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shale gas fracturing flow-back fluids recycling solutions llc

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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shale gas fracturing flow-back fluids recycling solutions llc
General Chemicals
General Chemicals

As a strong base and ,weak, acid, it’s used in petroleum production, drilling muds, food preservation, leather industry and in electroplating. Also used as a retardant in elastomer industry and as a mordant in ,dyeing, processes. It’s an intermediate to manufacture organic compounds like dyes, pigments, pharmaceuticals, cinnamic acid.

-Dymatic Investment Co. Ltd.
-Dymatic Investment Co. Ltd.

In cotton, viscose fiber reactive ,printing, can replace part of urea, in nylon fabric acid dye ,printing, can replace all urea. It has less influence on the paste viscosity and achieves brilliant color. Dymafin DM-2014 / ,Wastewater, treatment of excessive ammonia and nitrogen in the textile, ,printing and dyeing,, chemical and other industries.

One-Step Treatment of Phosphite-Laden Wastewater: A Single ...
One-Step Treatment of Phosphite-Laden Wastewater: A Single ...

The integrated EO/EC system enables a phosphite removal efficiency of 74.25% (MMO anode, 100 mA; Fe anode, 100 mA; reaction time, 60 min), a significantly higher efficiency rate than the rate obtained in the control experiments in the absence of an MMO anode (<23.41%) and the rate obtained with the chemical coagulation ,process, (<5.03%).

Optimization of the integrated citric acid–methane ...
Optimization of the integrated citric acid–methane ...

In the integrated process,, extraction wastewater, was treated by mesophilic anaerobic digestion and then reused to make mash for the next batch of citric acid fermentation.

Biotransformation of Trace Organic Contaminants in Open ...
Biotransformation of Trace Organic Contaminants in Open ...

The biomat in the pilot-scale system was composed of diatoms (Staurosira construens) and a bacterial community dominated by β- and γ-Proteobacteria. ,Biotransformation, was the dominant removal mechanism in the pilot-scale system for atenolol, metoprolol, and trimethoprim, while sulfamethoxazole and propranolol were attenuated mainly via photolysis.

Biodegradation Biotransformation and Biocatalysis (B3 ...
Biodegradation Biotransformation and Biocatalysis (B3 ...

1/10/2002, · In an illuminating talk by Mani Subramanian of The Dow Chemical Company, the ,process, of biodegrading a waste compound is being integrated into manufacturing by biotransforming the unwanted side reaction product, 1,2,3-trichloropropane, into epichlorohydrin, a product of commercial value.

Chemicals from A to Z
Chemicals from A to Z

Weak, base used in viscose ,dyeing, and ,printing,, in pre-treatment of cotton/PES fibres,in pigment ,printing, baths to prevent early polimerisation of binder, used instead of caustic soda and light soda ash in ,dyeing, of fibres which are resistant to alkali

Biodegradation Biotransformation and Biocatalysis (B3 ...
Biodegradation Biotransformation and Biocatalysis (B3 ...

In an illuminating talk by Mani Subramanian of The Dow Chemical Company, the process of biodegrading a waste compound is being integrated into manufacturing by biotransforming the unwanted side reaction product, 1,2,3-trichloropropane, into epichlorohydrin, a product of commercial value.

Module 6 - CHEM Notes - Chemistry MODULE ACID BASE ...
Module 6 - CHEM Notes - Chemistry MODULE ACID BASE ...

BUFFERS Utilised in the natural environment, biological systems, pharmaceutical, fermentation and food, the ,dyeing,, ,printing, and electroplating industry, to maintain an optimal pH. A buffer is a solution of a ,weak, acid and its conjugate base (or vice versa) that is able to resist a …

Decoloration of waste PET alcoholysis liquid by an ...
Decoloration of waste PET alcoholysis liquid by an ...

Anthraquinone dyes and azo dyes are the main kinds of dispersed dye, which are widely used in ,dyeing, and ,printing, PET textiles. There are many reports focusing on the decoloration of azo dyes by EF (Thiam et al. 2015).Nevertheless, to our knowledge, studies based on …

Biotransformation of steriodal saponins in Dioscorea ...
Biotransformation of steriodal saponins in Dioscorea ...

By hydrolyzing the un-transformed steroidal saponins after biotransformation, the total diosgenin yield increased by 35% compared to traditional method. Moreover, chemical oxygen demand and residual reduced sugar in the wastewater produced by this integrated process were only 3.72% and 0.3%, respectively, that of the traditional, acid hydrolysis method,.

ANAEROBIC PROCESSES FOR ENERGY CONSERVATION AND ...
ANAEROBIC PROCESSES FOR ENERGY CONSERVATION AND ...

acid, can be supplemented to anaerobic processes resulting in a substantial increase of methane and acetate production. New technologies, such as MFCs, can be successfully applied to the treat-ment of wastewaters, especially the ones with low COD content. Results obtained from our work showed that the ,process, is quite flexible and even

top 9 most popular dyes and textile dyeing brands and get ...
top 9 most popular dyes and textile dyeing brands and get ...

best jesus necklace pendant for men silver list and get free shipping

Nanomaterials | Free Full-Text | Efficiency of Differently ...
Nanomaterials | Free Full-Text | Efficiency of Differently ...

In order to minimize the pollution caused by the reuse of textile dyes, technologies and materials have been developed that purify ,waste water, in an efficient and cost-effective manner before it is discharged into a water body. In this context, the presented research investigates the potential of two types of fully cellulose-based membranes as adsorbents for cationic dyes used in the textile ...

Integrated biorefinery strategy for tofu wastewater ...
Integrated biorefinery strategy for tofu wastewater ...

Integrated biorefinery strategy for tofu ,wastewater biotransformation, and biomass valorization with the filamentous microalga Tribonema minus ... Subject: Tribonema, biomass production, biorefining, ,biotransformation,, carbohydrates, economic performance, environmental sustainability, feedstocks, microalgae, palmitoleic ,acid,, tofu ...

PRODUCTION OF LEATHER - BASF SE
PRODUCTION OF LEATHER - BASF SE

Dyeing, is frequently carried out with dyes which form a chemical bond with the leather fiber. Many dyes possess not only good ,dyeing, properties (for example: affinity for leather, compatibility, wide color gamut) and fastnesses but also minimal impact on the environment. The natural color of leather depends inter alia on the tanning agent used.

Integrated biorefinery strategy for tofu wastewater ...
Integrated biorefinery strategy for tofu wastewater ...

1/11/2019, · These findings demonstrated that TW is a promising alternative medium, and an integrated TW biotransformation and, biomass valorization process, is proposed to achieve better economic performance and environmental sustainability.

Biotransformation of ferulic acid to vanillin in the ...
Biotransformation of ferulic acid to vanillin in the ...

6/10/2016, · The ,biotransformation, was affected by hydraulic retention time (HRT), temperature, initial pH, stirring speed and ferulic ,acid, concentration, and the …

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