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A certain acid wastewater contains cro7

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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A certain acid wastewater contains cro7
Petropedia - What is Flowback? - Definition from Petropedia
Petropedia - What is Flowback? - Definition from Petropedia

The recovery volume from ,flowback, is approximately 20-40 percent after injecting into the well for hydraulic ,fracturing,. ,Petropedia, explains ,Flowback, When horizontal drilling and hydraulic ,fracturing, were in their infancy, ,flowback, testing was performed to clean the wellbore and its nearby reservoir rock areas by attempting to produce back as much of the ,treatment fluid, as possible.

The First Set of O&G Fracking Flowback Water Treatment ...
The First Set of O&G Fracking Flowback Water Treatment ...

During ,treatment,, by utilizing conventional flocculation, sedimentation & fine processing ,technology, and Haimo Technoogies' proprietary pre-,treatment, & final-,treatment,, resulting in 15 minutes of fast sedimentation and 5 minutes of fine processing, and the treated water's quality meets the standard to mix for new batch of ,fracturing fluid,. 1 ...

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

20/1/2021, · 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 potential safety risks and requires high costs.

Application of Advanced Oxidation Technology in Deep ...
Application of Advanced Oxidation Technology in Deep ...

Good effects have been proved by advanced oxidation technology in deeply treating the refractory organic pollutants in oilfield fracturing fluid flowback.Based on the principles of treating oilfield fracturing fluid flowback by advanced oxidation technology,several technologies such as chemical oxidation,photocatalytic oxidation,electrocatalytic oxidation,Fenton oxidation,wet air …

CN101805090A - Process for treating fracturing flow-back ...
CN101805090A - Process for treating fracturing flow-back ...

The invention discloses a process for treating the ,fracturing flow-back fluid, of an oil well. The process combines a microbial hydrolysis ,technology,, an electric flocculation ,technology, and a suspended sludge filtration ,technology,, enables the treated ,fracturing flow-back fluid, of an ,oil field, to directly reach an A3 reinjection standard, can meet the reinjection requirement and solves the ...

Study on Fluid-Rock Interaction and Reuse of Flowback ...
Study on Fluid-Rock Interaction and Reuse of Flowback ...

Hydraulic ,fracturing, requires a large volume of fresh water, which is difficult and expensive to obtain in the desert area such as Tarim Basin. Currently, ,flowback fluid, is typically transported to the sewage ,treatment, plant and then discharged after reaching environmental requirements; however, this is not only costly, but also a waste of water resource.

FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...
FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...

In certain embodiments, an ,oilfield treatment fluid, includes a matrix acidizing ,fluid,, a wellbore cleanup ,fluid,, a pickling ,fluid,, viscosified ,fracturing fluid,, a near wellbore damage cleanup ,fluid,, a surfactant ,treatment fluid,, an unviscosified fracture ,fluid, (e.g. slick water fracture ,fluid,), and/or any other ,fluid, consistent with the fluids otherwise described herein.

Hydro Fracturing Gets 'Green Tech' Treatment
Hydro Fracturing Gets 'Green Tech' Treatment

Somewhere between 8 percent to as much as 40 percent of ,fluid, volume used in ,fracturing, flows back during subsequent clean-up operations. Halliburton’s CleanWave mobile units treat ,flowback, and produced water at rates up to 26,000 barrels per day. “Treating 20 barrels a …

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, ...

Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...
Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...

As boron compounds are extremely difficult to be removed during ,flowback fluid treatment,, proven ,treatment, methods alone cannot make the treated water reusable in making new frac fluids. ,Technology, and processes were developed to manage four key factors that affect the performance of guar frac ,fluid, configured with treated ,flowback fluid,: a) Metal ions, b) Bacteria, c) Breaking agent, d ...

Processing and Recycling of Waste Flowback Fracturing ...
Processing and Recycling of Waste Flowback Fracturing ...

Hydraulic ,fracturing, is extensively used in the petroleum industry to enhance well productivity. However, the discharge of ,flowback fracturing, fluids after ,fracturing, brings out significant environmental challenges. ,Flowback, fluids usually contain p

Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...
Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...

Successful ,Treatment, and Reuse of ,Flowback, Guar Frac-,Fluid, in Ordos Basin and Associated Cost Savings to Operators By N. Li, Z. Zheng, P. Guo, X. Hao, B. Chen and Y. Ren; Publisher: European Association of Geoscientists & Engineers Source: Conference Proceedings, 11th International Petroleum ,Technology, Conference, Mar 2019, Volume 2019, p.1 - 15

Petropedia - What is Flowback? - Definition from Petropedia
Petropedia - What is Flowback? - Definition from Petropedia

The recovery volume from ,flowback, is approximately 20-40 percent after injecting into the well for hydraulic ,fracturing,. ,Petropedia, explains ,Flowback, When horizontal drilling and hydraulic ,fracturing, were in their infancy, ,flowback, testing was performed to clean the wellbore and its nearby reservoir rock areas by attempting to produce back as much of the ,treatment fluid, as possible.

Biologically active filtration for fracturing flowback and ...
Biologically active filtration for fracturing flowback and ...

1/8/2017, · Limited research has been conducted to evaluate the effectiveness of this process for treatment of oilfield produced or fracturing flowback waters , , , . In attached-growth processes, the microorganisms are attached to a medium that serves as a surface on which the biomass is grown and retained (i.e., biofilm).

FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...
FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...

In certain embodiments, an ,oilfield treatment fluid, includes a matrix acidizing ,fluid,, a wellbore cleanup ,fluid,, a pickling ,fluid,, viscosified ,fracturing fluid,, a near wellbore damage cleanup ,fluid,, a surfactant ,treatment fluid,, an unviscosified fracture ,fluid, (e.g. slick water fracture ,fluid,), and/or any other ,fluid, consistent with the fluids otherwise described herein.

Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...
Successful Treatment and Reuse of Flowback Guar Frac-Fluid ...

As boron compounds are extremely difficult to be removed during ,flowback fluid treatment,, proven ,treatment, methods alone cannot make the treated water reusable in making new frac fluids. ,Technology, and processes were developed to manage four key factors that affect the performance of guar frac ,fluid, configured with treated ,flowback fluid,: a) Metal ions, b) Bacteria, c) Breaking agent, d ...

Researchand application of recycling treatment technology ...
Researchand application of recycling treatment technology ...

Researchand application of recycling ,treatment technology, for shale gas ,fracturing flowback fluid,:A case study: Yang Zhigang, Wei Yanlin, Lü Lei, Zhang Shuxia, Wang Zimin: Research Institute of Shaanxi Yanchang Petroleum 〈Group〉 Co., Ltd., Xi'an, Shaanxi 710075, China

The First Set of O&G Fracking Flowback Water Treatment ...
The First Set of O&G Fracking Flowback Water Treatment ...

During ,treatment,, by utilizing conventional flocculation, sedimentation & fine processing ,technology, and Haimo Technoogies' proprietary pre-,treatment, & final-,treatment,, resulting in 15 minutes of fast sedimentation and 5 minutes of fine processing, and the treated water's quality meets the standard to mix for new batch of ,fracturing fluid,. 1 ...

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