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Hydrated lime is alkaline and can be used to treat acid wastewater

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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Hydrated lime is alkaline and can be used to treat acid wastewater
Acetic acid wastewater treatment - tyextractor.com
Acetic acid wastewater treatment - tyextractor.com

For example, wastewater from one petroleum plant, acetic acid content is, 6.8%,, after four-stage counter-current extraction, acetic acid extraction rate reached more than 97%, back extraction rate reached more than 98%; wastewater from one material synthesis plant, acetic acid content is 15.8%, after five-stage counter-current extraction, acetic acid extraction rate reached more than …

Wastewater Viral RNA/DNA Extraction Kits | SARS-CoV-2 ...
Wastewater Viral RNA/DNA Extraction Kits | SARS-CoV-2 ...

The Viral RNA/DNA Concentration and ,Extraction, Kits for ,Wastewater, include reagents and consumables to concentrate and purify total nucleic acids (TNA) from ,wastewater, samples. The ,extraction, process removes most PCR inhibitors, so the resulting nucleic ,acid, can be used immediately for amplification of SARS-CoV-2 RNA.

Recovery of Fumaric Acid from Industrial Wastewater by ...
Recovery of Fumaric Acid from Industrial Wastewater by ...

The study on chemical extraction and stripping for the recovery of fumaric acid from low concentration organic acid wastewater has been carried out. The parameters influencing the extraction efficiency were investigated, including extractant concentration, the initial pH, the volume ratio of water to oil (W/O), the extraction temperature, and the concentration of n‐octanol.

Solvent Extraction of Wastewaters from Acetic-Acid Manufacture
Solvent Extraction of Wastewaters from Acetic-Acid Manufacture

----- FIGURES Number Page 1 Recovery of butyl acetate from water by steam-stripping 4 2 Schematic of phenosolvan process 6 3 Volatile-solvent ,extraction, process 9 4 Dual-solvent ,extraction, process 10 5 ,Extraction, of acetic ,acid, by di-tridecyl amine in various diluents 47 6 ,Extraction, of acetic ,acid, by Alamine 336 in various diluents 53 7 ,Extraction, equilibria for 50 vol % Alamine 336 ketone ...

The method of extraction of sorbic acid
The method of extraction of sorbic acid

The closest in technical essence to the invention is a method of ,extraction, of sorbic ,acid, from ,waste water, using anion exchange resins [2] the Known method includes the sorption of sorbic ,acid, on anion-exchange resin, subsequent regeneration of the alkali solution, the precipitation of sorbic ,acid, from the alkaline solution of the sorbate sodium ,acid, cleaning technical sorbic ,acid, to the quality of commercial …

EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …
EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …

Extraction, method Yield (%)(a) Non-,acid,. ,Acid, US US+,Acid, Primary ,Wastewater, sludge Standard drying(b) Saponifiable 58.0 55.0 50.0 56.0 Biodiesel 13.1 13.2 10.2 14.0 Direct liquid-liquid ,extraction, Saponifiable 54.0 68.0 61.0 67.0 Biodiesel 5.6 13.1 5.5 14.0 Petrochemical Industry WWTP sludge Standard drying(b) Saponifiable 65.0 66.0 67.0 68.0

EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …
EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …

Extraction, method Yield (%)(a) Non-,acid,. ,Acid, US US+,Acid, Primary ,Wastewater, sludge Standard drying(b) Saponifiable 58.0 55.0 50.0 56.0 Biodiesel 13.1 13.2 10.2 14.0 Direct liquid-liquid ,extraction, Saponifiable 54.0 68.0 61.0 67.0 Biodiesel 5.6 13.1 5.5 14.0 Petrochemical Industry WWTP sludge Standard drying(b) Saponifiable 65.0 66.0 67.0 68.0

Acetic acid wastewater treatment - tyextractor.com
Acetic acid wastewater treatment - tyextractor.com

Aimed to different acetic acid wastewater, it could adapt to different extraction methods, physical extraction or complexing extraction. For example, wastewater from one petroleum plant, acetic acid content is 6.8%, after four-stage counter-current extraction, acetic acid extraction rate reached more than 97%, back extraction rate reached more than 98%; wastewater from one material synthesis plant, …

EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …
EFFECT OF ACID AND ULTRASONICATION PRE-TREATMENTS ON …

Zhu et al. investigated the performance of three different ,extraction, methods (,acid, hydrolysis ,extraction,, soxhlet ,extraction,, and the water bath shaking ,extraction,) and compared the lipid yields obtained from sewage sludge. They also studied the effects of different organic solvents on ,extraction, efficiency. They concluded that Soxhlet

Complex extraction and stripping of H acid wastewater ...
Complex extraction and stripping of H acid wastewater ...

The acid dye intermediates 1-diazo-2-naphthol-4-sulfonic acid wastewater treatment by using solvent (trialkylamine N235) extraction, and the raffinate treatment by hydrogen peroxide catalytic ...

Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

main method. The basic principle is to input neutralizer into ,acid wastewater,, to make heavy metal ions and hydroxyl ions react, generate precipitation of hydroxide dissolution difficulty in water, and, finally, make water to purify ,wastewater, meets emission standard. When we use the method to deal with ,wastewater,, we should know the

Wastewater Viral RNA/DNA Extraction Kits | SARS-CoV-2 ...
Wastewater Viral RNA/DNA Extraction Kits | SARS-CoV-2 ...

The Viral RNA/DNA Concentration and Extraction Kits for Wastewater include reagents and consumables to concentrate and purify total nucleic acids (TNA) from wastewater samples. The extraction process removes most PCR inhibitors, so the resulting nucleic acid can be used immediately for amplification of SARS-CoV-2 RNA.

Heavy metal extraction from PCB wastewater treatment ...
Heavy metal extraction from PCB wastewater treatment ...

15/5/2010, · Acid leaching or extraction is, a common method to remove heavy metals from sludge and the removal efficiency depends on type of acid used and other operating conditions., Heavy metal contaminated sludge can be treated by acid to …

Pre-treatment of acetic acid from food processing ...
Pre-treatment of acetic acid from food processing ...

acid, like chemical effluents [16, 17] after the production process needs to find a way to manage waste occurring [18, 19]. If there is the contamination of acetic ,acid, in the ,wastewater,, resulting from the production process, then the high volume of ,wastewater, may affect the function of microorganisms and the performance in ,wastewater, treatment

Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

main method. The basic principle is to input neutralizer into ,acid wastewater,, to make heavy metal ions and hydroxyl ions react, generate precipitation of hydroxide dissolution difficulty in water, and, finally, make water to purify ,wastewater, meets emission standard. When we use the method to deal with ,wastewater,, we should know the

Method 1658: The Determination of Phenoxy-Acid Herbicides ...
Method 1658: The Determination of Phenoxy-Acid Herbicides ...

Extraction,. 2.1.1. The percent solids content of a sample is determined. 2.1.2. Samples containing low solids: If the solids content is less than or equal to 1%, the sample is extracted directly using continuous ,extraction, techniques. The pH of a 1-L sample is raised to 12 to 13 to hydrolyze ,acid, …

Recovery of Volatile Fatty Acids from Fermented Wastewater ...
Recovery of Volatile Fatty Acids from Fermented Wastewater ...

Using, CO2, rather than mineral acids for acidification of fermn. broth is an environmentally benign alternative which eliminates salt formation. Here, CO2 was applied in pressures ≤40 bar to enhance the efficiency of extn. of acetic acid (HAc) from fermented wastewater. HAc extn. under atm. conditions was also studied to obtain benchmarks.

Extraction of Oleic Acid from Moroccan Olive Mill Wastewater
Extraction of Oleic Acid from Moroccan Olive Mill Wastewater

The originality of this work lies in the separation by a natural setting of oil from olive mill, wastewater,, and after several analyses of this separated oil, we found its, acidity, higher than human consumption standard, which requires searching recovery solutions by adaptation and application of a fractional, extraction, technique of fatty, acid, from these effluents for their valuation coupled on one hand to produce soap and glycerin and on the other hand to, extract, pure oleic, acid, …

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