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Calculation of alkali dosage in 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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Calculation of alkali dosage in acid wastewater
14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

14 Industri al ,Wastewater Treatment Principals and Ideas,. Industrial ,wastewater, refers to ,waste water,, sewage and waste liquid produced in industrial production processes, which contain industrial production materials, intermediate products and products that are lost …

Chemical Coagulation - an overview | ScienceDirect Topics
Chemical Coagulation - an overview | ScienceDirect Topics

Wastewater, from a poultry processing ,plant, was treated to the extent of greater than 99% removal of COD and TSS using ,chemical, coagulation, dissolved air flotation, and sand filtration. The question then arose as to the economic feasibility of using activated carbon to further treat the water for (re)use in the ,plant, as cooling water or for initial washdown during daily ,plant, cleanup.

Dye - Wikipedia
Dye - Wikipedia

Dyes are classified according to their solubility and ,chemical, properties. ,Acid, dyes are water-soluble anionic dyes that are applied to fibers such as silk, wool, nylon and modified acrylic fibers using neutral to ,acid dye, baths. Attachment to the ,fiber, is attributed, at least partly, to salt formation between anionic groups in the dyes and cationic groups in the ,fiber,.

How Do Wastewater Treatment Plants Work? | SSI
How Do Wastewater Treatment Plants Work? | SSI

Textile mills produce large volumes of ,chemical wastewater, through processes such as bleaching, dyeing, flameproofing, and waterproofing. Wool cleaning and finishing and yarn manufacturing also tend to generate ,chemical wastewater,. Textile ,wastewater, often has high BOD and contains substances like oil and grease, chromium, phenols, and sulfides.

Practical Control Methods for Activated Sludge Bulking and ...
Practical Control Methods for Activated Sludge Bulking and ...

Waste septicity can be treated by preaeration (which releases odors), by ,chemical, oxidation (chlorine, hydrogen peroxide or potassium permanganate), by ,chemical, precipitation (ferric chloride), or use of sodium nitrate in the collection system as an "oxygen ,source,". Septicity can originate within ,plant, …

Implementation of Effluent Treatment Plants for Wastewater ...
Implementation of Effluent Treatment Plants for Wastewater ...

4. ,Chemical, Unit Processes: ,Chemical, unit processes are always used with physical operations and may also be used with biological treatment processes, although it is possible to have a purely physico-,chemical plant, with no biological treatment. ,Chemical, processes use the addition of chemicals to the ,wastewater, to bring about changes in its quality.

Water Handbook - Monitoring And Control Of Water Treatment ...
Water Handbook - Monitoring And Control Of Water Treatment ...

Using the test results, the ,plant, operator manually adjusts a ,chemical, feed pump or blowdown valve, making an estimate of the degree of change necessary. Manual monitoring is satisfactory for noncritical water systems or systems in which water and ,plant, operating conditions change slowly.

Sustainable Approach for Pharmaceutical Wastewater ...
Sustainable Approach for Pharmaceutical Wastewater ...

Physico-,chemical, characteristics of ,wastewater,: ... 4-dichlorophenoxyacetic ,acid, in water with a new TiO 2 ,fiber,. Int. J. Environ. Sci. ... ,wastewater, treatment ,plant, and ,source, water in Chongqing region of Three Gorge Reservoir in China. Environ. Pollut., 158: 1444-1450.

American Chemical Society
American Chemical Society

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On‐line monitoring of wastewater quality: a review ...
On‐line monitoring of wastewater quality: a review ...

Angélique Goffin, Sabrina Guérin, Vincent Rocher, Gilles Varrault, Towards a better control of the ,wastewater, treatment process: excitation-emission matrix fluorescence spectroscopy of dissolved organic matter as a predictive tool of soluble BOD5 in influents of six Parisian ,wastewater, treatment plants, Environmental Science and Pollution Research, 10.1007/s11356-018-1205-1, (2018).

Production Characterization and Treatment of Textile ...
Production Characterization and Treatment of Textile ...

most commonly used protein fibres. The ,chemical, reactions between the ,acid, dye and the fibres are found to form an insoluble dye molecule on the fibre [12]. ,Acid, dyes are found to contain azo groups (-N=N-) in the center. It is estimated that the global import and export market for ,acid, dye was 680,000 tonnes in 2011 [10]. Lanaset dyes are one popular

Microplastics in wastewater treatment plants: Detection ...
Microplastics in wastewater treatment plants: Detection ...

1/4/2019, · Also, the strong oxidizing ,acid, such as sulphuric ,acid, and nitric ,acid, would destroy or damage the low pH intolerant polymers (e.g. polyamide, polystyrene) (Claessens et al., 2013). ,Acid, treatment was usually performed with either a heating block or microwave digestion at 110–120 °C, while some microplastics were even observed to melt at 90 °C ( Carr et al., 2016 ).

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

14 Industri al ,Wastewater Treatment Principals and Ideas,. Industrial ,wastewater, refers to ,waste water,, sewage and waste liquid produced in industrial production processes, which contain industrial production materials, intermediate products and products that are lost …

Adsorption and Treatment of Organic Contaminants using ...
Adsorption and Treatment of Organic Contaminants using ...

refinery ,wastewater, effluent is shown in Fig.1. The adsorption material was granular activated carbon manufactured from Nigerian waste bamboo and ,fiber, glass was used at the end of the column to support the activated carbon The ,wastewater, sample used in this investigation was obtained from a refinery company in Port Harcourt, Nigeria.

Poly‐Lactic Acid: Production Applications Nanocomposites ...
Poly‐Lactic Acid: Production Applications Nanocomposites ...

In comparison to other biopolymers, the production of PLA has numerous advantages including: (a) production of the lactide monomer from lactic ,acid,, which is produced by fermentation of a renewable agricultural ,source, corn; (b) fixation of significant quantities of carbon dioxide via corn (maize) production by the corn ,plant,; (c) significant energy savings; (d) the ability to recycle back to ...

Reclaimed water - Wikipedia
Reclaimed water - Wikipedia

De facto ,wastewater, reuse (unplanned potable reuse) De facto, unacknowledged or unplanned potable reuse refers to a situation where reuse of treated ,wastewater, is, in fact, practiced but is not officially recognized. For example, a ,wastewater, treatment ,plant, from one city may be discharging effluents to a river which is used as a drinking water supply for another city downstream.

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