fracture

Multilayer fracturing technology is usually used to stimulate vertically stacked tight formations.

The fracturing job was one of the effective way to improve hydrocarbon reservoir's permeability and raise oil and gas well's production.

It shows that this study is quite significant to the design of fracturing treatment and construction program.

These models are applicable especially for the case of great fluctuation in oil production of a well before fracturing.

Field test shows that this technique has obviously improved fracturing fluid backflow and management efficiency.

A multiparameter model of calculating the filtration rate of fracturing fluid in dual porosity media is set up in the paper.

It has been proved that this technology is safe and efficient in horizontal well fracturing.

Generally sandstone reservoirs were not acidized at risks, hydraulic fracturing was used for greatly enhancing productivity.

He had just hit her over the head with the blunt end of an axe, fracturing her skull in three places.

The effectiveness of acid fracturing is generally evaluated by the efficient length of fracture and the residual conductivity.

Hydraulic fracturing technology is one of economic and effective means to enhance the low permeability reservoir production.

The hydraulic fracturing is one of the important stimulation techniques for low permeable reservoir.

In dolomite reservoir, the acidizing fluid leak off is one of the key factors for the acid fracturing effects.

The experimental data in Daqing Oil Field were given to make the point of significance of studying cleaning fracturing fluid.

That's because when you "crack, " as hydraulic fracturing is called, you pump millions of gallons of fluids underground.

Re-fracturing is one of effective approaches to enhance the production of the stripper fractured wells.

Acid fracturing is one of the conventional and the effective method to stimulate in carbonate formations.

If this stress causes bridges crossing the Mississippi River to be fracturing and pulling apart, it obviously will affect fragile caverns.

However, both full and empty bottles are theoretically capable of fracturing the human neurocranium.

Reforming to water sensitive reservoir, oil or alcoholic base fracturing fluid is only used generally.

The fracturing of the pressure compartments in sedimentary basins may not be caused completely by natural hydraulic fracturing.

And clean fracturing fluid is of low pollution, strong clay expansion inhibition ability and relatively strong sand-carrying ability.

Theoretical result shows that even in a very low admixture injection pressure, fracturing will occur in surrounding soil.

Hydrochloric acid is a preferable treatment agent to decompose fracturing fluid residues with a high dissolving capacity and low prices.

However, it produces the fracturing liquid in fracturing, which has become one of the current oil field water pollution sources.

Established the primary theory framework of comprehensive evaluation technology in reservoirs fracturing reconstruction.

However, some technical difficulties and problems in selective fracturing and separate-layer fracturing still need to be solved.

Acid fracturing is an important treatment for the stimulation of the carbonate reservoir.

Field applications show that sand fracturing operations were successful , stimulation results were significant after fracturing.

This may occur due to a fracturing of your civilization due to the massive loss of lives in the times of cleansing ahead.

The horse reared and I slid down his back to the ground, fracturing certain small bones.

For a type of modified guar gum being used in acidic and CO2-foam fracturing, its main properties is evaluated in this paper.

Hydraulic fracturing is an important stimulation technique for low permeability reservoir.

In essence, one's dream is as fractured as the DNA, and fracturing creates either non-change or radical shifts, and little in-between.

The Missouri River and its tributaries have cut deep paths through underlying sandstone and shale, fracturing the open country.

Fracture reconstruction faced problems, including difficult demulsification of fracturing fluid, low backflow rate and poor effect.

Acid fracturing is an important stimulation treatment of carbonate reservoir, which has been widely used both at home and abroad.

The maximum treating pressure is determined to avoid fracturing the formation or damaging completion components.

Compound technique of perforating can effectively control perforating direction and fracturing expansion.

Besides, the mechanism and geologic setting of fluid diapir are analyzed, on the basis of the theory of fluid fracturing.

The process used to extract the natural gas, called hydraulic fracturing, or "racking, " starts with large quantities of water.

The characteristics of the fracturing parameters of the mix components is studied with the aid of the kinetics model of batch grinding.

Rugged design enables accurate pressure measurements on cementing, acidizing, fracturing, and choke manifolds.

To choice wells for fracturing, the wells with greater effective permeability and effective thickness should be targeted.

Meanwhile, the existing techniques should be improved and the combined techniques of acidizing and fracturing should be developed.

The seam pressure releasing with the directional hydraulic fracturing could prevent and control the mine pressure bumping occurred.

The conclusions drawn above provide valuable guidance to the design of hydraulic fracturing treatment and oil engineering practice.

Case study shows the way can be used to effectively forecast the fracture height of hydraulic fracturing.

The theory reveals the relationship between the fracturing process of rock debris and the distribution of products more thoroughly.

The thickeners are the main additives of water-based fracturing fluids, whose ability seriously affect the effect of fracturing treatment.

Hydraulic fracturing has become a common and quite effective well stimulation technology to explore and develop low permeability reservoirs.

The conclusions reached provide valuable guidance to the designers of hydraulic fracturing treatment and engineers of oil fields.

Hydraulic fracturing is an important measure for increasing the output of oil-gas field and augmenting injection of water-injection well.

After field experiment and application, the string shows reliable performance, which can meet the staged fracturing requirement.

The fracturing parameter characteristics of binary mixture components were studied with the aid of batch grinding kinetic model.

On Monday, Halliburton reported record revenue and operating income, driven by surging demand for its hydraulic fracturing services.

Acid fracturing is an important stimulation technique for carbonate formation.

Laboratory tests were performed to investigate the effects of soil thixotropy, soil fracturing, and cement penetration in soft Ariake clays.

Pertaining to strata that are relatively ductile and tend to flow under stress rather than deform by brittle faulting or fracturing.

But as they join the web using different languages, how do we stop the internet from fracturing along language lines?

The research results are important for surrounding rock fracturing mode of deep mine roadway and the corresponding stability reinforcement.

To the extent that fracturing is occurring in the plate, as occurs for Haiti, fracturing can be expected.

Put forward a new method applying conventional ground fracturing construction pressure to get coal bed rock mechanical parameters.

What does the Hydrogen Fracturing Process (HFP) really do for the system?

With these fracturing techniques and laboratory and logging technologies available, shale gas development will be even more promising.

It is concluded in this paper that the perforation will effectively influence and control the multi fractures during hydraulic fracturing.

the coal reservoirs of low penetrability should adopt mainly the fracturing crafts that big displacement, middling-high sand ratio.

And the result shows the relationship between the pressure of hydraulic fracturing and minimum principle stress.

The new diamond cutter for fracturing rock consists of pregnant layers containing diamond and pure metal matrix layers alternately.

Hydraulic fracturing is the dominant stimulation technology in low permeability reservoir.

The field experiment results show the acid-fracturing techniques with viscosified acid achieve satisfactory production-increasing results.

The fracturing fluid for low permeability reservoirs shall be aimed at reducing filter loss and damage.

The diverting agent can be dissolved in water or fracturing , has an excellent salt-tolerant.

The fracture morphology show that obvious plastic deformation occurred in UIT-treated alloys before fracturing.

Optimization of the fracturing effect of increased development and economic benefits.

The results show that the new fracturing string can achieve fracturing process design requirements.

The onslaught of cellphone calls and email and instant messages is fracturing attention spans and hurting productivity.

It is necessary to predict hydraulic fracture height for providing pumping pressure increment and fracturing pressure reference value.

According to the present case of fracturing & acidification and the use of its equipment, a new acidizing manifold truck is designed.

The fracture created in reservoirs by hydraulic fracturing will propagate in three directions of length, width and height.

Therefore, CNOOC's proposed drilling fracturing with reasonable sanding recovery method.

This tongue is not stable and much fracturing of rock will occur during the turmoil in the area.

Shear fracturing effect is attributed to the fact that melt is atomized.

In out world, the fracturing fluids applied in the coalbed methane include water, gel, boron cross-linked gel and foam fracturing fluid.

The primary fluid used in hydraulic fracturing operations.

Reservoir stimulation by fracturing can improve their development result and control decline.

The scope in which compression and elastic rebound occur after tight roof fracturing is the vibrating source of rock burst.

The pressure decline analysis and evaluating techniques for acid fracturing wells develop quite slowly.

The fracturing liquid seriously affected the environmental protection and the balance of gathering process.

High energy gas fracturing (HEG) technique is an oil enhanced technique that was developed recently.

Power law mode and H-B mode are adopted to analyze the effect of different modes on the flow of foam fracturing fluid.

Infiltration theory of hydraulic fracturing is presented.

Mohr Coulomb fracturing criterion is modified while under ground pressure is taken into consideration.

And horizontal wells often require fracturing several hydraulic fractures to increase oil and gas flow channel.

It could monitor the whole process of stress fracturing material and detect correlative technological parameters well and truly.

This paper present the results of great scale hydraulic fracturing simulant experiment to be made in the large-scale two-way compressor.

According to well test theory of the fracturing, the paper has discussed the influence of factual well test data on geologic effect.

The action mechanism of chemical solution and water pressure on limestone's fracturing behavior is analyzed.

In France, authorities recently banned hydraulic fracturing.

By using dual packer technique, separate-layer fracturing has been run smoothly, with matching instrument, pipe string design, sand . . .

By using dual packer technique, separate-layer fracturing has been run smoothly, with matching instrument, pipe string design, sand . . .

This paper adopts small-size indoor experiment of hydraulic fracturing to measure the coefficient of water-resisting of coal seam floor.

The fracturing process of the granitic sample was monitored in near-source using MEMS sensor and the suited technology.

The fracturing of condensate reservoir which contains water is An important and complicated item nowadays.

The biggest surprise is the fracturing of the Shia political establishment.

Spikelets with one floret; rachis fracturing below each spikelet.

Research on multiple fracturing technology in cooperation with Halliburton Co. Ltd.

First, magma chambers encased in hard rock deep in the Earth release gases, fracturing the reservoir walls and opening up small cracks.

Supply has soared in the United States because of increased production from hydraulic fracturing, but demand cannot change rapidly.

The research on rheological properties of CO2 foam fracturing fluid has wide engineering applications and important academic value.

The research on rheological properties of CO2 foam fracturing fluid has wide engineering applications and important academic value.

Theoretical analysis was employed to analyze the fracturing phenomenon.

Negative suction is the commonly used technique for fracturing fluid preparation.

Fears also are rising about the possibility of the country fracturing should Col. Gadhafi step down or be forced from power.

In multi-layer and zonal fracturing, it is easy to break the production formation if the distance between pay zones is small.

Carbonate reservoirs of the type of acid fracturing a general reference value.

The conclusions can provide references for the field performance of hydrau- perforating and fracturing.

The value of the minimum stress is one of the most important parameters in hydraulic fracturing.

Although natural deliverability is low, incremental range will be great after fracturing.

The development of this compound technique of perforating in fracturing blasting of coal seam showed a very promising applicable future.

The development of this compound technique of perforating in fracturing blasting of coal seam showed a very promising applicable future.

It is proved that the risk of hydraulic fracturing with high-head water injection tests in the low permeable dam is larger.

The acid fracturing chief target is to form acid corrosion fractures with high fracture capacity.

Barton has been sidelined since fracturing a foot in January, but is scheduled to resume training with the first-team squad tomorrow.

The fracturing pressure of "Z41" well has been calculated by the established model using rock mechanics parameters from logging data.

A multistage cement job is used to avoid fracturing the formation when cementing long casing strings.

Also, the research offers a qualitative reference for the problem of hydraulic fracturing.

In reality, however, the mode of fracturing is combined with compression and shearing, as observed in many rock engineerings.

But hydraulic fracturing can also produce debate and anger over the risk of groundwater pollution.

Instead, the leg buckled, fracturing his knee and causing cartilage and ligament damage.

Instead, the leg buckled, fracturing his knee and causing cartilage and ligament damage.

A fracturing of the euro could drag down the global economy.

Putin is obsessed with unity and avoiding the dangers of splintering and fracturing in politics.

Fracturing has resulted in an increase in sandstone porosity and permeability and enhanced the development of secondary pores.

In the course of fracturing construction, stand or fall of fracturing fluid has become the key factor of construction measure .

The selection of wells or layers for fracturing is an intricate task.

According to the principle of hydraulic fracturing, a detailed analysis of forming mechanism of multiple-fractures is given.

Shale is natural gas trapped in rock, and removed by hydraulic fracturing techniques.

At the same time, fracturing fluid cost was obviously reduced and good field application effect had been taken.

Analysis of the moon's surface suggests plumes of warmer water well up beneath its icy shell, melting and fracturing the outer layers.

Analysis of the moon's surface suggests plumes of warmer water well up beneath its icy shell, melting and fracturing the outer layers.

According to the fuzzy decision principles, this paper gives an optimum selection for well fracturing design programs.

There are many omens existing before rock fracturing, which is an important research issue of rock mechanics and rock engineering.

But the loosening and fracturing after reconstruction could often occur.

From view of geology, the paper has analyzed optimizing fracturing layers and improving economic profiles in detail.

Conventional mining mode is very hard to acquire the economic level, so hydraulic fracturing technology must be done.

Better field application result is achieved, by which the overall re-fracturing level is improved.

In the process of fracturing operation, sand plug will affect the effects of fracturing and cause serious economic loss.

In the reservoir, fracturing testing is done and good fracturing result is obtained.

Furthermore, over time and due to the fracturing of all souls incarnate on Earth, the recasting process ceased between incarnations.

Furthermore, over time and due to the fracturing of all souls incarnate on Earth, the recasting process ceased between incarnations.

Sand plug always occurred during fracturing in slant well or directional well.

And Germany has a huge amount to lose from a fracturing of the European Union.

Concessions to Mr Ozawa's camp could be smart if they prevent the DPJ from fracturing.

The EPA now reports that emissions from conventional hydraulic fracturing are 35 times higher than the agency had previously estimated.

Perfo Frac is a new technique which combines perforation with high energy gas fracturing to improve near wellbore zone.

Analyses of roadway location, geological data and fracturing shape in bore show that fracturing is caused by excavation.

Well and layer selection criteria of liquid propellant high energy gas fracturing (HEGF) are included in this paper.

Fracturing of oil or oil whether it is the stability of the downstream customer base?

A field test is performed in Well Wen 279 by using a new joint-operational technique of super-overbalance perforating and acid fracturing .

A field test is performed in Well Wen 279 by using a new joint-operational technique of super-overbalance perforating and acid fracturing .

Perforation density and orientation angles are the most important factors of all to affect formation fracturing pressure.

Based on the fuzzy diagnosis theory, the fuzzy relation between the effecting factors and the fracturing results is set up.

The crushing rate index of oilfield fracturing proppant is one index of key technique.

After this technology is mature, if fracturing material is made domestically, investment cost will be decreased.

The results have a critical influence on the further improvement of optimization design of hydraulic fracturing.

It is necessary to solve the problem of fracturing fluids being broken in shallow and low temperature reservoirs.

To obtain good fracturing and acidizing treatment, it is important to select appropriate working wells .

Eduardo faces a similar journey after fracturing his leg and dislocating his ankle at Birmingham 13 days ago.

Fracturing assisted with water jet will be possible to solve the above problems.

Fracturing assisted with water jet will be possible to solve the above problems.

After the application, the technology can guide the breaker adding, and ensure the fracturing fluid break and flowback in time.

The result showed that fracturing effect was good by crushing with high energy gas.

It's irreplaceable in acid fracturing operation.

The fluid pumped down a well during hydraulic fracturing.

With the widespread of the hydraulic technique, it is important to evaluate the effect of hydraulic fracturing.

Speaking of propaganda: Before I get to solar, let's talk briefly about hydraulic fracturing, a k a fracking.

In zonal fracturing, it is necessary to judge the extension of fracture height.

No indicators of fracturing fluids were found in the samples.

Rock wettability is altered by selecting out suitable surfactant so as to reduce the water-block damage caused by fracturing fluids.

Rock wettability is altered by selecting out suitable surfactant so as to reduce the water-block damage caused by fracturing fluids.

Further, fusion bonded portion (100) can be formed by fracturing the hot melt yarn (23).

So Pad-acid can remove the damage of hydraulic fracturing .

Foam is used in drilling fluids, well clean outs, fracturing fluids, gas-well deliquification and foam flooding.

PETR CECH insists he is not risking his life by playing again after fracturing his skull.

In this paper, the phenomenon of hydraulic fracturing caused by water injection tests in dangerous earth-rockfill dams is analyzed.

The deep penetrate large fracturing technology was proposed as the key method in Wuerhe and Baikouquan group of Mabei Oilfield.

Tectonic fracturing gave rise to new reservior spaces and improves connection of inter and intra reserviors.

It is important to research the treatment method of the fracturing to control oil field waste.

Methane levels from the hydraulic fracturing of shale gas were 9, 000 times higher than previously reported.

Methane levels from the hydraulic fracturing of shale gas were 9, 000 times higher than previously reported.

The beam-particle model (BPM2) is used to model fracturing behavior of rocks.

One is freeing oneself for all ancestors that ever lived in the pain and the prison of the fracturing of time.

The problem of low permeability bottom water reservoir fracturing hasn't been solved well and the related reports is very few.

Soul fracturing occurs for numerous reasons, the most prevalent of which is a drop in frequency.

There are many effecting factors in hydraulic fracturing, such as geological and engineering parameters.

Fracturing of oil well belongs to earth work, employees can not truly feel the working conditions and status of underground tools.

However, there are some difficulties of separate layer fracturing about high-risk, hardship, indistinct stimulation effect etc.

According to comprehensive analysis, it is thought that hydraulic fracturing in core of earth-rockfill dam is hard to occur.

By drilling and fracturing the rock they believe they can start a process to increase the absorption rate by 100, 000 times or more.

And most of data is fracturing curve, that is time series.

There are two kinds of plunger pump available for model 2000 fracturing truck, i. e. , triplex pump and quintuple Pump.

So it' s necessary to study the damage in the fracture during hydraulic fracturing and find out corresponding method.

Calculation of the Surface Construction Pressure in Fracturing the Extended Reach Wells

Experimental study of sand control string used for fracturing-gravel packing

Progress in Hydraulic Fracturing Techniques Used for the Clastic Rock Gas Reservoirs in West Sichuan

LOW TEMPERATURE FLOW OF DOLOMITE ROCKS AT THE PRESENCE OF FLUID PHASE--Coupled fracturing and dissolution-crystallization

Research of crust stress measurement and its application with hydraulic fracturing in Zhouning Hydro-power, station of Fujian Province

Derivation and Calculation of a Multiparameter Model of Fracturing Fluid Filtration in Dual Porosity Media

The Data Analysis of a Very Low Permeability Well After Formation Hydraulic Fracturing

Application of Wettability Reversal Technique for Improving Fracturing Fluid Flow-back in Xinli 119 Block of Jinlin Oilfield

Study on the Calculating Method of the Total Fracturing Fluid Leak-off Coefficient

Calculating Flow Resistance with Discharge Reduction Testing Method and Its Application in Fracturing Design

Application of hydraulic fracturing in-situ stress measurements in tunneling along the Dali-Lijiang Railway, Yunnan, China

Productivity Evaluation of Explosive Fracturing Well within the Hydraulic Fractured Formation

Availability Route About Improvement of Fracturing Pump with a Lacking Discharge Capacity

Application of Simulated Annealing Algorithm to the Optimization of the Fracturing, Injection and Production System

Experimental Study of Biochemical Treatment of Fracturing Fluid Recovery

Experimental Study of Acid Fracturing Using Non - Active Nitric Power Fluid in Sandstone Reservoir

Derivation of the Heat Flux Density Expressions on the Fracture Surface of Hydraulic Fracturing

The Technology of Multi-Well Hydraulic Fracturing and Controlled Solution Mining for Salt Deposit and Its Application

Development and Application of the Treatment Systems of Fracturing Timely Monitoring and Diagnosing Techniques

Simulation Trial Research on Increasing Hydraulic Fracturing Efficiency of Low Permeability Reservoir by Oriented Perforation

Study of extended fracturing technology for Daqing low permeability oilfield

Optimization of the fracturing fluid with minor formation damage and for high temperature use

Pressure Drawdown Analytical Study and Its Application on Fracturing of Fractured Reservoirs

The Research and Application of the New Technology to Improving the Result of Fracturing in Wen23 Gas Field

The Characteristics of the Fracturing Parameters of Calcite as a Component in Graphite-calcite Mix

Laboratory Research on Low-damage Fracturing Fluid for Low-permeability Gas Reservoirs and Its Application

Numerical simulation of hydraulic fracturing process in heterogeneous rocks under different confining pressures

Evaluation of productivity model for hydraulic fracturing wells with exploding in fracture front by electricity similarity experiment

Experimental Application of Acid Fracturing Technology for the Complex Lithology Reservoir in Qinghai Oilfield

Designing study of created fracture and re-fracturing in Maxi deep low permeability reservoir

Fracturing fluid with microencapsulated heat-generating system and corresponding technology

Investigation and Study of Ground Fracturing and Building Crack in Rad Clay Region of South-West Guangxi

Spatial fracturing progresses of surrounding rock masses in longwall face monitored by microseismic monitoring techniques

exploding fracturing; loading model; dynamic extending model; fracture; number; prediction model;

Logging and Testing Technology Application in Hydraulic Fracturing Design and Evaluation of Hydraulic Fracture Treatment

Viscosity of compound system can be broken quickly and completely by using routine viscosity break method of polymer fracturing fluid;

Hydraulic fracturing initiation pressure models for directional wells in naturally fractured formation

Development Plan Study of Tight Clastic Gas Reservoir Fracturing in Xinchang Gas Field

Research on Fracturing Optimization for Shallow Gas Reservoirs with Low Permeability, Low Temperature, and Water Sensitivity

Experimental research and application of fracture-controlled fracturing technology

The high energy gas fracturing technique of liquid explosive and its application in deep-seated oil and gas reservoirs

Study on Luling Mine Fracturing Structure Characteristic and Its Influence to Mining Produce

Fracturing Technique and its Application of Volcanic Oil Reservoir in Liaohe Depression

Low Polymer Fracturing Fluid for Middle High Temperature Reservoirs and Its Application

Research on fracturing sand control technology and its application to gas wells with high pressure and high rate

Optimization design of integral hydraulic fracturing for skewed patterns in low-permeability complex faulted reservoir

Testing study on application of ultrahigh-pressure deep penetration perforating fracturing technology