water injection

and water injection for Love in a unique style, when you taste, you know, not "human life, vegetation of a winter. " Responsibility.

Field applications show that this technology could enlarge water injection swept volume and improve water absorbing conditions.

The invention relates to a petroleum extraction technology, aiming at a strong sensitivity oil layer water injection well.

In oilfield operations, sliding sleeve combined with Y341 packer is usually applied to implement separate layer water injection.

A dramatic explosion did not damage containment and sea water injection continues through the night.

It is a very important technical question whether water injection string can rely on string weight to go through the well hole or not.

The technique of general chemical profile control is an important means of structural adjustment of water injection technology.

For heterogeneous, water injection sandstone reservoirs, separate injection at multi stages is one of the important methods of impr. . .

A third new application was to protect a downhole screen across a water-injection zone from being damaged by debris during a workover.

Through deep hole blasting, water injection and roof strata of integrated management measures for the effective solution of the gas problem.

Drilling and completion technologies as well as rational injection allocation are engineering factors that exert effect on water injection.

This has some theoretical and practical value for the conceptual model of the area provide theoretical basis for water injection.

The fashion of nitrogen injection includes nitrogen-water injection alternately, nitrogen-water injection with impulse and nitrogen soaking.

The limit of water injection for low permeable oilfields is to control the open degree of the fracture groups in different directions.

The reasonable well pattern density determination always is a water-injection development oil-field development important question.

After many years of water flooding in Jianghe area of Henan Oilfield, separate water injection shows a trend of multi-stage development.

Cost of water injection is reduced and oil displacement efficiency is improved by converting water drive to expansion drive.

By analyzing the experiment data, the optimum time of water injection could be found.

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

The research shows that there is an optimum occasion for advanced water injection and it decreases as the increase of permeability.

Isotope contamination and big porous formation are two problems which upset the interpretation of isotope water injection profile log.

Finally the empirical formula of reasonable water injection pressure and the research method of permeability differential were ensured.

It should be meaningful and useful for the adjustment of water injection in oilfields at high water-cut stage of production.

Cyclic water injection development can expand sweep radius and enhance displacement efficiency.

Points out that solving clogging problem during ground water injection is the key to developing ATES and ground water source heat pumps.

The pretreatment methods and their application of the preliminary water injection to soften and the pr. . .

The seam water injection is an effective measure to control coal dust concentration.

at present , full - scale water injection has received early effect and indicated the prospect of waterflooding.

borehole water injection to check grouting results and coring to check grouting quality were made after the grouting operation.

Finally, consider the water injection program in the edge of block as the optimal development.

It is proposed to adopt variable frequency regulators regulating oilfield water injection pumps so as to reach the target of energy-saving.

Through practical test in field, the life of the packing box assembly is extended and the cost of water injection is saved.

This paper summarizes cyclic water injection and its result in southern oil fields of Daqing Placanticline.

definite water injection timing and pattern, water injection intensity and, especially, the injection allocation rate is very important.

Oilfield water injection is the main measure to maintain the reservoir pressure.

Shen625-229 Block has inactive edge-bottom water, insufficient natural energy, and needs to be developed by water injection.

As we entered the international horticultural expo garden before, everyone take be glass bottle, go over there and water injection.

The portal water injection sheet pile under work conditions is mainly subject to static and dynamic loads.

Scaling would cause great harm on oil and gas production, water injection and water drainage process in oil and gas field.

The mathematical model of imbibition production was established. The pilot test of water injection was researched.

A water draining switch is switched on after using, and hot water sprays from a water injection nozzle to wash the ass.

Intelligent method to predict trend of running status of equipment for water injection station .

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

the removal rate could even reach to over 90%, reaching the requirement of back-water injection of secondary oil production in oil field.

The portal water injection sheet pile (PWISP) is a new type of space-retaining structure developed for the Shengli Oil Company.

Some analysis examples of oil and water well test are given to show the necessary for analyzing water injection well test data.

At present, China's offshore oil and gas fields development commonly uses water injection.

An isotope log of water injection profile is affected by many factors, specially the string contamination.

It indicates that water injection can increase both of oil production speed and oil recovery.

The water injection device is designed for output increasing and NOX control in gas turbine .

finally studies the effects and the laws of separation water injection on enhancing oil recovery.

Now the outside stall not very sanitary, now edible oils, water injection, too many, dare not eat out!

Production information about tested oil or water-injection wells.

The plugging mechanism during water injection in two blocks of Shanshan and Qiuling of Tuha oilfield is studied in lab.

Effects of EOR through water injection are not ideal in late development stage of water flooding oilfield.

The Technology of Concentric Water Injection Testing.

The reasons that lead to the contact rubbing of water-injection scroll air compressor during its high speed operation were analyzed.

In this paper, an intelligent real-time control system based on DSP(digital signal processor) for oil field water injection is introduced.

Hydaulic pumps applied in oil field, down hole boost pump, improvement of water injection technology, new type of well pumping unit.

In addition, the technology flow of some water injection stops needs improving.

The first choice for precaution of pressure bump is water injection into coal seams.

Proposed the diagnose regulation for the water injection pumping station which was used to guidance the optimized run ofthe system .

Teng Jianqun said that other methods have failed in the previous case, but to take high-altitude water injection method.

Mountain god, water injection incline thy ear listen.

Therefore, it is very important to improve the efficiency of water injection system for saving the cost of production.

through field and laboratory test to evaluate how to the residual polymer impact on the corrosion and scaling of water injection.

Plugging large pore in water injection well is the most important measures, and choice of plugging agent is getting more important.

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

of Water-injection Pumping Station, an overall scheme based on Filedbus technology of the whole monitoring system is proposed.

As water injection in Qiudong, Wenmi and Shanshan oilfield goes further, watered-out in pay zones becomes more and more severe year by year.

The effective filtering time is long, the cleaning time is reduced, and the water injection efficiency and the quality are improved.

The Holstein spar includes 15 vertical dry tree risers comprising 12 dual casing production risers and 3 dual casing water injection risers.

Water flows, and southeast WuZe suited the water injection.

The pressing crack is the the effective measure which is used in oil gas well and water injection well at present.

In order to improve the accuracy of water injection profile logging, a new water injection profile logging tool is developed.

Water injection and reservoir adaptabilities in Jinzhou 9-3 oilfield are studied by using static and dynamic methods.

Economical Distributed Control System Used for Automatic Water-injection Stations in Oilfields

Analysis on the Energy Saving Result of High-voltage Frequency Modulation Technology in Oilfield Water Injection Operation

Study on energy saving technology used for large water-injection system in oilfield

Remote Control System Used For Water-injection Pump Stations In Oilfields

A Study of Energy Saving and Loss Reduction of the Oilfield Water Injection System

A Technique to Detect the Running of Packers Used in Separate Zone Water Injection Wells and Its Application

Application of Maximum Entropy Spectrum Analysis to the Fault Diagnosis of a Centrifugal Water Injection Pump

Water Injection Condition and Its Understanding to Interpret Complex Small Block Reservoir with Unstable Testing Data

Experiments with Correlative Influence Factors in Isotope Water Injection Profile Logging and Its Analysis

Estimation of the connectivity between oil wells and water injection wells in low-permeability reservoir using tracer detection technique

The application of the water-injection method for the nucleus delivery in extracapsular cataract extraction

Software programming for drawing test result indicating curve in water injection wells and its application

Comparison of internal ballistic properties between gas and steam launching systems in two different modes of water injection

Multi-frequency electronic scale removal and its application to oilfield water injection system

Numerical simulation of water injection into coal seam through long drill hole and determination of its reasonable parameters

On Unsteady Water Injection Technology for Sandstone Reservoir and Its Development Effect

Laboratory Experimental Study and Field Implementation of Rotational Profile Control Operations in Water Injection Wells

Research on improvement of water-injection technology in low porosity and low permeability reservoir and its application

Application of Energy-saving Adjustment Technology in High Pressure Water Injection System

Research and application of comprehensive prevention outburst measures with medium and high pressurized water injection

Study of reservoir parameter change after water injection in high water - cut oilfield

Ultrasound-guided percutaneous hyperthermal distilled-water injection therapy for liver cancer

Determination of the right perforating pressure differential in water injection wells

Experimental Study of Dynamic Scaling Tendency in Water Injection in Wenerlian Region of Zhongyuan Oilfield

Optimum Selectiveness for Testing Way of Super High Permeability Formation in Water Injection Profile

A Theoretical Model of Energy Propagation in Pore Formations for Self-Oscillating Water Injection

Discussions on developing hydrophilic sandstone reservoir by water injection-production

Disposing leakage of liquidized petroleum gas tank by means of water injection

On Method for Determining Injectivity Index of Each Zone by Water Injection Profile Logging

Technology of Plug Removal Injection Increase with Eccentricity Separate Layer Water Injection Hydraulic Sound Wave

Application of Constant Pressure and Frequency Converter and Varying-Speed Motor Technology in the Water Injection Development

Pretreatment Technique for Enhancing Water Injection Capacity in Strong Water-sensitive Formations

Research of the feasibility of exploiting abandoned condensate gas reservoir by water injection

Developing and Application of the Isotope Water Injection Profile Correction Software on Damage

Research and Application of Matching Technology for Water Injection in Iow Permeability and Water - sensitive Reservoir

A Study of Dosage Control for Treatment of Waste Water from Wash Water Injection Well in Oil Field

Low-pressure-water-injection development adjustment for the Greater Unity Oilfield with complex faults

The interpretation method to the multiparameter water injection profile and data analysis and application

Design of a control system for downhole stratification testing of water injection wells

Development and application of new electrical centrifugal boost water-injection pump

Operation optimization of complex water-injection system with variable frequency speed-regulation pump

Modeling and Control of Frequency Converter Driving Water Injection System for Efficiency Optimization

Plugging Removal and Injection Enhancement Technology for the Water Injection Wells in Bohai Oilfield

The application of PCP station transformation techniques to the Zhongyuan-Mazhai water injection station

Subdivided Layers Water Injection Technology in Thick Production Formation by Hydraulic Running and Pulling

Fractal Characterization of Microscopic Pore Structures of Reservoirs Both before and after Water Injection

Method for formation fracture pressure prediction of water injection wells and its application

Study and Application of New Technique of Stratification Water Injection in Jianghan Oilfield

Response characteristics of water injection in the imbricated reservoirs of Zhangdian oilfield and corresponding measures

Determination of the scheme and parameters of coal seam water injection in large-scale full-mechanized caving

Water Injection Scaling Tendency and Formation Damage Experimental Analysis in Shanghe Oilfield

Contamination Correct Study on Radioactivity Isotopic Trace Water-injection Profile

Study and application of a new two-layer separate-zone water injection tool in deep wells

The design and on-site test of a pipe-blowout preventer slip in water injection well

Application Practice on Pressure Boosting and Water Injection Techniques in Low Permeable Reservoir

Fuzzy Comprehensive Evaluation Method to Evaluate Oilfield's Water Injection Development

Prediction of Cyclic Water Injection Performance with Topological Declining Method

Developing low permeability reservoir efficiently by high pressure water injection

Quantification and Optimized Design Method of the Chemical Profile Control in Water Injection Well

A Study of Improving the Efficiency of Booster System for Water Injection

Research of the Technology of the Water-injection and Washing-well of the Small Oilfield Far Away

Application of boosting pressure for water injection on well groups of low permeability reservoirs in Jianghan Oil Region

Dual Coding Hybrid Genetic Algorithm for Optimal Schedule of Pumping Stations in Multi-Sources Water Injection System

Establishment of Reservoir Parameter Interpreting Model Both before and after Water Injection

Operational protection method and apparatus for magnetic driven boosting water injection pump

Analysis of Difficult Water-injection Causes and Selection of Injection-increasing Means in Qiaokou Oilfield

Extra-low Permeability Reservoir Water Injection Production Technique

Exploring the Software of Intelligently Arranging the Distribution Tools for Water Injection Wells

Evaluation method of water saturation around water injection wells in high water cut stage and its application;

Establishment of reasonable water injection pressure of sandstone reservoir

Upstream pressure controlled reverse washing mechanism on water injection packers

Cycle Analysis of Gas Turbine with Water Injection into Inter-Stage of its Compressor

Technique for Combined Water Injection and Perforation in Low Permeability Fracture Oilfield

Study and application of subdivided layers water injection technology by hydraulic running and pulling

Research of Enhancing Oil Production and Water Injection with Helical Hydraulic Sand-blasting Slotting

Cyclic water injection improves displacement efficiency

Study and Application of Extremely High Pressure Water Injection Technology in Zhongyuan Oilfield

Development and application of surface high-pressure water injection by electric submersible pump

Method for Determining High Pressure Water Injection Formation Fracture Using Separate

Research on water injection technology for seam with high explosion in potential and complicated structure

Packer Testing Technology for Separated Layering Water Injection String in Directional Well

Field Application and Contrast of Centrifugal Pump with Plunger Displacement Pump for Water Injection

A method for determining the reasonable rate of water-injection stations in a large-scale system

Super fracture extensional pressure water injection method of low permeability reservoir

Analyses of Adaptability of High Pressure Water Meter to the Water Injection Measurement of Bonan Oilfield

Determination of Water Injection Rate for Single Injection Well Employing Dividing Coefficient Approach

Application of a Kind of New Model Sealing Test Tech for Water Injection Well in Qinghai Oilfield

Optimization of operation plan for water injection system in oilfield using hybrid genetic algorithm

Application of Water-Injection Monitoring Data in the Comprehensive Treatment of the South of Dagang Oilfield

Investigation on Energy-saving Technology for Multi-stage Centrifugal Water Injection Pump

Parameter reverse-solving of infiltrating character during water injection into coal seams

Calculation Method for Stability Against Overturning of Portal Water Injection Sheet Piles

Performance Study of Water-Injection Scroll Air Compressor

Expertise Diagnostic System on Improving Water Injection Efficiency

Moderately Expanding Cement for Use in Abandoning Treatments of Oil Production and Water Injection Wells

Development of the Conglomerate Reservoirs by Converting Water Injection Into Steam Injection

The set-up for bending test of steel pipeline with water injection compressed

Analysis and Treatment of A Water Injection Grouted Pile

An approach of developing low permeability fractured reservoirs by cyclic water injection

Screening Clay Stabilizers for Reservoir Anti-Swelling Treatment in Water Injection Wells

Application of Dynamic Pressure Water Injection Technology for Coal Winning Face or Heading Face in Daping Mine

Determination of the Balance Location of the Rotor in Water Injection Pump Station System

Technology and Application of Water Injection in Oilfield Development to Prolong stabilization Period

Clinical study on the water injection rate of balloon indwelling catheter

Temperature field model and numerical simulation of multilayer water injection well

Application of pressure-regulating water injection pump in boosting water injection

reciprocating pump for crude oil , water injection used in oil field

Energy-saving technology by adjusting input voltage of electromotor in water injection system

Optimization of clay inhibitor for water injection pre-treatment in low permeability oilfield

Machine Manual Water injection system for roller mill Type OP Contents Water injection system for roller mill Type OP OP

Integrative technology of sand-control and water-injection for injection well of sanding oil reservoir

Screening of Clay Stabilizer Composition for Water Injection Wells of Zhangdian Oilfield

Cause and preventive measure for casing failure in high-pressure water injection wells of Chunhua oilfield

Design of a novel swirl throttle nozzle for water injection

oil displacement efficiency of hot-water flooding increases with the rising of water injection temperature;

Preventing coal dust by water injection at the fully mechanized coal working face using gas drill holes

Pressure transient analysis of water injection well in multiple composite low-permeability reservoir

Analysis on Fracturing Effect in Water Injection Wells in Five-spot Well Patterns for Horizontal Fracture

Study and application of separate-layer water injection technology through tubing and casing

Application of Reducing NOx Emission with Direct Water Injection Technology on Marine Engine

Reasons and Improving Method for High Supplementary Water Injection in Power Generation

Improving Separate Layer Water Injection Efficiency by Using Water Injection Pipe String Technique

Computing method of cumulative water injection multiple for water injection well in individual layer

Evaluation the Effectiveness of Profile Modification in Water Injection Wells by Using Well Test Analysis Method

Analysis and Calculation of the Temperature Effect in the Water Injection String

Applying the Weak Pulse Testing Technology in Water- Injection to Solve the Difficult Problem of Reservoir's Development

Research and application of the hydraulic double plugsealing water injection test technique

Experience in operating World's first Subsea Separation and Water Injection Station at Troll Oil Field in the North Sea

A hydroviscous speed-regulating clutch used in oilfield water injection system

Dust Prevention Technology by Coal Seam Water Injection in Full-mechanized Excavation Faces of Coal Road

Cyclic Water Injection Experiment of High Water-bearing Reservoir in West Region of Pucheng Oilfield

Structural design of boosting water injection pump without hydraulic balance

Improving study on the methods for using laser diffraction method to test particle size of water injection in oilfield

Study on Road Construction Technique with Solidified Residue from Water Injection

Analysis on influencing factors of isotope logging within water injection profile

Application of wet compression technology with water injection in crack gas compressor

Force analysis of the mandrel of KSQ bidirectional anchor for water injection well

Analyzing and Studying Water-Injection Corrosion in ZhongYuan Oilfield

Optimization of Oilfield Water-injection System with Genetic Algorithm

Study and application of offcenter integration subdivision water injection cannulation

Using high-intensity isotope tracer to test water injection profile of high baseline abnormal wells

New technology of oil well on scale removing and block stopping to increase oil production and water injection

Study of Adding Surfactant to Seam Water Injection

water injection well; fracturing; optimizing;

Stability Analysis Against Slide of the Portal Water Injection Sheet Pile

The Ordinary Temperature Modification Water Injection Experience and Realization of Block Wei5 Heavy Oil Reservoir

Quality Reliability Testing and Improvement of the Host of Water-injection Filter Element

Method for Injection Pressure Prediction for Profile Control in Water Injection Wells

Pulse water injection technique in interval wells to increase reservoir recovery

Study and Application of Unsteady Water Injection Techniques in Shengli Oilfield

Research on Harm and Control Techniques of Over-standard Noise in High-pressure Water Injection Pump Room

Research on Quantitative Water Injection Technology

Introduce the Closed Well Logging Method for Looking the Isotopic Water Injection Profile

Determination of Economic Flow Rate of Water Injection Pipeline in Oilfields

Adjustment and optimization of water injection development of the low-permeability oilfields in Eerduosi Basin

Application of Acoustic Wave Water Injection Technology in Dagang Oilfield

Application of Hydrogen and Oxygen Generator in Water Injection Production

Application of programmable control system on UNITY water injection station in Sudan

Discussion about Techniques of Separate Pressure Test for Water-Injection Wells

Wriggle eliminator used in water injection

Data-gathering System for IC Cards Used in Water Injection Wells

Medium and high pressurized water injection applied to prevent gas outburst in mine heading face

Research on site test on water injection parameters for hydraulic prevention of outburst

Technique of the Multistage Water Injection of Jidong Oilfield

Mechanisms and experiments of self-excited pulsating water-injection

Experiment Evaluation of Formation Damage Induced by Water Injection

Formation Mechanism of Secondary Channel in Water Injection Oilfield

Improvement and application of separated-zone water injection string

A Discussion on Factors Influencing Water Injection in Zhangdian Oilfield

Coal Bed Water Injection Hole Drilling Construction Technology

An Approach to Determine Water Injection Rate in the Water Drive Oil Fields

The Study of Damage Mechanism in Low-permeability and High-temperature Water-injection Wells of Bonan Oilfield

Research on Sedimentation Microfacies Features of Meandering Channel Reservoir and Water Injection Adjusting in Dapingfang Oilfield

Review and outlook of separate layer water injection technology in Daqing Oilfield