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Experiment of fracturing flowback fluid technology

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Experiment of fracturing flowback fluid technology
Engineering criteria for fracture flowback procedures ...
Engineering criteria for fracture flowback procedures ...

This paper describes the laboratory and field development of thermoplastic film materials used to reduce proppant ,flowback, that can occur after ,fracturing, treatments. The paper provides a summary of ,flowback, mechanism theories and laboratory tests comparing ,flowback, tendency for various types of treating procedures and materials.

Research and Application of an Environmental-Friendly Low ...
Research and Application of an Environmental-Friendly Low ...

Refer to China’s oil and gas industry standard SY/T5107-2005 “Water-based ,fracturing fluid, performance evaluation method”, select the instrument JHJZ-I high temperature and high pressure dynamic drag reduction evaluation system drag reduction ,rate, tester to test the drag reduction ,rate, in 3% chlorination The reduction ,rate, of 0.1% CQFR slick water ,fracturing fluid, was tested in sodium ...

Experimental Study of Fracturing Fluid Retention in Rough ...
Experimental Study of Fracturing Fluid Retention in Rough ...

However, field data show that the flowback rate of the fracturing fluid after fracturing is generally no higher than 30% . For conventional reservoir hydraulic fracturing, the flowback rate should be higher to reduce the damage caused by the external fluids to the reservoir [2–4].

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 …

Choosing The Correct Flow Meters For Hydraulic Fracturing
Choosing The Correct Flow Meters For Hydraulic Fracturing

Flowback, - Since ,flowback, is initiated by pumping frac ,fluid, into the well, it already contains proppant, which by definition is a suspended solid in the ,fluid,. Furthermore, after injecting frac ,fluid, into the rock layer through the well, the ,fluid, is combined with produced water …

Determination of Cations in Hydraylic Fracturing Flowback ...
Determination of Cations in Hydraylic Fracturing Flowback ...

determination of anions in fracking flowback wastewater.7 The low flow rate of capillary IC systems (10–30 µL/min) allows these systems to be left on and always ready for analysis. As a result, less equilibration and calibration are required, in addition to low eluent consumption and waste generation (14–43 mL/d). With the increased mass

(398b) Fracturing Fluid Retention and its Effect on Fluid ...
(398b) Fracturing Fluid Retention and its Effect on Fluid ...

However, ,low, recovery ,of fracturing fluid, results in much chemical residual in microfractures, which is closely related to relative permeability near fracture, ,flowback of fracturing fluid,, production ,rate,, etc. Our work is to investigate the effect ,of fracturing fluid, residual on oil and water flux. 2. …

Fracturing Fluid Components - IntechOpen
Fracturing Fluid Components - IntechOpen

They are added to reduce the friction generated as the ,fluid, is pumped down the well tubulars. FR’s are typically added to the frac ,fluid, at a concentration of 0.25 to 2 gal/1000 gal. Figure 1 shows a comparison of the friction when pumping water, FR “Slickwater” and Guar “Waterfrac”.

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

Natural Gas Industry B (2018-02-01) . Reasons for the low ,flowback, rates of ,fracturing, fluids in marine shale

Flowback Stimulation of Frac Fluid in Tight Oil Reservoirs ...
Flowback Stimulation of Frac Fluid in Tight Oil Reservoirs ...

Fracturing fluid after the supercritical water condition flows much quicker and smoothly than that after the regular hydraulic fracturing, and the ultimate flow back factor of the fracturing fluid is, 63% after the supercritical water hydraulic fracturing, compared with that of 49% after the regular hydraulic fracturing.

Fracturing fluids and additives - PetroWiki
Fracturing fluids and additives - PetroWiki

16/4/2020, · If too much fluid leaks off, the fluid has a low efficiency, (10 to 20%),, and the created fracture volume will be only a small fraction of the total volume injected. However, if the fluid efficiency is too high (80 to 90%), the fracture will not close rapidly after the treatment.

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

Natural Gas Industry B (2018-02-01) . Reasons for the ,low flowback, rates ,of fracturing, fluids in marine shale

Implementation of Low-Residue Polysaccharide Fracturing ...
Implementation of Low-Residue Polysaccharide Fracturing ...

Guar-based ,fluid fracturing, systems comprise 25% of this study with an average ,flowback, time of 231 hours with 30% (at most) ,fluid, recovery. On the contrary, 75% of the treatments used a ,low,-residue polysaccharide-based system, which required an average of 110 hours of ,flowback, time, while only 10% of the volume was recovered to deliver to production facilities because of the lack of water percentage.

Hydraulic fracturing - Wikipedia
Hydraulic fracturing - Wikipedia

During the process, ,fracturing fluid, leakoff (loss ,of fracturing fluid, from the fracture channel into the surrounding permeable rock) occurs. If not controlled, it can exceed 70% of the injected volume. This may result in formation matrix damage, adverse formation ,fluid, interaction, and altered fracture geometry, thereby decreasing efficiency.

Case Study:Development of a Low Permeability Low Pressure ...
Case Study:Development of a Low Permeability Low Pressure ...

With multistage gas lift valves installed at different locations on the fracturing pipestring, continuous flowback of the fracturing fluid can be realized, improving the flowback rate and efficiency. Resin coated sands are tailed in to effectively contol the the flowback of proppants after fracturing without any effects on fracturing stimulation results.

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

Based on the experimental and field data, fracturing fluid flowback rates and gas production rates of, 9 wells, were analyzed. It is indicated that the same block follows an overall trend, namely, the lower the flowback rates, the more developed the micro fractures, the better the volume simulation effect and the higher the gas production rates.

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

Comparing to the original fracturing fluid whose density was 1.30 g/cc, the density of the flowback fluid decreased with time, indicating the loss of weighting agent into the formation. When the flowback fluid is reused, additional weighting agent might be needed depending on the fracturing job; however, the dosage can be less than the case using the fresh water.

CN103881688A - Low-injury clean fracturing fluid of ...
CN103881688A - Low-injury clean fracturing fluid of ...

The ,low,-injury clean ,fracturing fluid, of the oilfield oil well has the advantages that the ,fracturing fluid, can thoroughly perform gel breaking, ,flowback rate, is high, the problems that gel breaking is not thorough and crack pore channels are blocked by residues after gel of the ,fracturing fluid, is broken in a stratum in the oil layer ,fracturing, improvement process can be solved, injury of the ...

Water Management for Hydraulic Fracturing in ...
Water Management for Hydraulic Fracturing in ...

Load recovery can be as low as 10%, or as high as 60%. HF flowback fluid contains a combination of produced water, HF fluids, hydrocarbon liquids, and dissolved minerals from contact of the injected fluids with the reservoir rock, proppant, and solids from the reservoir, and …

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

Download Citation | Reasons for the ,low flowback, rates ,of fracturing, fluids in marine shale | In this paper, marine shale cores taken from Zhaotong, Changning and Weiyuan Blocks in South China ...

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