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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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Source analysis of organic matter in swine wastewater ...
Source analysis of organic matter in swine wastewater ...

13/1/2017, · Anaerobic digestion technology is extensively used in swine ,wastewater, treatment. However, the anaerobic digestion effluents are difficult to meet the discharge standard. The results from batch experiments showed that plenty of refractory ,organic, matter remained in the effluents after mesophilic anaerobic digestion for 30 days.

pH In Wastewater Treatment Alkalinity In Wastewater Treatment
pH In Wastewater Treatment Alkalinity In Wastewater Treatment

A solution with high alkalinity would consume added acid without changing pH until the alkalinity is gone, but any additional acid will then affect the pH. In Wastewater The bacteria and other organisms which play an active role in wastewater treatment are most effective at a neutral to slightly alkaline pH of, 7 to 8.

The Importance of Anion and Organic Acid Determinations in ...
The Importance of Anion and Organic Acid Determinations in ...

organic, acids formate and acetate are also commonly found in fracking process waters. These ,organic, acids are added to control pH, but are also ideal sources of carbon for bacterial growth. Acetate and formate from a flowback sample is shown in Figure 3. Bacterial growth in fracking waters can

CN103641281A - High-salt organic industrial wastewater ...
CN103641281A - High-salt organic industrial wastewater ...

By adopting the method, pollutants in ,wastewater, can be effectively eliminated, so that the pollution on the environment is reduced, and meanwhile phthalic ,acid, recycled after resin adsorption can be further reused as a plasticizer production raw material, so that the method is innovation of ,organic, industrial ,wastewater, treatment.

Wastewater Standards Archives - High-Purity Standards
Wastewater Standards Archives - High-Purity Standards

Organic, Acids; Industrial Hygiene and Air Monitoring Standards. Trace Metals on Filter Media; Beryllium Oxide Particulates on Filter; Respirable Silica on PVC Filter Media; Cleaned Filters; ,Organic, Standards; Metallo-,Organic, Standards. Metallo-,Organic, Single-Component Standards; Metallo-,Organic, Multi-Component Standards; Water Standards. ,Wastewater Standards,…

Treatment of Organic Wastewater Containing High ...
Treatment of Organic Wastewater Containing High ...

In this study, a process consisting of cooling crystallization, Fenton reactions, and a sequencing batch reactor was investigated for the treatment of ,organic wastewater, with ,high, chemical oxygen demand (COD) and sulfate from a chemical company. Cooling crystallization was first employed to remove sulfate from the ,wastewater,.

Higher Acid Recovery Efficiency of Novel Functionalized ...
Higher Acid Recovery Efficiency of Novel Functionalized ...

Higher ,Acid, Recovery Efficiency of Novel Functionalized Inorganic/,Organic, Composite Anion Exchange Membranes from Acidic ,Wastewater,. Muhammad Imran Khan Research Institute of Sciences and Engineering, University of Sharjah, Sharjah 27272, United Arab Emirates.

pH-adjustment strategy for volatile fatty acid production ...
pH-adjustment strategy for volatile fatty acid production ...

Volatile fatty acid (VFA) production from three types of high-strength organic wastewater (cassava thin stillage, starch wastewater and yellow-wine processing wastewater) were compared.

CN103641281A - High-salt organic industrial wastewater ...
CN103641281A - High-salt organic industrial wastewater ...

By adopting the method, pollutants in ,wastewater, can be effectively eliminated, so that the pollution on the environment is reduced, and meanwhile phthalic ,acid, recycled after resin adsorption can be further reused as a plasticizer production raw material, so that the method is innovation of ,organic, industrial ,wastewater, treatment.

Wastewater Treatment | Biogreen
Wastewater Treatment | Biogreen

The electro-reduction-Fenton method of ,waste water, treatment effect is usually better than Fenton method for ,High, concentration of COD of ,waste water, (COD> 1000mg / L), this may be due to post-Fenton Oxidation of ,organic, intermediates segment which is more than a simple ,organic, acids (such as the acetic ,acid,, oxalic ,acid,, formic ,acid,), ·OH (hydroxyl radical) that has lower reaction rate to ...

Source analysis of organic matter in swine wastewater ...
Source analysis of organic matter in swine wastewater ...

13/1/2017, · Anaerobic digestion technology is extensively used in swine ,wastewater, treatment. However, the anaerobic digestion effluents are difficult to meet the discharge standard. The results from batch experiments showed that plenty of refractory ,organic, matter remained in the effluents after mesophilic anaerobic digestion for 30 days.

Analysis of Key Technologies for ... - ResearchGate
Analysis of Key Technologies for ... - ResearchGate

Download Citation | Analysis of Key Technologies for Industrialized Treatment of Fatty ,Acid High,-Salinity ,Organic Wastewater, | Objectives : ,Wastewater, produced by fatty ,acid, production contains ...

:: Journal of Korean Society of Environmental Engineers
:: Journal of Korean Society of Environmental Engineers

According to the current situation of anaerobic biological treatment of fatty ,acid high,-salt ,organic, production ,wastewater,, in order to better solve the problems in the ,wastewater, process, the current research hotspots were combined to study the optimal selection of the ,high,-efficiency anaerobic reactors, bio-enhancement, reactor process optimization, etc.

Chapter 82 - Metal Processing and Metal Working Industry
Chapter 82 - Metal Processing and Metal Working Industry

Under the influence of carbonic ,acid,, water and air, as well as the acids present in the ore, the cyanide solutions decompose and give off hydrogen cyanide gas. In order to prevent this, ,alkali, is added (lime or caustic soda). Hydrogen cyanide is also produced when the ,acid, is …

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 ...

Sustainable recovery of high-saline papermaking wastewater ...
Sustainable recovery of high-saline papermaking wastewater ...

As a consequence, three primary aims of high-salinity organic wastewater treatment need to be discussed as follows: 1) to, obtain high quality of salts by investigating the selective separation of salts and, organic, compounds,; 2), to increase the economic value of obtained salts from, high-salinity organic wastewater; 3) to, treat the separated organic compounds for achieving zero liquid discharge.

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

17/11/2011, · Environmental hazards of organic wastewater High mount of, hydrophilic organic, pollutants, such as organic matters, oil could consume a large amount of soluble oxygen. The acute toxicity and high quantity of oxygen demand could worsen the water quality and lead to great damage to the aquatic ecological system.

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