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Dye wastewater precipitation under pH and acid conditions

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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Dye wastewater precipitation under pH and acid conditions
Study on Determination of Boron Content in Fracturing Flow ...
Study on Determination of Boron Content in Fracturing Flow ...

Download Citation | On Jun 14, 2018, Jia-jia DU and others published Study on Determination of ,Boron, Content ,in Fracturing Flow-back Fluid, by Titration | Find, read and cite all the research you ...

Elite Energy Services - Frac & Flowback
Elite Energy Services - Frac & Flowback

The ever evolving world of frack ,fluid, delivery systems and the tightening grip of economy impacts on pressure pumping, Elite Energy offers Frac & ,Flowback, Solutions for ,Oilfield, Service Providers, ... Getting fluids linear and downhole efficiently and effectively is the name of the game during ,fracturing, operations. At the wellhead, ...

A Comparison of Methods for Boron Removal From Flowback ...
A Comparison of Methods for Boron Removal From Flowback ...

Of the various contaminants, boron is especially worrisome because of its use as a, crosslinker, in the hydraulic fracturing process. The presence of boron poses the threat of prematurely crosslinking the polymer and upsetting the delayed rheology desired in the gel formulation.

Treatment and recycling of acidic fracturing flowback fluid
Treatment and recycling of acidic fracturing flowback fluid

Acidic ,fracturing flowback fluid, (AFFF) has the characteristics of low pH value, high chemical oxygen demand (COD), high corrosiveness and complex components. Surface discharge without treatment may contaminate the environment. However, wastewater treatment after centralized transportation has poten …

Study on Determination of Boron Content in Fracturing Flow ...
Study on Determination of Boron Content in Fracturing Flow ...

fracturing fluid,, the residual ,boron, has an impact on the cross-linking. Therefore, it is important to determine the ,boron, content accurately in the ,fracturing flow-back fluid,, which is of great significance for the selection of the treatment process and the reduction of the treatment cost [6, 7]. The acid ...

Oilfield Water Management: The Oil And Gas Industry's Holy ...
Oilfield Water Management: The Oil And Gas Industry's Holy ...

FMC's Pure Energy owns a fleet of a little more than 200 ,fracturing flowback, and wireline trucks located in all of the major tight oil and gas basins in the United States and Canada that we ...

Hydraulic fracturing - Petroleum Engineering
Hydraulic fracturing - Petroleum Engineering

This ,fluid, is known as both ",flowback," and "produced water" and may contain the injected chemicals plus naturally occurring materials such as brines, metals, radionuclides, and hydrocarbons. The ,flowback, and produced water is typically stored on site in tanks or pits before treatment, disposal or recycling.

Boron removal from hydraulic fracturing wastewater by ...
Boron removal from hydraulic fracturing wastewater by ...

1/12/2017, · Although both natural and anthropogenic sources contribute to, subsurface boron,, its high concentration in, flowback, water probably arises from borate based cross-linkers added (along with Guar gum) as viscosifiers to the, frac-fluid, (Elsner and Hoelzer, 2016, Vidic et al., 2013).

Treatment of oilfield fracturing flow-back fluid by ClO_2 ...
Treatment of oilfield fracturing flow-back fluid by ClO_2 ...

Oilfield fracturing flow-back fluid, was treated by Cl O2 catalytic oxidation process. Under the conditions of Cl O2 dosage 15m L·L- 1, concentration of 20%, oxidation reaction time 20 min and initial wastewater COD was 1883.7mg·L- 1, the COD removal rate was 78.1%. In order to achieve the ideal treatment effect, a certain amount of the composite metal catalyst was added into the ,flow-back, ...

Boron removal from hydraulic fracturing wastewater by ...
Boron removal from hydraulic fracturing wastewater by ...

Boron removal from hydraulic fracturing wastewater by aluminum and iron coagulation: Mechanisms and limitations. One promising water management strategy during hydraulic, fracturing, is treatment and reuse of flowback/produced water.

Flow Through Porous Media | Interface Fluidics
Flow Through Porous Media | Interface Fluidics

Flowback Fracturing Fluid, Optimization. Make better cost-saving completions decisions that help increase hydrocarbon recovery and reduce ,fracturing fluid, costs. Interface’s ,flowback, fluids screening enables you to optimize your ,fracturing, fluids spend and avoid ,fluid, dosing and combinations that can damage your reservoir.

Can Produced Or Flowback Water Be Reused As Fracturing Fluid?
Can Produced Or Flowback Water Be Reused As Fracturing Fluid?

At the time of writing, several ,fluid, tests and permeability regain analysis have been performed successfully using produced water. The system should address many of the issues that multizone ,fracturing, has presented and eventually could result in: Availability at the well site of a produced or ,flowback, water treatment system for reuse;

Flow Through Porous Media | Interface Fluidics
Flow Through Porous Media | Interface Fluidics

Flowback Fracturing Fluid, Optimization. Make better cost-saving completions decisions that help increase hydrocarbon recovery and reduce ,fracturing fluid, costs. Interface’s ,flowback, fluids screening enables you to optimize your ,fracturing, fluids spend and avoid ,fluid, dosing and combinations that can damage your reservoir.

LPG Fracturing Technology and Its Application - ZORANOC ...
LPG Fracturing Technology and Its Application - ZORANOC ...

In the ,fracturing fluid flowback, stage, first with nitrogen to clean up the ground line, then put spray ,fracturing fluid flowback,. Due to the absorption pressure drop and heat reservoirs, LPG vaporization after ,fracturing fluid, gel breaking, no pumping device, using its own expansion of the pipeline will be able to return to the ground.

Review of Treatment Methods for Fracturing Flowback Fluid ...
Review of Treatment Methods for Fracturing Flowback Fluid ...

The technology can not only solve the problems that the passivation of process and the plugged equipment in the treatment of ,fracturing fluid flowback fluid, by traditional micro electrolysis, but also can better promote the reaction from the reaction kinetics with the help of Coupling application about cavitation and impinging stream technology, so as to realize the purpose of improving the reaction rate …

Oil and Gas Flowback Operations: Releasing a Killer - EHS ...
Oil and Gas Flowback Operations: Releasing a Killer - EHS ...

“,Flowback,,” in the oil and gas industry, refers to process fluids that are collected at the surface after hydraulic ,fracturing, operations are completed. The fluids contain both the hydraulic ,fracturing, fluids, and volatile hydrocarbons.

Boron removal from hydraulic fracturing wastewater by ...
Boron removal from hydraulic fracturing wastewater by ...

This manuscript targets turbidity along with one of the additives; borate-based cross-linkers used to adjust the rheological characteristics of the, frac-fluid., Alum and ferric chloride were evaluated as coagulants for clarification and, boron, removal from saline, flowback water, obtained from a well in the Eagle Ford shale.

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