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Treatment and reuse technology of fracturing flowback fluid

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 and reuse technology of fracturing flowback fluid
Feasibility of Utilizing Acid Mine Drainage Sludge in an ...
Feasibility of Utilizing Acid Mine Drainage Sludge in an ...

the primary and secondary units are to be dosed with iron-containing materials. Various iron-containing materials including those in aqueous (e.g., ferric chloride) or solids (e.g., acid mine sludge) can possibly be used in these treatment units. The primary unit is a clarifier where the iron is mixed with raw wastewater to remove phosphorus

THE TREATMENT OF ACID WASTEWATER CONTAINING LEAD IN ...
THE TREATMENT OF ACID WASTEWATER CONTAINING LEAD IN ...

the treatment of ,acid wastewater containing, lead in production of storage batteries by ,iron, scraps-microelectrolysis method Zhang Shuhai~1 Jiang Fengqin~2 Ren Yonghong~3(1.Huaian Environmental Monitoring Central Station,Huaian 223001,China;2.Jiangsu Environmental Monitoring Cental,Nanjing 210036,China;3.Jiangsu Lishi Science and Technology Co.,Ltd.,Jinhu 211600,China)

How to Treat Wastewater from Iron and Steel Industry ...
How to Treat Wastewater from Iron and Steel Industry ...

In this article we will discuss about the methods and procedures to treat and control ,wastewater from iron and steel, industry ... separated operations at a large mill. ,Acid, rinse waters have the same relative proportions of ,iron, salts and free ,acid, as ... The clear effluent of pH 11-12 and ,containing, 1-2 mg/l each of copper and zinc is ...

Enhancement of Treatment Efficiency of Recalcitrant ...
Enhancement of Treatment Efficiency of Recalcitrant ...

30/10/2015, · Iron Zeolite Socony Mobile-5 (Fe-ZSM-5) was synthesized using a new two-step process. Next, the catalyst was characterized by scanning electron microscopy, energy-dispersive X-ray spectroscopy, fourier transform infrared spectroscopy, and Brunauer-Emmett-Teller analysis and tested against a model wastewater containing the azo dye Acid Blue 113.

THE TREATMENT OF ACID WASTEWATER CONTAINING LEAD IN ...
THE TREATMENT OF ACID WASTEWATER CONTAINING LEAD IN ...

the treatment of ,acid wastewater containing, lead in production of storage batteries by ,iron, scraps-microelectrolysis method Zhang Shuhai~1 Jiang Fengqin~2 Ren Yonghong~3(1.Huaian Environmental Monitoring Central Station,Huaian 223001,China;2.Jiangsu Environmental Monitoring Cental,Nanjing 210036,China;3.Jiangsu Lishi Science and Technology Co.,Ltd.,Jinhu 211600,China)

Feasibility of Utilizing Acid Mine Drainage Sludge in an ...
Feasibility of Utilizing Acid Mine Drainage Sludge in an ...

the primary and secondary units are to be dosed with ,iron,-,containing, materials. Various ,iron,-,containing, materials including those in aqueous (e.g., ferric chloride) or solids (e.g., ,acid, mine sludge) can possibly be used in these treatment units. The primary unit is a clarifier where the ,iron, is mixed with raw ,wastewater, to remove phosphorus

Resource utilization of pickling wastewater (waste acid)
Resource utilization of pickling wastewater (waste acid)

Among them, hydrochloric acid pickling wastewater (acid) contains hydrochloric acid, ferrous chloride, etc.; sulfuric acid pickling wastewater (acid) contains sulfuric acid and ferrous sulfate, etc.; mixed acid pickling wastewater (acid) contains hydrochloric acid, sulfuric acid and corresponding iron salt. Status of acid pickling wastewater (waste acid) treatment process

Research on Treating Acid Wastewater Containing Heavy Metal
Research on Treating Acid Wastewater Containing Heavy Metal

Research on Treating ,Acid Wastewater Containing, Heavy Metals by Sulfate-Reducing Bacteria . CHEN Wei-ting1, ZHANG Hong-guo1*, LUO Ding-gui1, CHEN Yong-heng1. 1School of Environmental Science and Engineering, Guangzhou University; . Key Laboratory for Water Quality Security and Protection in …

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 ...

Polyacrylamide for steel wastewater
Polyacrylamide for steel wastewater

The treatment of mine acid wastewater generally adopts the lime neutralization method. Iron and steel plant wastewater treatment uses anionic polyacrylamide as a flocculant to treat wastewater produced in steel plants. Anionic polyacrylamide only needs to be used in industrial wastewater treatment.

{Electrocoagulation of textile wastewater containing a ...
{Electrocoagulation of textile wastewater containing a ...

This study focused on testing the efficacy of ,iron, (Fe) electrode in an electrochemical treatment (electrocoagulation) of ,wastewater containing, a mixture of organic dyes. The mixture consists of the following azo dyes: ,Acid, Black 194, ,Acid, Black 107 and ,Acid, Yellow 116.

Polyacrylamide for steel wastewater
Polyacrylamide for steel wastewater

The effect of using 18 million molecular weight anionic polyacrylamide for, wastewater, treatment in, iron, and steel plants is very significant. The characteristics of, wastewater, from steel mills: 1) There are many types of, wastewater,, including, waste acid,, acid-base, wastewater,, oily and emulsion, wastewater.

Research on Treating Acid Wastewater Containing Heavy Metal
Research on Treating Acid Wastewater Containing Heavy Metal

Research on Treating ,Acid Wastewater Containing, Heavy Metals by Sulfate-Reducing Bacteria . CHEN Wei-ting1, ZHANG Hong-guo1*, LUO Ding-gui1, CHEN Yong-heng1. 1School of Environmental Science and Engineering, Guangzhou University; . Key Laboratory for Water Quality Security and Protection in …

Enriched Co-Treatment of Pharmaceutical and Acidic Metal ...
Enriched Co-Treatment of Pharmaceutical and Acidic Metal ...

Abstract: Among traditional hazardous waste sources, pharmaceutical-,containing wastewater, and acidic mine drainage need treatment to preserve the expected water supply quality. A nano zero-valent ,iron, (nZVI)-enriched treatment of these two streams is evaluated for simultaneous removal

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Wastewaters include acidic rinse waters together with waste ,acid,. Although many plants operate ,acid, recovery plants (particularly those using hydrochloric ,acid,), where the mineral ,acid, is boiled away from the ,iron, salts, there remains a large volume of highly ,acid, ferrous sulfate or …

Electrochemical treatment of alkali decrement wastewater ...
Electrochemical treatment of alkali decrement wastewater ...

Electrochemical treatment of alkali decrement wastewater containing terephthalic acid using iron electrodes

Catalytic wet peroxide oxidation of formic acid in ...
Catalytic wet peroxide oxidation of formic acid in ...

ferent organic pollutants in wastewater, using a combination of iron ion and hydrogen peroxide. There are however very few publications available on the use of naturally-occurring, iron, ore (such as hematite, ferrihydrite, goethite and lepidocrocite) as a cheap alternative for the oxidation of pollutants such as formic acid in wastewater.

Enriched Co-Treatment of Pharmaceutical and Acidic Metal ...
Enriched Co-Treatment of Pharmaceutical and Acidic Metal ...

Abstract: Among traditional hazardous waste sources, pharmaceutical-,containing wastewater, and acidic mine drainage need treatment to preserve the expected water supply quality. A nano zero-valent ,iron, (nZVI)-enriched treatment of these two streams is evaluated for simultaneous removal

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