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Acid wastewater is not a toxic substance

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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Acid wastewater is not a toxic substance
Water Treatment - ELITE COIL TUBING SOLUTIONS ARABIA LTD. …
Water Treatment - ELITE COIL TUBING SOLUTIONS ARABIA LTD. …

Designed to extract oil and organic material from produced and ,flowback, water. Utilizes a proprietary flotation and ,coagulation, process. Advanced water ,treatment, technology with a non-chemical approach. Advanced Molecular Oxidation (AMO) AMO technology works to …

Wastewater from hydraulic fracturing in the UK: assessing ...
Wastewater from hydraulic fracturing in the UK: assessing ...

Volumes of ,fluid, returned vary depending on (1) the volume of ,fluid, injected, (2) local geological characteristics that control water retention in the subsurface such as imbibition and extent of fracture network 8 and (3) well length. 9 We collectively define and refer to these fluids as ,flowback, and produced water (FP water), after Nicot et al ...

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, ...

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

EVALUATING CHEMICAL AND ELECTROCOAGULATION FOR THE ...
EVALUATING CHEMICAL AND ELECTROCOAGULATION FOR THE ...

Coagulation, as ,Treatment, Process ... operation uses 60,000 gallons ,of fracturing fluid, and 100,000 lb of propping agent; ... “,flowback, water”) [8]. During the production phase, water flows to the surface that was previously contained in the formation and only is released during oil and natural gas

Water Quality Treatment - Produced Water & Flowback
Water Quality Treatment - Produced Water & Flowback

Future Work • Collect water samples for chemical treatability study • 5 days, 10 days, 20 days • Frac ,Fluid, l and Frac ,Fluid, ll • Use same chemical ,treatment, process • Repeat ,flowback, study • Time intervals to be determined • Treat samples with various coagulants and processes (i.e. Alum, Ferric Chloride, 2 stage ,treatment,) • Measure change in dose-repose over the first month ...

Utilizing New Technologies for Treating Frac Flowback and ...
Utilizing New Technologies for Treating Frac Flowback and ...

Early ,flowback, typically has higher concentrations of aluminum, solids, and total organic carbon (TOC) as it is influenced mostly by the makeup of the ,fracturing fluid,. At some point around the 15-day mark, a transition in water quality begins. The formation water seems to have a greater influence on water quality than does the ,fracturing fluid,.

EVALUATING CHEMICAL AND ELECTROCOAGULATION FOR THE ...
EVALUATING CHEMICAL AND ELECTROCOAGULATION FOR THE ...

Coagulation, as ,Treatment, Process ... operation uses 60,000 gallons ,of fracturing fluid, and 100,000 lb of propping agent; ... “,flowback, water”) [8]. During the production phase, water flows to the surface that was previously contained in the formation and only is released during oil and natural gas

Chemical-Free Water Treatment
Chemical-Free Water Treatment

Introduction. ,Fracturing, of gas wells releases natural gases and wastewater ,fluid, that is recovered as ,flowback, water – wastewater that traditionally requires ,treatment, to be cleaned before it is discharged into the surrounding environment.

Utilizing New Technologies for Treating Frac Flowback and ...
Utilizing New Technologies for Treating Frac Flowback and ...

Early ,flowback, typically has higher concentrations of aluminum, solids, and total organic carbon (TOC) as it is influenced mostly by the makeup of the ,fracturing fluid,. At some point around the 15-day mark, a transition in water quality begins. The formation water seems to have a greater influence on water quality than does the ,fracturing fluid,.

Sustainable Management of Flowback Water during Hydraulic ...
Sustainable Management of Flowback Water during Hydraulic ...

The collected AMD samples appear, based on their chemistry, to be compatible for mixing with ,flowback, water and re-use as ,fracturing fluid,. A Project Advisory Committee consisting of seven industry partners and government agencies was formed to help determine the most advantageous solution to the problem of produced water ,treatment, and disposal in Pennsylvania.

Flowback and Produced Water Treatment Method - HEP ...
Flowback and Produced Water Treatment Method - HEP ...

A method of treating ,flowback, and produced water, comprising: mixing ,treatment, chemicals with ,flowback, and produced water to produce a ,fluid, mixture; transferring the ,fluid, mixture to a weir tank comprising a first end, a second end, an internal chamber, and a plurality of baffles positioned within the internal chamber, the plurality of baffles arranged to induce turbulent flow of the ,fluid, ...

Sustainable Management of Flowback Water during Hydraulic ...
Sustainable Management of Flowback Water during Hydraulic ...

The collected AMD samples appear, based on their chemistry, to be compatible for mixing with ,flowback, water and re-use as ,fracturing fluid,. A Project Advisory Committee consisting of seven industry partners and government agencies was formed to help determine the most advantageous solution to the problem of produced water ,treatment, and disposal in Pennsylvania.

Fracturing flowback fluids from shale gas wells in western ...
Fracturing flowback fluids from shale gas wells in western ...

1/4/2021, · The total water consumption of a single horizontal shale gas well with hydraulic fracturing in the United States typically ranges from 7,600 m 3 to 19,000 m 3, and the flowback ratio, (100 x, flow,back fluid, volume/fracturing fluid volume) in the first month after well-opening is generally 15%∼80% ( Rahm, 2011 ).

Reasons for the low flowback rates of fracturing fluids in ...
Reasons for the low flowback rates of fracturing fluids in ...

1/2/2018, · Gas production rate. Fracturing is a conventional method applied to volumetrically stimulate a shale reservoir which is tight and highly heterogeneous. However, it delivers a low flowback rate – generally, 10–60%, [1], [2], [3], while a large amount of fracturing fluid is …

Chemical-Free Water Treatment
Chemical-Free Water Treatment

Introduction. ,Fracturing, of gas wells releases natural gases and wastewater ,fluid, that is recovered as ,flowback, water – wastewater that traditionally requires ,treatment, to be cleaned before it is discharged into the surrounding environment.

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

Water Treatment - ELITE COIL TUBING SOLUTIONS ARABIA LTD. …
Water Treatment - ELITE COIL TUBING SOLUTIONS ARABIA LTD. …

Designed to extract oil and organic material from produced and ,flowback, water. Utilizes a proprietary flotation and ,coagulation, process. Advanced water ,treatment, technology with a non-chemical approach. Advanced Molecular Oxidation (AMO) AMO technology works to …

Hydraulic Fracturing Water Recycle through Optimal ...
Hydraulic Fracturing Water Recycle through Optimal ...

and lakes. Table 1 lists different types ,of fracturing fluid, additives and their main components. A single well hydro fracture may require one to five million gallons ,of fracturing fluid,. After hydraulic ,fracturing,, about 10- 40 percent of hydro fracture water will return to the surface as ,flow back, water.

Zero Flowback Rate of Hydraulic Fracturing Fluid in Shale ...
Zero Flowback Rate of Hydraulic Fracturing Fluid in Shale ...

A high flowback rate of hydraulic fracturing fluid (HFF) yi,elds a high gas production rate in a tight sand gas reservoir., This idea is well followed when it …

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