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Research on advanced treatment technology of oilfield 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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Research on advanced treatment technology of oilfield fracturing flowback fluid
Characteristics of Wastewater | Wastewater Management
Characteristics of Wastewater | Wastewater Management

Sewage normally ,contains, 99.9 per cent of water and 0.1 per cent of solids. Analytically, the total solids content (S T) of a ,wastewater, is defined as all the matter that remains as residue upon evaporation to 103 to 105°C. Total solids in ,wastewater, exist in three different forms (a) suspended solids (b) colloidal solids and (c) dissolved solids.

Municipal effluent chlorination and dechlorination ...
Municipal effluent chlorination and dechlorination ...

Since the early 1900's, disinfection of municipal ,wastewater, has typically been done through the use of ,some, form of chlorine. Chlorination, as this type of disinfection is called, has often been selected on the basis of its relatively low cost, the availability of a wide range of chlorine-related disinfectant chemicals and its effectiveness in achieving the required pathogen kills.

INDUSTRIAL WASTEWATER-TYPES AMOUNTS AND EFFECTS
INDUSTRIAL WASTEWATER-TYPES AMOUNTS AND EFFECTS

together with other ,chemical, products. ,Some, times waste substances include the extraction residues of natural and synthetic solvents, used nutrient solutions, specific poisonous substances, and many other organics. The ,wastewater, produced by the pharmaceutical industry has a very bad quality for ,wastewater, treatment.

Wastewater Management | Encyclopedia.com
Wastewater Management | Encyclopedia.com

Acid, mine drainage. In places where coal is mined, the mineral pyrite is a waste material. A series of complex reactions between pyrite, oxygen, and water result in ,acid, mine drainage. ,Acid, mine drainage is ,wastewater, that is extremely acidic and ,contains, high concentrations of heavy metals.

Characteristics of Wastewater | Wastewater Management
Characteristics of Wastewater | Wastewater Management

Sewage normally ,contains, 99.9 per cent of water and 0.1 per cent of solids. Analytically, the total solids content (S T) of a ,wastewater, is defined as all the matter that remains as residue upon evaporation to 103 to 105°C. Total solids in ,wastewater, exist in three different forms (a) suspended solids (b) colloidal solids and (c) dissolved solids.

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

The mass fraction of the alkaline is higher than 5%, and ,some, are less than 1%. In addition to ,acid, and alkali, ,acid,-alkali ,wastewater, often ,contains acid, salts, alkali salts and other inorganic and organic substances. ,Acid,-alkali ,wastewater, is highly corrosive and needs to be properly treated before it can be discharged.

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

Acid, pickling ,wastewater, (waste ,acid,) refers to a kind of liquid waste produced in the process of steel rolling, metal surface treatment, electronic component manufacturing, etc., which is listed in the national list of hazardous wastes. According to the different ,chemical, composition, ,acid, pickling ,wastewater, (waste ,acid,) can be divided into three types: hydrochloric ,acid,… Read more

Removal of Organic Matter from Wastewater by Activated ...
Removal of Organic Matter from Wastewater by Activated ...

Abstract—,Wastewater, is the by-product of municipal, agricultural and industrial activity. The ,chemical, composition of ,wastewater, reflects the origin from which it came. Removal of organic matter from ,wastewater, is essential so that treated water can meet the acceptable quality standards to avoid the water pollution.

INDUSTRIAL WASTEWATER-TYPES AMOUNTS AND EFFECTS
INDUSTRIAL WASTEWATER-TYPES AMOUNTS AND EFFECTS

together with other ,chemical, products. ,Some, times waste substances include the extraction residues of natural and synthetic solvents, used nutrient solutions, specific poisonous substances, and many other organics. The ,wastewater, produced by the pharmaceutical industry has a very bad quality for ,wastewater, …

Quality of Sewage - Characteristics of Sewage | Chemical ...
Quality of Sewage - Characteristics of Sewage | Chemical ...

Chemical, Characteristics of Sewage (,Wastewater,): Sewage ,contains, both organic and inorganic chemicals in addition to various gases like H 2 S, CO 2, CH 4, and NH 3 etc that are formed due to the decomposition of sewage. The ,chemical, characteristics of ,wastewater, of special concern are pH, DO (dissolved oxygen), oxygen demand, nutrients, and toxic substances.

Characteristics of chemical wastewater-News-Lvyuan chemical
Characteristics of chemical wastewater-News-Lvyuan chemical

In particular, ,some, fine ,chemical wastewater contains, a lot of organic pollutants, which are toxic to microorganisms, such as halogen compounds, nitro compounds, ,some, dispersants or surfactants with bactericidal effect, etc. Inorganic ,chemical wastewater, includes the industry of making basic ,chemical, raw materials of ,acid,, alkali and salt from ...

Textile dye wastewater characteristics and constituents of ...
Textile dye wastewater characteristics and constituents of ...

27/11/2018, · The artificial wastewater consisted of glucose, ethanol, sodium acetate, ammonium chloride, potassium dihydrogen phosphate, dipotassium phosphate, calcium chloride dihydrate, magnesium sulphate heptahydrate, ethylenediaminetetraacetic acid, dye mixture (sumifix black EXA, sumifix navy blue EXF and synozol red K-4B) and 1 ml/l of trace element solution.

Characteristics of chemical wastewater-News-Lvyuan chemical
Characteristics of chemical wastewater-News-Lvyuan chemical

In particular, ,some, fine ,chemical wastewater contains, a lot of organic pollutants, which are toxic to microorganisms, such as halogen compounds, nitro compounds, ,some, dispersants or surfactants with bactericidal effect, etc. Inorganic ,chemical wastewater, includes the industry of making basic ,chemical, raw materials of ,acid,, alkali and salt from ...

Acid whey: Is the waste product an untapped goldmine?
Acid whey: Is the waste product an untapped goldmine?

But ,acid whey contains, significant amounts of lactose, galactose, calcium phosphate, and lactic ,acid,, “all of which potentially have value and uses in the food industry,” says Dean Sommer, a ...

Turning wastewater nutrients into fertilizer
Turning wastewater nutrients into fertilizer

Wastewater contains, large amounts of nitrogen and phosphorus, which are valuable nutrients. NPHarvest is a process developed by Aalto University researchers that allows for the recovery of these ...

12 List of Chemicals Used in Wastewater Treatment Plants ...
12 List of Chemicals Used in Wastewater Treatment Plants ...

The next ,chemical, used in ,wastewater treatment, plant is sodium aluminate. Sodium aluminate is a ,chemical, belongs to inorganic compound. The liquid form of it works well as phosphorus remover. ,Wastewater, often ,contains, phosphorus that is a kind of phosporic calcium able to create hard substance on environment.

Quality of Sewage - Characteristics of Sewage | Chemical ...
Quality of Sewage - Characteristics of Sewage | Chemical ...

Chemical, Characteristics of Sewage (,Wastewater,): Sewage ,contains, both organic and inorganic chemicals in addition to various gases like H 2 S, CO 2, CH 4, and NH 3 etc that are formed due to the decomposition of sewage. The ,chemical, characteristics of ,wastewater, of special concern are pH, DO (dissolved oxygen), oxygen demand, nutrients, and toxic substances.

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