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Treatment of acid wastewater by adding NaOH

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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Treatment of acid wastewater by adding NaOH
Adsorption Technique for the Removal of Organic Pollutants ...
Adsorption Technique for the Removal of Organic Pollutants ...

28/6/2012, · The ,adsorption, capacity for ,acid, treated fly ash was found to be 2.4 x 10-5 mol/g, while non-treated fly ash showed an ,adsorption, capacity of 1.4 x 10-5 mol/g. Wang et al. [ 30 ] in another investigation also found that the porous unburned carbon in the fly ash was responsible for the ,adsorption, of the dye, and not the fly ash itself.

Adsorption Technique for the Removal of Organic Pollutants ...
Adsorption Technique for the Removal of Organic Pollutants ...

28/6/2012, · ,Adsorption, has advantages over the other methods because of simple design and can involve low investment in term of both initial cost and land required. The ,adsorption process, is widely used for treatment of industrial ,wastewater, from organic and inorganic pollutants and meet the great attention from the researchers.

A critical review on application of photocatalysis for ...
A critical review on application of photocatalysis for ...

10/6/2020, · The photocatalytic ,wastewater, treatment ,process, occurs mostly under UV radiation. The UV generation by conventional UV lamps is relatively expensive and causes the generation of highly toxic waste (during utilisation). From the economic and environmental point of view, solar energy can be considered as the best radiation source for photocatalysis.

3 Technologies in Exploration Mining and Processing ...
3 Technologies in Exploration Mining and Processing ...

The flotation ,process,, which is versatile, can separate minerals as large as 3.3 millimeters (6 mesh) and as small as 5 microns and can handle minerals with a specific gravity as high as 19 (gold) and as low as 1.5 (vermiculite). The ,process, can be used in a medium of almost pure water, seawater or …

Characterization and adsorption mechanism of Pb (II ...
Characterization and adsorption mechanism of Pb (II ...

adsorption, equilibrium gained around 12 hours and a high and stable removal of heavy metals on insoluble humic ,acid, has been obtained almost under the neutral conditions. Keywords: Water Contamination, Insolubilized Humic ,Acid,, ,Adsorption,, Modification 1. Introduction Heavy metal water pollution is an area of major concern

Froth flotation - Wikipedia
Froth flotation - Wikipedia

Froth flotation, is a ,process, for selectively separating hydrophobic materials from hydrophilic.This is used in mineral processing, paper recycling and ,waste-water, treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century.

Adsorption and surface precipitation of metals on ...
Adsorption and surface precipitation of metals on ...

1/5/2002, · Sorption and ,filtration, of metals using iron-oxide-coated sand. Water Research 1996, 30 (11) , 2609-2620. https://doi.org/10.1016/S0043-1354(96)00161-3; D.P.T. Blackmore, J. Ellis, P.J. Riley. Treatment of a vanadium-containing effluent by ,adsorption,/coprecipitation with iron oxyhydroxide.

(PDF) Handbook of Water and Wastewater Treatment Plant ...
(PDF) Handbook of Water and Wastewater Treatment Plant ...

Handbook of Water and ,Wastewater, Treatment Plant Operations.pdf. 670 Pages. Handbook of Water and ,Wastewater, Treatment Plant Operations.pdf

Application of Biosorption for Removal of Heavy Metals ...
Application of Biosorption for Removal of Heavy Metals ...

4/12/2017, · The ,process, can be made economical by regenerating and reusing the biosorbent after removing the heavy metals. Various bioreactors can be used in biosorption for the removal of metal ions from large volumes of water or effluents. The recent developments and the future scope for biosorption as a ,wastewater, treatment option are discussed.

Efficient and Selective Adsorption of Neodymium on ...
Efficient and Selective Adsorption of Neodymium on ...

In this study, expanded vermiculite (EV) was applied to the ,adsorption, of neodymium (Nd) from an aqueous solution with focus on the description of the kinetics and the mechanism of ,adsorption,, determination of the best eluent, and selectivity. The EV was characterized before and after the ,adsorption process, by the morphology, composition, textural properties (specific surface area, density ...

Acid dye removal from industrial wastewater by adsorption ...
Acid dye removal from industrial wastewater by adsorption ...

Article ,Acid, dye removal from industrial ,wastewater, by ,adsorption, on treated sewage sludge. This study investigated the suitability of sewage sludge for the removal ,of Acid, Blue 93 industrial ,wastewater,. Washed sewage sludge (WS) and sludge activated...

New trends in removing heavy metals from industrial wastewater
New trends in removing heavy metals from industrial wastewater

1/10/2011, · The ,process, was divided into the following three stages: firstly, heavy metal bonding (,adsorption,) by a bonding agent, secondly, ,wastewater filtration, to separate the loaded bonding agent by two variants: crossflow microfiltration for low-contaminated ,wastewater, , or a hybrid ,process, combining flotation and submerged microfiltration for highly contaminated ,wastewater, , and thirdly, bonding ...

Mine Water Treatment | Veolia Water Technologies
Mine Water Treatment | Veolia Water Technologies

Acid Mine, Drainage Operating mines, as well as abandoned ,mine, sites, generates ,acid mine, drainage which requires water treatment to prevent adverse impacts to rivers and streams. Veolia has developed a proprietary ,process, known as DenseSludge™ to reduce sludge management costs and improve treatment plant operating efficiency.

Efficient and Selective Adsorption of Neodymium on ...
Efficient and Selective Adsorption of Neodymium on ...

In this study, expanded vermiculite (EV) was applied to the ,adsorption, of neodymium (Nd) from an aqueous solution with focus on the description of the kinetics and the mechanism of ,adsorption,, determination of the best eluent, and selectivity. The EV was characterized before and after the ,adsorption process, by the morphology, composition, textural properties (specific surface area, density ...

Adsorption Technique for the Removal of Organic Pollutants ...
Adsorption Technique for the Removal of Organic Pollutants ...

28/6/2012, · ,Adsorption, has advantages over the other methods because of simple design and can involve low investment in term of both initial cost and land required. The ,adsorption process, is widely used for treatment of industrial ,wastewater, from organic and inorganic pollutants and meet the great attention from the researchers.

Anaerobic digestion - Wikipedia
Anaerobic digestion - Wikipedia

Anaerobic digestion, is a sequence of processes by which microorganisms break down biodegradable material in the absence of oxygen. The ,process, is used for industrial or domestic purposes to manage waste or to produce fuels. Much of the fermentation used industrially to produce food and drink products, as well as home fermentation, uses ,anaerobic digestion,.

New trends in removing heavy metals from industrial wastewater
New trends in removing heavy metals from industrial wastewater

1/10/2011, · The ,process, was divided into the following three stages: firstly, heavy metal bonding (,adsorption,) by a bonding agent, secondly, ,wastewater filtration, to separate the loaded bonding agent by two variants: crossflow microfiltration for low-contaminated ,wastewater, , or a hybrid ,process, combining flotation and submerged microfiltration for highly contaminated ,wastewater, , and thirdly, bonding ...

Adsorption of iron and manganese from acid mine drainage ...
Adsorption of iron and manganese from acid mine drainage ...

Article ,Adsorption, of iron and manganese from ,acid mine, drainage using 4A–zeolite synthesised from waste with high kaolin concentrations. This research analysed the behaviour of heavy metals ,adsorption, by zeolites and their associated applicability f...

(PDF) Standard Methods For the Examination of Water and ...
(PDF) Standard Methods For the Examination of Water and ...

Standard Methods For the Examination of Water and Wastewater,, 23nd edition, 2017. Toan Tran. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 32 Full PDFs related to this paper. READ PAPER. ,Standard Methods For the Examination of Water and Wastewater,…

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