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Fluid sand ratio of fracturing flowback

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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Fluid sand ratio of fracturing flowback
Treatment of olive mill wastewater by electrolysis on ...
Treatment of olive mill wastewater by electrolysis on ...

The present work was carried out to test the feasibility of the olive mill wastewater (OMWW) treatment with electrolysis on boron-doped diamond electrode (BDD). The physical-chemical characteristics studies of OMWW show that they are acid, and charged with organic matter. They also contain a large amount of

CHEMICAL METHODS OF PURIFICATION OF WASTEWATER …
CHEMICAL METHODS OF PURIFICATION OF WASTEWATER …

The oxidative purification method is used to neutralize, industrial wastewater, containing toxic impurities, (cyanides,, complex, copper, and, zinc cyanides), or compounds that are inexpedient to remove from wastewater and also to be purified by other methods (hydrogen sulphide, sulfides).

7 Basic Principles of Industrial Wastewater Treatment ...
7 Basic Principles of Industrial Wastewater Treatment ...

The development trend of ,industrial wastewater treatment, is to recycle ,wastewater, and pollutants as useful resources or to implement closed-circuit circulation. IRO CHEM has more than 10 years of experience in the water treatment field. HEDP is one of the main products. HEDP ,acid, can chelate with metal ions in water and form six ring chelate.

Method of wastewater treatment by electrolysis and ...
Method of wastewater treatment by electrolysis and ...

This invention for treating ,wastewater, includes the steps of: (a) feeding the ,wastewater,, iron compounds, and a particulate carrier to an electrolyzing/oxidizing reactor; (b) controlling the pH of the ,wastewater, to less than 2.5, preferably within the range between 1.5 to 2.5, and initiating a fluidized bed of the particulate carrier; (c) electrolyzing and oxidizing the ,wastewater, while continuously adding hydrogen peroxide to the reactor; and (d) adjusting the pH of the ,wastewater, …

Electrolytic apparatus and methods for purification of ...
Electrolytic apparatus and methods for purification of ...

Electropurification of contaminated aqueous media, such as ground water and ,wastewater, from ,industrial, manufacturing facilities like paper mills, food processing plants and textile mills, is readily purified, decolorized and sterilized by improved, more economic open configuration ,electrolysis, cell designs, which may be divided or undivided, allowing connection as monopolar or bipolar cells.

Method of wastewater treatment by electrolysis and ...
Method of wastewater treatment by electrolysis and ...

This invention for treating ,wastewater, includes the steps of: (a) feeding the ,wastewater,, iron compounds, and a particulate carrier to an electrolyzing/oxidizing reactor; (b) controlling the pH of the ,wastewater, to less than 2.5, preferably within the range between 1.5 to 2.5, and initiating a fluidized bed of the particulate carrier; (c) electrolyzing and oxidizing the ,wastewater, while continuously adding hydrogen peroxide to the reactor; and (d) adjusting the pH of the ,wastewater, …

Industrial wastewater treatment - electrochemical methods ...
Industrial wastewater treatment - electrochemical methods ...

The electrochemical method of ,wastewater, treatment is primarily used for extraction of chromium. The chromium is removed by sedimentation and by ,electrolysis, with iron anodes. The process is based on the oxidation of trivalent to hexavalent chromium at the anode. The solution is …

Technology for the Purification of Electroplating ...
Technology for the Purification of Electroplating ...

Turaev, D.Y., Kolesnikov, V.A. & Popov, N.A. Technology for the Purification of Electroplating Washwater from Cadmium Ions by Membrane and Membraneless ,Electrolysis,. Theor Found Chem Eng 54, 200–207 (2020). https://doi.org/10.1134/S0040579520010224. Download citation. Received: 22 April 2019. Revised: 20 May 2019. Accepted: 27 May 2019

Purification treatment of dyes wastewater with a novel ...
Purification treatment of dyes wastewater with a novel ...

Internal micro-,electrolysis, (IE), which can effectively improve the biodegradability index (BI, the ratio of five-day biological oxy-gen demand (BOD 5) to chemical oxygen demand (COD)) of ,wastewater,, is an excellent pretreatment technology for high-concentration non-readily degradable organic ,industrial, …

Electrocoagulation-new technology for the wastewater treatment
Electrocoagulation-new technology for the wastewater treatment

EC uses a proprietary treatment chamber and electricity to treat a wide range of differing waste streams containing heavy metals, virus, bacteria, pesticides, arsenic, MTBE, cyanide, Biochemical oxygen demand (BOD), Total dissolved solids (TDS), and Total suspended solids (TSS). It is used to treat municipal, industrial and commercial wastewater.

Purification And Treatment Of Electroplating Baths And ...
Purification And Treatment Of Electroplating Baths And ...

Abstract: ,Wastewater, from metal plating operations is treated to remove heavy metal and other contaminants, including toxic organic materials, chelating agents, and cyanide. The ,wastewater, is passed through the cathode and anode of an electrochemical reactor in which the cathode preferably comprises a felt mass of conductive fibers and the anode comprises porous carbon, carbon fibers or …

Electrocoagulation-new technology for the wastewater treatment
Electrocoagulation-new technology for the wastewater treatment

EC is extremely effective in the removal of naturally occurring salts in well water, as well as the separation of iron, magnesium, calcium, metals, nitrates and sulfur. EC is also well suited for the reclamation of ground water that has been contaminated with heavy metals, high molecular weight hydrocarbons and Halogenated hydrocarbons.

Electrochemical Reactors for Wastewater Treatment ...
Electrochemical Reactors for Wastewater Treatment ...

It becomes clear that electrochemical processes are predominantly used in the field of industrial wastewater treatment, whereby electrodialysis finds wider application. A trend‐setting approach in the industrial sector is the production‐integrated water/wastewater treatment with separation and recovery of ingredients as valuable substances.

7 Basic Principles of Industrial Wastewater Treatment ...
7 Basic Principles of Industrial Wastewater Treatment ...

The development trend of industrial wastewater treatment is to recycle wastewater and pollutants as useful resources or to implement closed-circuit circulation. IRO CHEM has more than 10 years of experience in the water treatment field. HEDP is one of the main products. HEDP acid can chelate with metal ions in water and form six ring chelate.

metallurgy and hydrometallurgy copper - Industrial ...
metallurgy and hydrometallurgy copper - Industrial ...

the factory’s ,industrial, waste effluents (granulates, various pickling processes, ,electrolysis, residues…). They undergo several different types of treatment (figure 60); gas scrubbing products are processed by the plant, producing valuable sulphuric ,acid, for use in lixiviation.

Industrial wastewater treatment - electrochemical methods ...
Industrial wastewater treatment - electrochemical methods ...

The electrochemical method of wastewater treatment is primarily used for extraction of chromium. The chromium is removed by sedimentation and by electrolysis with iron anodes. The process is based on the oxidation of trivalent to hexavalent chromium at the anode. The solution is …

metallurgy and hydrometallurgy copper - Industrial ...
metallurgy and hydrometallurgy copper - Industrial ...

This treatment processes pre-concentrated ores in bulk by ,acid, or ,acid,/oxidising agent leaching. The solution is recovered either directly or after a cascade wash/clarification. Most of the time, ,purification,/concentration is carried out by selective precipitation of impurities. It is at this stage that recyclable impurities are recovered.

Chemical Purification of Wastewater - avs.globecore.com
Chemical Purification of Wastewater - avs.globecore.com

industrial; household; precipitation (snow, ice etc). Chemical purification of wastewater implies the use of special reagents which react the contaminants. Such reagents are chlorine, potassium permanganate, chlorine and sulfur acid, sodium hydroxide, ozone, lime etc. Chemical purification often precedes biological purification.

Purification treatment of dyes wastewater with a novel ...
Purification treatment of dyes wastewater with a novel ...

Internal micro-,electrolysis, (IE), which can effectively improve the biodegradability index (BI, the ratio of five-day biological oxy-gen demand (BOD 5) to chemical oxygen demand (COD)) of ,wastewater,, is an excellent pretreatment technology for high-concentration non-readily degradable organic ,industrial, …

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