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Technical index of wastewater discharge

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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Technical index of wastewater discharge
Status and Development of DDNP Wastewater Treatment
Status and Development of DDNP Wastewater Treatment

With a strong ,acid, or strong alkali, ... through the ,iron filings, on floc electrical agglomeration, coagulation, adsorption, filtration and the combined effects of ,waste water, treatment. ,Iron, and carbon are mixed and then added to the ,wastewater,. Since ,iron, and carbon have different electrode potentials, ...

Performance of iron filings and activated sludge as media ...
Performance of iron filings and activated sludge as media ...

The three reactive materials were ,iron filings,, activated sludge and lateritic soil. ,Iron filings, were obtained from Five Tigers Engineering Co., Ltd., which is an automotive and industrial workshop in Hat Yai, Thailand. The activated sludge was from the ,wastewater, treatment plant of Nissui (Thailand) Co., Ltd., a company producing and exporting

Chromium(VI) Reduction Kinetics by Zero-Valent Iron in ...
Chromium(VI) Reduction Kinetics by Zero-Valent Iron in ...

The total amount of dissolved Fe steadily increased to 25 mg L−1 in the presence of humic ,acid, alone because the formation of soluble Fe−humate complexes appeared to suppress ,iron, precipitation. Substantial amounts of soluble and colloidal Fe−humate complexes in groundwater may arouse aesthetic and safety concerns in groundwater use.

Status and Development of DDNP Wastewater Treatment
Status and Development of DDNP Wastewater Treatment

With a strong ,acid, or strong alkali, ... through the ,iron filings, on floc electrical agglomeration, coagulation, adsorption, filtration and the combined effects of ,waste water, treatment. ,Iron, and carbon are mixed and then added to the ,wastewater,. Since ,iron, and carbon have different electrode potentials, ...

Adsorption of tylosin in wastewater by iron-rich farmland ...
Adsorption of tylosin in wastewater by iron-rich farmland ...

Zhong et al. revealed iron filings containing Fe 3 O 4 combined with persulfate can immediately generate a large number of radicals for contaminant degradation. Therefore, the Fe(II)/Fe(III) solid-phase interface of the soil may have the potential to activate persulfate for sulfate radicals, leading to the removal of …

Performance of iron filings and activated sludge as media ...
Performance of iron filings and activated sludge as media ...

The three reactive materials were ,iron filings,, activiated sludge and lateritic soilIron . ,filings, were obtained from Five Tigers Engineering Co., Ltd., which is an automotive and industrial workshop in Hat Yai, ThailandThe activated sludge was . from the ,wastewater

Performance of iron filings and activated sludge as media ...
Performance of iron filings and activated sludge as media ...

The three reactive materials were ,iron filings,, activiated sludge and lateritic soilIron . ,filings, were obtained from Five Tigers Engineering Co., Ltd., which is an automotive and industrial workshop in Hat Yai, ThailandThe activated sludge was . from the ,wastewater

Wastewater treatment (2) – Filmedia Home
Wastewater treatment (2) – Filmedia Home

The electroplating wastewater treatment adopts the internal treatment of iron filings. The technology mainly uses the activated industrial waste iron scraps to purify the wastewater. When the wastewater is in contact with the filler, electrochemical reactions, chemical reactions and physical effects, including catalysis, oxidation and reduction, occur.

7 USING OF WASTED FILINGS OF IRON TO ADSORB METHYLENE …
7 USING OF WASTED FILINGS OF IRON TO ADSORB METHYLENE …

Reactive barriers containing iron metals are currently being developed for in situ treatment technology (Puls et al., 1999). As zero-valent iron is a strong reducer, it has been used to remove several contaminants from wastewater such as halogenated hydrocarbon compounds, heavy metals,

Treatment of dinitrodiazophenol production wastewater by ...
Treatment of dinitrodiazophenol production wastewater by ...

1/1/2016, · Before experiments, the iron filings and copper particles were successively pretreated by alkali and acid in order to remove the surface oil and rust. Then, they were washed with distilled water until neutral, and dried at 105 °C.

Intensification of Wastewater Treatment in Food Production ...
Intensification of Wastewater Treatment in Food Production ...

Other coagulants are obtained by chlorination of iron filings in water solution and anodic dissolution of iron in solutions of sodium chloride and sulfuric acid. Biological purification of wastewater is a promising direction since wastewater of the food production industry contain many substances which are easily oxidized by microorganisms: proteins, hydrocarbons and fats.

How to treat electroplating wastewater - Screen Factory
How to treat electroplating wastewater - Screen Factory

The wastewater flows from top to bottom in the treatment unit, reacts with iron filings, and the treated water flows to the integrated wastewater regulating tank. Comprehensive wastewater treatment method

PAPER OPEN ACCESS Coal Chemical Wastewater Heterogeneous ...
PAPER OPEN ACCESS Coal Chemical Wastewater Heterogeneous ...

filler and iron carbon sintering filler respectively, for the catalytic oxidation pretreatment of BOD mixed wastewater. In the catalytic reaction of traditional iron carbon heterogeneous fillers, there are large amount of iron chip dissolution, easy blocked, influence on mass transfer [3], high frequency of backwashing and unstable operation effect.

Wastewater treatment (2) – Filmedia Home
Wastewater treatment (2) – Filmedia Home

The electroplating ,wastewater, treatment adopts the internal treatment of ,iron filings,. The technology mainly uses the activated industrial waste ,iron, scraps to purify the ,wastewater,. When the ,wastewater, is in contact with the filler, electrochemical reactions, chemical reactions and physical effects, including catalysis, oxidation and reduction, occur.

Selenium Removal from Scrubber Water
Selenium Removal from Scrubber Water

is used for many kinds of wastewater including Selenium removal. The benefit of using RO membranes is that they are not selective and will remove all ion species and not just Selenium like the special digester system and the iron filings technology. Where the specific focus was Selenium removal, New

How to treat electroplating wastewater - Screen Factory
How to treat electroplating wastewater - Screen Factory

The ,wastewater, flows from top to bottom in the treatment unit, reacts with ,iron filings,, and the treated water flows to the integrated ,wastewater, regulating tank. Comprehensive ,wastewater, treatment method

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