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Timing of fracturing fluid flowback

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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Timing of fracturing fluid flowback
Decolorization and Degradation of Direct Blue 6 from ...
Decolorization and Degradation of Direct Blue 6 from ...

mg/L, two of them, i.e. ,Acid, scarled GR and Vat Yellow 2, were ,decolorization, at a lower lever.These results indicated that HS-DY012 strain have a high ability to decolor and degrade direct ,blue, 6 with broad-spectrum dye ,decolorization, and degradation characteristics.

Azo Dye - an overview | ScienceDirect Topics
Azo Dye - an overview | ScienceDirect Topics

3.9.3.5 ,Azo Dye Decolorization,. Azo dyes are significant synthetic dyes used in various industries. The process of applying dye on fabric is inefficient due to that; approximately 10%–15% of the dyes are released to the environment producing highly colored ,wastewater, [42].

Continuous Decolorization of Acid Blue 62 Solution in an ...
Continuous Decolorization of Acid Blue 62 Solution in an ...

The present investigation focuses on the ,decolorization of Acid Blue, 62 (AB62) in EMR. AB62 was selected as the products of its oxidation by laccases are well known and they are less toxic than AB62 [].The process was performed using extracellular laccase from Cerrena unicolor because this biocatalyst can be produced without any inducers and its purification is cost effective [].

DECOLORIZATION OF AN ACIDIC DYE FROM SYNTHETIC WASTEWATER …
DECOLORIZATION OF AN ACIDIC DYE FROM SYNTHETIC WASTEWATER …

DECOLORIZATION, OF AN ACIDIC DYE FROM SYNTHETIC ,WASTEWATER, BY SLUDGE OF WATER TREATMENT PLANT 1S. Sadri Moghaddam, *1M. R. Alavi Moghaddam, 2M. Arami 1 Department of Civil and Environmental Engineering, Amirkabir University of Technology (AUT), Tehran, Iran 2 Department of Textile Engineering, Amirkabir University of Technology (AUT), Tehran, Iran

Continuous Decolorization of Acid Blue 62 Solution in an ...
Continuous Decolorization of Acid Blue 62 Solution in an ...

The present investigation focuses on the ,decolorization of Acid Blue, 62 (AB62) in EMR. AB62 was selected as the products of its oxidation by laccases are well known and they are less toxic than AB62 [].The process was performed using extracellular laccase from Cerrena unicolor because this biocatalyst can be produced without any inducers and its purification is cost effective [].

Strategies to improve the adsorption properties of ...
Strategies to improve the adsorption properties of ...

Electroplating ,wastewater, contains pollutants such as cyanide, ,acid,, alkali, stabilizer, brightener and accelerator, and also contains a large number of heavy metals such as Zn, Cr, Ni, Cu. Casting ,wastewater, contains ,acid,, alkali, cyanide and fluoride. In addition, it also …

OXIDATIVE DECOLORIZATION OF TEXTILE WASTEWATER
OXIDATIVE DECOLORIZATION OF TEXTILE WASTEWATER

belongs the hydrogen peroxide ,decolorization wastewater, process. The use of hydrogen peroxide has the very important benefit that no harmful chemicals are used, even more ... ,Acid, Red 6A ,Acid Blue, BS ,Acid, Orange R ,D e c o l o r i z a t i o n, % d e g r e e, % Figure 2. ,Acid, dye decolorisation.

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

17/11/2011, · ,Decolorization, of dye Methylene ,Blue, can be achieved by ozonation. The COD of basic dyestuff ,wastewater, was reduced to 64.96% and ,decolorization, was observed under basic conditions (pH 12), complete Methylene ,Blue, degradation occurring in 12 min. The ,decolorization, time decrease linearly with the increase in ozone concentration.

Hydrothermal Synthesis of K2Ti6O13 Nanotubes/Nanoparticles ...
Hydrothermal Synthesis of K2Ti6O13 Nanotubes/Nanoparticles ...

The degradation of methylene ,blue, and rhodamine B dyes using potassium hexatitanate nanoparticles (KTNPs) and potassium hexatitanate nanotubes (KTNTs) synthesized via a hydrothermal method as efficient photocatalysts under UV light irradiation was investigated. The kinetics of degradation was determined for the two different catalysts––KTNPs and KTNTs––by monitoring the optical ...

Recent advances in textile wastewater treatment using ...
Recent advances in textile wastewater treatment using ...

Acid blue, 113, 800. Double azo. 37, 100 rpm, isothermicbioreaction calorimeter. 93.7, 12-16. 103. ... Watanapokasin RY, Boonyakamol A, Sukseree S, et al. Hydrogen production and anaerobic ,decolorization, of ,wastewater, containing Reactive ,Blue, 4 by a bacterial consortium of Salmonella subterranean and Paenibacillus polymyxa.

Recent advances in textile wastewater treatment using ...
Recent advances in textile wastewater treatment using ...

Acid blue, 113, 800. Double azo. 37, 100 rpm, isothermicbioreaction calorimeter. 93.7, 12-16. 103. ... Watanapokasin RY, Boonyakamol A, Sukseree S, et al. Hydrogen production and anaerobic ,decolorization, of ,wastewater, containing Reactive ,Blue, 4 by a bacterial consortium of Salmonella subterranean and Paenibacillus polymyxa.

Decolorization of Indigosol Blue Dye Using Trametes ...
Decolorization of Indigosol Blue Dye Using Trametes ...

that T. versicolor CBR43 able to decolorize ,of acid, (,Acid, Red 114 and ,Acid, Black 172), disperse (Disperse Black 1) and reactive dyes (Reactive Red 120, Reactive ,Blue, 4, Reactive Orange 16, and Reactive Black 5). The ,decolorization of Acid, Red 114 up to 86.5% over 2-4 days. Moreover, ,Acid

A Study of Decolorization of Acid Blue Aqueous Solution ...
A Study of Decolorization of Acid Blue Aqueous Solution ...

The effects of dosage of photocatalyst, feeding of H2O2, initial concentration of solution as well as other factors on the ,decolorization, of high-concentration(1 g/L),Acid Blue, aqueous solution through photocatalyzed oxidation were studied with a 300 W high-voltage mercury lamp as the light source and TiO2 as the catalyst. The results showed that the effect of TiO2 on the ,decolorization, rate of ...

A Study of Decolorization of Acid Blue Aqueous Solution ...
A Study of Decolorization of Acid Blue Aqueous Solution ...

The effects of dosage of photocatalyst, feeding of H2O2, initial concentration of solution as well as other factors on the ,decolorization, of high-concentration(1 g/L),Acid Blue, aqueous solution through photocatalyzed oxidation were studied with a 300 W high-voltage mercury lamp as the light source and TiO2 as the catalyst. The results showed that the effect of TiO2 on the ,decolorization, rate of ...

A review on the sustainability of textile industries ...
A review on the sustainability of textile industries ...

Dye ,wastewater, 2. ,Decolorization, 3. Energy and water reuse 4. Hybrid treatment systems: ... Ferrero discussed hazelnut shells and sawdust for removal of methylene ,blue,, basic dye and ,Acid Blue, 25 from aqueous solutions and conducted several sets of experiments about the …

Decolorization and degradation of Erioglaucine (acid blue ...
Decolorization and degradation of Erioglaucine (acid blue ...

Decolorization, and degradation of Erioglaucine (,acid blue, 9) dye in ,wastewater,. Environmental Technology . 19, pp. 741-747. doi: 10.1080/09593331908616730. Author nodes

(PDF) Decolorization of Acid Brown and Reactive Blue Dyes ...
(PDF) Decolorization of Acid Brown and Reactive Blue Dyes ...

EXPERIMENTAL TECHNIQUECommercially available ,acid, brown and reactive ,blue, dyes were obtained from Isma dye company, Kafr El Dawar, Egypt. Its chemical structure are C 30 H 20 N 8 Na 2 O 12 S 2 (M.wt = 794.63) and C 22 H 16 N 2 Na 2 O 11 S 3 (M.wt = 626.56) for ,acid, brown and reactive ,blue, …

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