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Study on treatment of acidic nickel containing wastewater by membrane electrolysis

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 treatment of acidic nickel containing wastewater by membrane electrolysis
Chemical Waste from Industries - SlideShare
Chemical Waste from Industries - SlideShare

Chemical waste from Industries Page no. 37 ,acid, (2,4,-d); commercial chemical products that may be discarded (such as benzene) used in the manufacture of drugs, detergents, lubricants, dyes and pesticides; and wastes that are classified as toxic, such as vinyl chloride.

Characterization of Industrial Highly Organic Wastewater ...
Characterization of Industrial Highly Organic Wastewater ...

In the industrial wastewaters, phosphorus can be present as orthophosphate (PO 4)-3, polyphosphate, or organic phosphorus. Phosphates are immediately available for the use of the microorganisms existing in the soil but they are not present in the plant [ 6 ].

Treatment and disposal of chemical wastes in daily ...
Treatment and disposal of chemical wastes in daily ...

Hydrocyanic acid and cyanides Highly toxic chemicals like hydrocyanic acid and its salts (cyanides) must not be poured out into wastewater. They have to be detoxified by oxidation. At laboratory scale oxidation of these substances with sodium hypochlorite solutions is an appropriate method.

Chemical Waste from Industries - SlideShare
Chemical Waste from Industries - SlideShare

Including flammable liquids, liquids capable of causing damage to ,wastewater, facilities (this can be determined by the pH), highly viscous materials capable of causing an obstruction in the ,wastewater, system, 7. ,Chemical waste from Industries, Page no. 7 radioactive materials, materials that have or create a strong odour, ,wastewater, capable of significantly raising the …

Treatment and disposal of chemical wastes in daily ...
Treatment and disposal of chemical wastes in daily ...

In contrast to ,industrial, wastes the chemical wastes from ... limit values for chemical ,constituents, and properties have to be met. ... Hydrochloric ,acid, should be explained as an example. It is assigned to the waste group “Inorganic Acids, ,Acid, Mixtures, and Mordants”.

The effect of industrial wastewater pollution - Free ...
The effect of industrial wastewater pollution - Free ...

Chemical characteristics of wastewater can be described in terms of chemical oxygen demand (COD),Biological oxygen demand (BOD), dissolved gases 2.3.2.1 CHEMICAL OXYGEN DEMAND (COD) This is a measure of the amount of oxidizable matter present in the sample that is susceptible to oxidation by a strong chemical oxidants.

Wastewater - Wikipedia
Wastewater - Wikipedia

27/4/2003, · ,Wastewater, is any water that has been contaminated by human use. ,Wastewater, is "used water from any combination of domestic, ,industrial,, commercial or agricultural activities, surface runoff or stormwater, and any sewer inflow or sewer infiltration". Therefore, ,wastewater, is a byproduct of domestic, ,industrial,, commercial or agricultural activities.

Industrial Sludge Treatment Chemicals Market- Global ...
Industrial Sludge Treatment Chemicals Market- Global ...

Industrial, sludge is generated during the ,wastewater, treatment process. ,Wastewater, released by different industries contains a large amount of water, microorganisms, and chemical ,constituents,. Sludge requires further treatment to reduce its volume and render it stable and safe for disposal.

Industrial Sludge Treatment Chemicals Market- Global ...
Industrial Sludge Treatment Chemicals Market- Global ...

Industrial sludge is generated during the wastewater treatment process. Wastewater released by different industries contains a large amount of water, microorganisms, and chemical constituents. Sludge requires further treatment to reduce its volume and render it stable and safe for disposal.

The effect of industrial wastewater pollution - Free ...
The effect of industrial wastewater pollution - Free ...

PH is a convenient method of expressing the ,acid, condition of the ,wastewater,. ... (ppm). This is a mass to mass ratio, dissolved gases, considered to be chemical ,constituents, are measured in units of mg/l or g/m3.Gases evolved as a by-product of ,wastewater, treatment, such as carbon -dioxide ... The effect of ,industrial wastewater, pollution .

CHAPTER 1: INTRODUCTION 1.1 BACKGROUND OF STUDY
CHAPTER 1: INTRODUCTION 1.1 BACKGROUND OF STUDY

Industrial wastewater, is characterized in term of physical, ,chemical, and biological constituent. The important of physical ,constituents, are color, temperature, density and conductivity content. The ,chemical constituents, of ,wastewater, are divided …

Biological Treatment of Petrochemical Wastewater | IntechOpen
Biological Treatment of Petrochemical Wastewater | IntechOpen

9/4/2018, · Coagulation-flocculation for specific petrochemical wastewater treatment, such as purified, terephthalic acid, (PTA) production wastewater; the wastewater contains aromatic compounds such as, p-toluic acid, benzoic acid, 4-carboxybenzaldehyde, phthalic acid (PA),, and, terephthalic acid (TA),, etc. Ferric chloride is found to be the most effective coagulant with COD removal efficiency at 75.5% …

Waste Management in the Chemical and Petroleum Industries ...
Waste Management in the Chemical and Petroleum Industries ...

7.14.1 Effects of ,Chemical Constituents, in ,Wastewater, 208. 7.14.2 Advanced ,Wastewater, Treatment Operations and Processes 209. 7.15 Effluent Disposal and Reuse 212. 7.15.1 Direct and Indirect Reuse of ,Wastewater, 212. 8 Solid Waste Treatment and Disposal 215. 8.1 Basic Considerations 215. 8.1.1 Classification 215. 8.1.2 Methodology 215. 8.1.3 ...

(PDF) Management of industrial waste water in KANO | Aliyu ...
(PDF) Management of industrial waste water in KANO | Aliyu ...

January, 2016Finishing chemicals like, acetic acid, formaldehyde, ethylene glycol,, etc. are used in the tannery processes. The vapors of these chemicals are very dangerous and can affect the health of workers severely.

Textile dye wastewater characteristics and constituents of ...
Textile dye wastewater characteristics and constituents of ...

27/11/2018, · Sulphuric acid is a strong acid, which is widely used for pH control purposes as a neutralising agent., Sodium lauryl sulphate, is used in textile wastewater constituents as a scouring agent (Verma et al. 2012). Urea is one of the main chemicals applied in the printing process of the reactive dyes, causing a high pollutant load.

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