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How much fracturing flowback fluid is produced per day

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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How much fracturing flowback fluid is produced per day
Heavy Metal Removal Techniques Using Response Surface ...
Heavy Metal Removal Techniques Using Response Surface ...

8/7/2019, · Solvent extraction separation method is an important tool to dissolve pollutants from ,wastewater, using various organic solvents like phosphoric ,acid,. Acetone, methanol, hexane, ethanol, and acetonitrile are the most commonly used organic solvents. In this technique, some organic solvents are added to the ,wastewater, to facilitate contaminant ,removal,.

Sulfate and metals removal from acid mine drainage in a ...
Sulfate and metals removal from acid mine drainage in a ...

High rate of biological removal of sulfate, organic matter, and metals in UASB reactor to treat synthetic acid mine drainage and cheese, whey wastewater, as carbon source Article Aug 2019

Removal of Lignin from Wastewater through Electro-Coagulation
Removal of Lignin from Wastewater through Electro-Coagulation

The present work deals with the ,removal, of lignin (expressed as COD ,removal,) from synthetic ,wastewater through electro coagulation, in a batch reactor using ,Aluminum, as a sacrificial electrode. Effect of various parameters such as current density, pH, NaCl concentration and treatment time on the ,removal, of COD from synthetic ,wastewater, has been investigated to determine the most suitable ...

Simultaneous sulfate and zinc removal from acid wastewater ...
Simultaneous sulfate and zinc removal from acid wastewater ...

5/3/2016, · The, MEC with acidophilic and autotrophic biocathode, can be used as an alternative to simultaneously remove sul,fate, and metals from acid wastewaters, such as acid mine drainage. Copyright © 2015 Elsevier B.V.

Treatment of acidic sulfate-containing wastewater using ...
Treatment of acidic sulfate-containing wastewater using ...

Industries such as mining operations are facing challenges of treating sulfur-containing ,wastewater, such as ,acid mine, drainage (AMD) generated in their plant. The aim of this work is to evaluate the use of a revolving algal biofilm (RAB) reactor to treat AMD with low pH (3.5-4) and high sulfate content (1-4 g/L).

Review on Chemical treatment of Industrial Waste Water
Review on Chemical treatment of Industrial Waste Water

been used in wastewater treatment as a coagulant in the phosphorous removal process. While the other aluminum and iron salts act as acid's consuming alkalinity, sodium aluminate acts as a base. Each mg/l of sodium aluminate contributes nearly 2 mg/l as CaCO 3 of alkalinity. Thus, sodium aluminate may

Remove aluminum from sulfuric acid anodizing & caustic etch
Remove aluminum from sulfuric acid anodizing & caustic etch

22/12/2008, · Remove ,aluminum from sulfuric acid anodizing & caustic etch, 2000. Q. I have clients searching for a good method of removing ,aluminum, from both conventional and hard anodizing solutions. Their present technique is "dumping once a year". The other alternative we have used is to remove 10% of the solution when it gets too high in ,aluminum, content.

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

Acid, – An ,acid, is anything that will donate a proton (a proton is the same thing as a hydrogen ,ion, H+) in solution. A lower pH ,acid, is simply a higher concentration of protons in solution. A pH of 1 is the lowest number on the scale and therefor the most acidic measurement on the pH scale.

Coagulation and Flocculation in Water and Wastewater ...
Coagulation and Flocculation in Water and Wastewater ...

Acid, alum formulations are ,aluminum, sulfate with 1 to 15-percent free sulfuric ,acid,. Their effectiveness with TOC ,removal, applications is due to the enhanced depression of pH. TOC or NOM reductions depend on the type and dosage of coagulant, the pH, temperature, raw water quality and NOM characteristics.

Removal of Biorefractory Compounds in Industrial ...
Removal of Biorefractory Compounds in Industrial ...

The goal of this research was to investigate the effectiveness of ,chemical and electrochemical pretreatments, in removing biorefractory compounds from a complex industrial ,wastewater,. The presence of recalcitrant compounds in ,wastewater, reduces the effectiveness of traditional biological treatments; in this case, the COD reduction was around 30%. Therefore, some pretreatments are …

Assessment of a UASB reactor for the removal of sulfate ...
Assessment of a UASB reactor for the removal of sulfate ...

1/10/2012, · The digestion of a dilution of the acid mine drainage resulted in a, 46.3%, removal of the sulfate and an increase in the effluent pH (COD / SO 4 2 − = 0.67). An increase in the COD / SO 4 2 − ratio to 1.0 resulted in an 85.6% sulfate reduction.

NUTRIENT REMOVAL PROCESSES IN WASTEWATER TREATMENT
NUTRIENT REMOVAL PROCESSES IN WASTEWATER TREATMENT

– Phosphate ,ion, (PO 4 3-) •Simplest form; available for biological •Form that is precipitated; chemical ,removal, •70% - 90% of TP – Phosphoric ,Acid, (H 3 PO 4) – Dihydrogen Phosphate (H 2 PO 4-) – Hydrogenophosphate (HPO 4 2-) • Polyphosphates (condensed phosphates) – Complex forms of inorganic orthophosphates

Sulphate removal from mine water with chemical biological ...
Sulphate removal from mine water with chemical biological ...

Chemical, physical and biological processes can be successfully utilized for, sulphate removal, from, mine wastewaters. Sulphate, concentrations of approximately 1,400, 700, 350 and 20 mg/L were obtained using gypsum precipitation, and ettringite precipitation, biological, sulphate, treatment and RO after gypsum pre-treatment for the treatment of sulphaterich (8 g/L SO 4 2− ), mine wastewater,, respectively.

Aluminum - DuPont
Aluminum - DuPont

Water/,Wastewater, . ,Aluminum, can be successfully removed from slightly acidic water-based streams with a strong ,acid, cation exchanger like AmberSep™ G26 H Resin.. If the aqueous stream has a pH from 3 to 6, a weak ,acid, cation resin such as AmberLite™ IRC83 H Resin should be considered due to the higher ,ion, exchange capacity and economical regeneration.

Aluminum Anodizer Implements Zero Liquid Discharge ...
Aluminum Anodizer Implements Zero Liquid Discharge ...

The more acidic waste streams were collected into segregated ,acid, streams (SAS) and nonacid streams (NAS). The SAS stream contained sulfuric ,acid, content from 1.5 to 2 percent. Dilute acids and alkaline streams were directed to the NAS system. The SAS ,wastewater, was neutralized with lime to a …

Removal of sulphate from mine waters by electrocoagulation ...
Removal of sulphate from mine waters by electrocoagulation ...

Farahmand et al. (2015) reported that, rice straw activated carbon (RSAC), can be used as an adsorbent to remove sulphate from effluents. It is not known whether EC can be coupled with RSAC adsorption as a feasible new technology to remove sulphate from mine wastewaters.

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