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Study on fluoride removal from fluoride containing 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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Study on fluoride removal from fluoride containing acid wastewater
Continuous treatment of acidic organic wastewater from ...
Continuous treatment of acidic organic wastewater from ...

According to the parameters in batch operation of azeotropic ,fractionation process,, formic ,acidic, effluent was continuously treated with formic acid being recycled. This paper describes a lab ,experiment, and the fractionation installation, as well as the related treatment flow-sheet. Result indicates efficiency of the ,wastewater, treatment with a decrease of COD from 1.6×105 to 300 mg/L ...

CE 332 Environmental Engineering- Lab I (Lab Manual)
CE 332 Environmental Engineering- Lab I (Lab Manual)

ionization constant for ,water,. In other words, ,water, (de-ionized or distilled ,water,) at 25°C dissociates to yield 10-7mol/L of hydrogen ion (H+) and 10-7mol/L of hydroxyl ion (OH-). Hence, according to Equation (1) pH of deionized ,water, is equal to 7. The values of pH,0 to a little less than 7 are termed as ,acidic, and the values of pH a little

Selective Separation of Fe (III) & Cr (III) from acidic ...
Selective Separation of Fe (III) & Cr (III) from acidic ...

2Associate professor of chemical engineering, SRICT, Ankleshwar Abstract-There are several acidic waste water from chemical process industries which consist of heavy metals. One of the waste water from process industries has been selected to seprate selectively iron and chromium from acidic wastewater. The concentration

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 ...

Exp 3 Biochemical Oxygen Demand - Civil Engineers PK
Exp 3 Biochemical Oxygen Demand - Civil Engineers PK

For this purpose the source of sample is to be recorded which will indicate the approximate value of BOD5 for the sample. (i) Domestic sewage BOD5 =100-500mg/L. (ii) Effluent from treatment plant= 20-80mg/L (iii) River ,water, = 2-4mg/L. 2) Take 9 BOD bottles …

Treatment of textile waste water using natural catalyst ...
Treatment of textile waste water using natural catalyst ...

18/7/2018, · technology for treating industrial dye wastewaters. It is a ,pollution control, technology that involves the use of microorganisms to catalyze the degradation or transformation of various toxic chemicals to less harmful forms. Biosorption involves the entrapment of dyes in the matrix of the adsorbent (microbial biomass) without destruction

Wastewater Engineering Research Papers - Academia.edu
Wastewater Engineering Research Papers - Academia.edu

Overall, the conductivity meter performed better than the ISE sensor for this ,experiment,. However, real ,waste water, consists of different ions, all contributing the conductivity, whereas, the ISE sensor selectively measures the ammonia concentration. As a consequence, depending on the application, ISE sensors might be the more reliable choice.

Studies on Turbidity pH and Microbial Presence in Water ...
Studies on Turbidity pH and Microbial Presence in Water ...

Note the colour and compare with the colour chart given on the broad range indicator paper and get a rough estimate of pH of the sample solution. We can observe that backwater and bore well ,water, has pH 8 and pond ,water, has pH 5. Let’s check the pH of the ,water, sample using universal indicator solution.

Studies on Turbidity pH and Microbial Presence in Water ...
Studies on Turbidity pH and Microbial Presence in Water ...

pH of ,Water,. The pH is a measure of the relative amount of free hydrogen and hydroxyl ions in an aqueous solution. Solutions with a pH less than 7 are said to be ,acidic, and with a …

Treatment of oilfield wastewater by combined process of ...
Treatment of oilfield wastewater by combined process of ...

Based on the optimum conditions of Fenton oxidation and micro-electrolysis experiment, subsequent coagulation experiment were performed in the same 500 mL flask. First, add 250 mL wastewater into the flask, then add the CPAM and stir the mixture by an electronic stirrer at 150 rpm, which was maintained at room temperature.

CE 332 Environmental Engineering- Lab I (Lab Manual)
CE 332 Environmental Engineering- Lab I (Lab Manual)

ionization constant for ,water,. In other words, ,water, (de-ionized or distilled ,water,) at 25°C dissociates to yield 10-7mol/L of hydrogen ion (H+) and 10-7mol/L of hydroxyl ion (OH-). Hence, according to Equation (1) pH of deionized ,water, is equal to 7. The values of pH,0 to a little less than 7 are termed as ,acidic, and the values of pH a little

Effects on Effluent Quality of Industrial Waste Water ...
Effects on Effluent Quality of Industrial Waste Water ...

be ,acidic,. It is therefore necessary to adjust the pH in the treatment process to make the ,wastewater, neutral. This is particularly important if biological treatment is being used, as the microbes used in biological treatment require a pH in the range of 6-8 and will be killed by highly ,acidic, or alkali ,wastewater,.

A Study On Natural Adsorbents For The Removal Of Chloride ...
A Study On Natural Adsorbents For The Removal Of Chloride ...

waste water,. Through this process, contaminant from ,waste water, is transferred to the surface of adsorbent material. Adsorption occurs primarily due to physisorption. It is used in treating ,waste water, containing coloured chemicals, herbicides, pesticides, certain petrochemicals and heavy metals. Adsorption is operative in most

PPT – Microbiology of Water Water Analysis Experiment 50 ...
PPT – Microbiology of Water Water Analysis Experiment 50 ...

CE 370 Lab ,Water, Supply and ,Wastewater Engineering, - CE 370 Lab ,Water, Supply and ,Wastewater Engineering, Omar Ghazy Al ... ,Water Pollution, 20-1 Types, Effects, Sources of ,Water Pollution water, is polluted by infectious bacteria, inorganic and organic ... "Microbiology of ,Water Water, Analysis ,Experiment, 50" is the property of its rightful ...

Treatment of textile waste water using natural catalyst ...
Treatment of textile waste water using natural catalyst ...

18/7/2018, · technology for treating industrial dye wastewaters. It is a ,pollution control, technology that involves the use of microorganisms to catalyze the degradation or transformation of various toxic chemicals to less harmful forms. Biosorption involves the entrapment of dyes in the matrix of the adsorbent (microbial biomass) without destruction

Journal of Water - Open Access Pub
Journal of Water - Open Access Pub

Dairy industry is one of the significant industries causing ,water pollution,. 1–5 litre of ,wastewater, is produced per litre of milk processed in dairy plants 5. Dairy ,wastewater, contains complex organics such as polysaccharides, proteins, and lipids which are produced …

Studies on Turbidity pH and Microbial Presence in Water ...
Studies on Turbidity pH and Microbial Presence in Water ...

Note the colour and compare with the colour chart given on the broad range indicator paper and get a rough estimate of pH of the sample solution. We can observe that backwater and bore well ,water, has pH 8 and pond ,water, has pH 5. Let’s check the pH of the ,water, sample using universal indicator solution.

Supporting information Self-enhanced Decomplexation of Cu ...
Supporting information Self-enhanced Decomplexation of Cu ...

Water, permeability was measured by a dead-end filtration apparatus. Membrane samples were submerged in deionized ,water, for 2 h to remove the impurities prior to the measurement. The membranes were then pre-compacted by deionized ,water, at a trans-membrane pressure (TMP) of 30 kPa for 10 min. After compaction, deionized ,water, was passed through the

Biological and Chemical Wastewater Treatment Processes ...
Biological and Chemical Wastewater Treatment Processes ...

2/12/2014, · ,Wastewater,, or sewage, originates from human and home wastewaters, industrial wastes, animal wastes, rain runoff, and groundwater infiltration. Generally, ,wastewater, is the flow of used ,water, from a neighborhood. The ,wastewater, consists of 99.9% ,water, by weight, where the remaining 0.1% is suspended or dissolved material.

Selective Separation of Fe (III) & Cr (III) from acidic ...
Selective Separation of Fe (III) & Cr (III) from acidic ...

2Associate professor of chemical ,engineering,, SRICT, Ankleshwar Abstract-There are several ,acidic waste water, from chemical process industries which consist of heavy metals. One of the ,waste water, from process industries has been selected to seprate selectively iron and chromium from ,acidic wastewater,. The concentration

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