ammonium groups in wool which can be obtained by the addition of acids to dyeing baths, hence it …

What are the characteristics and treatment principles of ...
What are the characteristics and treatment principles of ...

What are the characteristics and treatment principles ,of acid,-base ,wastewater,? Jul 18, 2018. ,Acid wastewater, mainly comes from steel mills, chemical plants, dyestuff plants, electroplating plants and mines. The mass fraction of an ,acid, varies greatly, with the low less than 1% and the high more than 10%.

The role of magnesium sulfate in water treatment ...
The role of magnesium sulfate in water treatment ...

It strongly adsorbs anionic dye with negative charge and decolorizes dye wastewater. The treatment of acid dye wastewater with magnesium sulfate has a good effect and a high chroma after treatment. Magnesium salt method can effectively remove water-soluble acid dyes, and the decolorization rate is very high under suitable conditions.

Minerals | Free Full-Text | Study on Chromaticity Removal ...
Minerals | Free Full-Text | Study on Chromaticity Removal ...

The main advantages of ozone oxidation are rapid reaction and no secondary pollution. Xu et al., used the multi-phase catalytic ozonation technology to treat the secondary biochemical effluent of dyed wastewater, with the chromaticity removal ratio up to 95% under the optimal operating conditions [ 20 ].

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

The neutralization method is to adjust the pH in the ,wastewater,, and also to reduce the color of the ,wastewater,; the coagulation method is to remove the disperse ,dye, and the colloidal substance in the ,waste water,; the oxidation method is to oxidize the reducing substance in the ,waste water, to precipitate the sulfur ,dye, and the vat ,dye,.

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