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shale gas fracturing flow-back fluids separation process flow chart

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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shale gas fracturing flow-back fluids separation process flow chart
Treatment of oilfield wastewater by combined process of ...
Treatment of oilfield wastewater by combined process of ...

If the flocculation method was used alone to ,treat wastewater,, ... thus the collocational method of the two methods ,can, save the ,acid, and alkali used in the adjustment process of pH ... neutralization was performed by adding calcium ,oxide, up to pH 8.5. The ,iron, precipitated immediately, ...

Iron and Metals Removal with H2O2 | USP Technologies
Iron and Metals Removal with H2O2 | USP Technologies

Ferrous ,iron, (Fe+2), often occurs naturally in groundwater sources, and ,can, also be found in industrial process and wastewaters, e.g. steel mills & coal mines (,acid, mine drainage). Hydrogen peroxide ,can, be used to quickly oxidize soluble ferrous ,iron, to ferric (Fe+3), forming a rapidly settling ferric hydroxide floc.

Convenient pH-responsive removal of Acid Black 1 by green ...
Convenient pH-responsive removal of Acid Black 1 by green ...

Recently, ,iron oxide, nanoparticles, particularly magnetite nanoparticles (MNPs) with the formula FeO·Fe 2 O 3 or Fe 3 O 4, have emerged as new adsorbents in nanotechnology for ,wastewater, treatment with many other applications, such as in biomedicine, materials science and biological sciences. 13 The increasing interest in MNPs in environmental remediation is based on their merits of ...

Treatment of textile wastewater in the Fenton process in the
Treatment of textile wastewater in the Fenton process in the

3.1. The effect of doses of ,iron oxide, nanopowder Experiments started with the determination of the effect of the dose of ,iron oxide, nanopowder on the efficiency of pollutant decomposition in the ,wastewater, in the Fenton process with the use of Cu+2 ions. The ,wastewater, was treated at the doses of ,iron oxide, nanopowder from 0.01 to

Natural Zeolites in Water Treatment – How Effective is ...
Natural Zeolites in Water Treatment – How Effective is ...

8/11/2011, · Modification of natural zeolites ,can, be performed by several methods, such as ,acid, ... -,iron oxide, system in strongly basic conditions, ,can, also enhance ... It is necessary to ,treat, the metal contaminated ,wastewater, prior to discharge into the environment and the removal of these pollutants requires economically justifiable ...

Synthesis surface modification and applications of ...
Synthesis surface modification and applications of ...

Wahab et al. [Reference Wahab, Imran, Ikram, Naz, Aqeel, Rafiq, Majeed and Ali 18] synthesized ,iron oxide, (Fe 3 O 4) nanoparticles doped with cobalt (Co) and manganese (Mn) using coprecipitation, and 16% Co-doped nanoparticles shown the highest saturation magnetization, they would be a promising candidate acted as nanocatalyst to improve conventional ,wastewater, management methods.

Magnetic iron oxide/clay nanocomposites for adsorption and ...
Magnetic iron oxide/clay nanocomposites for adsorption and ...

Physical and chemical methods have been developed for water and ,wastewater, treatments. Adsorption is an attractive method due to its simplicity and low cost, and it has been widely employed in industrial treatment. In advanced schemes, chemical oxidation and photocatalytic oxidation have been recognized as effective methods for ,wastewater,-containing organic compounds. The use of magnetic ,iron, ...

What chemicals are used and controlled in primary ...
What chemicals are used and controlled in primary ...

Selecting chemicals to adjust ,wastewater, pH requires considering the chemical makeup of the ,wastewater,. Certain basic or alkaline chemicals used to raise ,wastewater, pH are below: CaO (calcium ,oxide, or lime), MgO (magnesium ,oxide,), Ca (OH) (calcium hydroxide, a hydrated form of lime) or Mg (OH) (magnesium hydroxide) are the most commonly used chemicals because of …

Natural Zeolites in Water Treatment – How Effective is ...
Natural Zeolites in Water Treatment – How Effective is ...

8/11/2011, · Modification of natural zeolites ,can, be performed by several methods, such as ,acid, ... -,iron oxide, system in strongly basic conditions, ,can, also enhance ... It is necessary to ,treat, the metal contaminated ,wastewater, prior to discharge into the environment and the removal of these pollutants requires economically justifiable ...

Alkalinity Adjustments in my Wastewater Treatment Plant ...
Alkalinity Adjustments in my Wastewater Treatment Plant ...

This slurry ,can, be used to ,treat wastewater, to increase pH and alkalinity and is commonly used in potable water to “soften,” or remove hardness minerals, such as calcium and magnesium from drinking water. Lime slurries minimize the effects of potential scaling in the water distribution system.

An Overview of Nanomaterials for Water and Wastewater ...
An Overview of Nanomaterials for Water and Wastewater ...

In this paper, the most extensively studied ,nanomaterials,, zero-valent metal nanoparticles (Ag, Fe, and Zn), metal ,oxide, nanoparticles (TiO 2 , ZnO, and ,iron, oxides), carbon nanotubes (CNTs), and nanocomposites are discussed and highlighted in detail. Besides, future aspects of ,nanomaterials, in water and ,wastewater, treatment are discussed.

Magnetic iron oxide/clay nanocomposites for adsorption and ...
Magnetic iron oxide/clay nanocomposites for adsorption and ...

Physical and chemical methods have been developed for water and ,wastewater, treatments. Adsorption is an attractive method due to its simplicity and low cost, and it has been widely employed in industrial treatment. In advanced schemes, chemical oxidation and photocatalytic oxidation have been recognized as effective methods for ,wastewater,-containing organic compounds. The use of magnetic ,iron, ...

Convenient pH-responsive removal of Acid Black 1 by green ...
Convenient pH-responsive removal of Acid Black 1 by green ...

Recently, ,iron oxide, nanoparticles, particularly magnetite nanoparticles (MNPs) with the formula FeO·Fe 2 O 3 or Fe 3 O 4, have emerged as new adsorbents in nanotechnology for ,wastewater, treatment with many other applications, such as in biomedicine, materials science and biological sciences. 13 The increasing interest in MNPs in environmental remediation is based on their merits of ...

Treatment of oilfield wastewater by combined process of ...
Treatment of oilfield wastewater by combined process of ...

If the flocculation method was used alone to ,treat wastewater,, ... thus the collocational method of the two methods ,can, save the ,acid, and alkali used in the adjustment process of pH ... neutralization was performed by adding calcium ,oxide, up to pH 8.5. The ,iron, precipitated immediately, ...

Alkalinity Adjustments in my Wastewater Treatment Plant ...
Alkalinity Adjustments in my Wastewater Treatment Plant ...

This slurry ,can, be used to ,treat wastewater, to increase pH and alkalinity and is commonly used in potable water to “soften,” or remove hardness minerals, such as calcium and magnesium from drinking water. Lime slurries minimize the effects of potential scaling in …

An Overview of Nanomaterials for Water and Wastewater ...
An Overview of Nanomaterials for Water and Wastewater ...

In this paper, the most extensively studied ,nanomaterials,, zero-valent metal nanoparticles (Ag, Fe, and Zn), metal ,oxide, nanoparticles (TiO 2 , ZnO, and ,iron, oxides), carbon nanotubes (CNTs), and nanocomposites are discussed and highlighted in detail. Besides, future aspects of ,nanomaterials, in water and ,wastewater, treatment are discussed.

Three examples of how LANXESS water treatment technologies ...
Three examples of how LANXESS water treatment technologies ...

Whether used to generate drinking water or water for industrial production, or to ,treat, and recycle ,wastewater,. You, too, ,can, help secure the water supply for humans, agriculture and industries. A pioneer in this sector, the specialty chemical company LANXESS has nearly 80 years of …

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