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Fracturing flowback fluid treatment equipment

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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Fracturing flowback fluid treatment equipment
(PDF) Global Wastewater and Sludge Production Treatment ...
(PDF) Global Wastewater and Sludge Production Treatment ...

9/12/2014, · The direct use of wastewater implies that treated or untreated wastewater is used for different purposes (such as crop production, aquaculture, forestry, industry, gar - dens, golf courses) with ...

ANAEROBIC TREATMENT OF POLYETHYLENE GLYCOL(PEG ...
ANAEROBIC TREATMENT OF POLYETHYLENE GLYCOL(PEG ...

WASTEWATER, IN A FIXED-BED REACTOR Satoto E. Nayono ... as one component in copper ,electroplating solution, which acts as a brightener and stabilizer to enhancethe copper deposition rate ... Nordmann (1977) using ,potassium dichromate, (K2Cr2O7) in a mixture of sulphuric ,acid, and phosphoric ,acid, ...

Assessment of Cr(VI) Biosorption from Aqueous Solution by ...
Assessment of Cr(VI) Biosorption from Aqueous Solution by ...

The ,potassium dichromate, K 2 Cr 2 O 7 provided by Merck Company was used for preparing the Cr(VI) stock ,solution, and stored at room temperature. The double distilled water was utilized to dilute the ,solution, of chromium ion to prepare the condition of each experiment. Preparation of …

Exploration of the reduction mechanism of Cr(VI) in ...
Exploration of the reduction mechanism of Cr(VI) in ...

collected from an anaerobic ,wastewater, treatment ,plant, of a citric ,acid, factory (Rizhao, China). The initial pH of the anaerobic sludge was adjusted to 5.8 with hydrochloric ,acid, and NaOH ,solution,. Then, the sludge was cultured at 55 C in several 500mL serum bottles with glucose as initial substrate. 2.2. Cr(VI) reduction experiment 2.2.1.

Mining & Hydrometallurgy - DuPont
Mining & Hydrometallurgy - DuPont

Wastewater produced through mining can come from many sources, including natural precipitation, hydrometallurgical processes, or acid mine drainage (AMD). AMD is created when sulfide minerals are exposed to air and water, producing sulfuric acid. All of these wastewaters typically contain heavy metals.

What is Industrial Wastewater & Where Does it Come From?
What is Industrial Wastewater & Where Does it Come From?

What is, Industrial Wastewater,?, Industrial wastewater, is not just a by-product of oil and gas or mining and chemical manufacturing companies, but also a by-product of food and beverage processing industries, essential in the making of the clothes on your back, the shoes on your feet, the computer at your fingertips, and the car your drive.

Typical Wastes Generated by Industry Sectors | Hazardous ...
Typical Wastes Generated by Industry Sectors | Hazardous ...

26/11/2019, · Ammonium hydroxide, benzene, chromic ,acid,, hydrobromic ,acid,, hydrochloric ,acid,, hydrofluoric ,acid,, methylene chloride, mineral spirits, nitric ,acid,, oil or grease, petroleum distillates, phosphoric ,acid,, potassium hydroxide, rags containing solvents or grease, sodium hydroxide, sulfuric ,acid,, toluene, toxic metals, volatile organic constituents, wastewaters, and sludges

Comparative anaerobic treatment of wastewater from ...
Comparative anaerobic treatment of wastewater from ...

Wastewater from an amino, acid producing, industry (Fermex) and from a tank that received several types of wastewaters (collector) contained 0.83 g l(-1) and 0.085 g l(-1) sulfate, respectively. During the study period of 20 days, methane formation was observed in all types of wastewaters.

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.

Production of bioenergy and biochemicals from industrial ...
Production of bioenergy and biochemicals from industrial ...

better handle high-suspended solids in ,wastewater,. ASBRs are single-vessel bioreactors that operate in a four-step cycle: (i) ,wastewater, is fed into the reactor with settled biomass; (ii) ,wastewater, and biomass are mixed intermittently; (iii) biomass is settled and; (iv) …

Typical Wastes Generated by Industry Sectors | Hazardous ...
Typical Wastes Generated by Industry Sectors | Hazardous ...

26/11/2019, · Ammonium hydroxide, benzene, chromic ,acid,, hydrobromic ,acid,, hydrochloric ,acid,, hydrofluoric ,acid,, methylene chloride, mineral spirits, nitric ,acid,, oil or grease, petroleum distillates, phosphoric ,acid,, potassium hydroxide, rags containing solvents or grease, sodium hydroxide, sulfuric ,acid,, toluene, toxic metals, volatile organic constituents, wastewaters, and sludges

REMOVAL OF Cr (VI) FROM AQUEOUS SOLUTION BY POLYMER …
REMOVAL OF Cr (VI) FROM AQUEOUS SOLUTION BY POLYMER …

potassium, persulphate (KPS), acetone, ethanol, nitric ,acid, (HNO 3), hydrochloric ,acid, (HCl), ,potassium dichromate, (K 2 Cr 2 O 7), sodium hydroxide (NaOH) and activated charcoal were used as received in this study. the Fig.2 was then dried in the oven at 343K Preparation of Cr (VI) ,solution, Synthetic stock ,solution, (1000

ASSESSMENT OF HEAVY METALS IN MUNICIPAL SEWAGE …
ASSESSMENT OF HEAVY METALS IN MUNICIPAL SEWAGE …

Walkley and Black method: 0.3 gm of sample was taken and 10 ml of 1N ,potassium dichromate, was added and followed by 20 ml concentrated sulphuric ,acid,. The ,solution, was kept for 30 minutes and 100 ml distilled water was added and 10 ml orthophosphoric ,acid, was also added.

Change Hexavalent to trivalent chrome at high pH using ...
Change Hexavalent to trivalent chrome at high pH using ...

8/8/2009, · 2002. A. I have used sodium metabisulfite to neutralise hexavalent chromium solutions from a chrome plating bath. This was done to both make the waste bath safer and easier to handle and to neutralise any chromic ,acid, that may have crept into nooks and crannies in …

Electronic Industry Waste Water - SlideShare
Electronic Industry Waste Water - SlideShare

Wastewater, treatment plants may be distinguished by the type of ,wastewater, to be treated, i.e. whether it is sewage, industrial ,wastewater,, agricultural ,wastewater, or leachate. Conventional ,wastewater, treatment consists of a combination of physical, chemical, and biological processes and operations to remove solids, organic matter and, sometimes, nutrients from ,wastewater,.

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 ...

Removal of Cr(VI) from Aqueous Solution by Adsorption onto ...
Removal of Cr(VI) from Aqueous Solution by Adsorption onto ...

solution, of chromium sample was prepared by dissolving calculated amount of ,potassium dichromate, (K 2 Cr 2 O 7) in distilled water. 2.2. Preparation of Carbons The Giant Reed was washed with distilled water for several times, oven-dried for 24 h at 110°C to reduce the moisture content, crushed, and sieved to a particle size of 250µm. H 3 PO 4

Journal of Environmental Research And Development Vol. 8 ...
Journal of Environmental Research And Development Vol. 8 ...

concentrations. ,Wastewater, streams containing low concentrations of acids are invariably encountered in ,acid, manufacturing plants, ,industries, where acids are used as raw material or as catalyst, fermentation processes, metal plating ,industries, etc. The concentrations range from 0.5 to 4%, depending upon the source of generation.

BARIUM CARBONATE TREATMENT OF SULFURIC ACID WASTEWATER ...
BARIUM CARBONATE TREATMENT OF SULFURIC ACID WASTEWATER ...

consumed by the ,producing, plant or shipped to other users (5) . Large quantities of the sulfuric ,acid, used in any manufacturing process usually end up in the waste effluent discharged from that pro-cess. For the integrated stee 1 mill example mentioned above, waste sulfuric ,acid, loads from the pickling operation consist of 12,350 lbs

Industrial Wastewater Treatment | IWA Publishing
Industrial Wastewater Treatment | IWA Publishing

Wastewater, generated from agricultural and food operations has distinctive characteristics that set it apart from common municipal ,wastewater, managed by public or private ,wastewater, treatment plants throughout the world: it is biodegradable and nontoxic, but that has high concentrations of biochemical oxygen demand (BOD) and suspended solids (SS).[1]

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