heavy oil

The season's end also marks the beginning of a period when penguins re-enter the sea, now laden with heavy oil and soya beans.

Heavy oil, which can be as thick as molasses, is harder to get out of the ground than light oil and costs more to refine into gasoline.

In consequent structural and deposit evolution, it tends to shape heavy oil-sealing reservoir with highly hidden nature.

A certain Sudan oilfield is a heavy oil region with a high crude density, a high content of wax and a high pour point.

Oman has been especially ambitious with its heavy-oil projects as it looks to offset a steep decline in its light-oil production.

Since entering 21th century, China, following the United States, Venezuela, Canada, become a great power of heavy oil recovery.

The high viscosity of heavy oil and its adhesion to the wall brings enormous difficulties to heavy oil production and transportation.

Of course, the oil spigot is not going to run dry tomorrow. There is still coal, tar sands, heavy oil and shale gas.

As to thermal recovery method used for heavy oil reservoir, a foresight example is performed and a guide conclusion is made.

Already, some are trying to tap their heavy-oil reserves.

During exploiting heavy oil in steam huff-puff production wells, Electric cables are usually used to heat produced liquid.

In addition, Venezuela's heavy oil needs to be processed by complex refineries -- most of which are concentrated along the U. S. Gulf Coast.

These include heat from the partial combustion, a gaseous mixture called syngas that can be burned as fuel, and a heavy oil.

That "s to say, only when it burns natural gas more economically than heavy oil, the dual fuel electric propulsion plant is competitive. "

The machine is equipped by unique oil-water separator. the light of oil and heavy oil can be separated.

Oil and gas reservoirs in the north have been destroyed in which small residual heavy oil and gas reservoirs may be discovered.

These equations may be used for heavy oil reservoir in development design and evaluation.

Finally, this control strategy is success fully applied to the control of the Shell heavy oil fractionators benchmark problem.

That makes processing heavy oil unprofitable for some refineries, since the gains from diesel are outweighed by losses on fuel oil.

Close to end of exploiting period of heavy oil, it's usually adopting separate steam injection for enhancing oil recovery effectively.

The company mainly manages the shell, exxon mobiloil, lubricating oil, heavy oil wall car filters, air filter, diesel oil filter.

A heat exchanger suited for ultra heavy oil heating and its accurate operation parameters also have been developed.

Both the two plates of thrust are the thick sandstone with high permeability, and these thrust block traps can accumulated heavy oil.

A-heavy oil and wood powder are chaired to reduce the oil consumption and cut down the harmful exhaust emission.

Result This technique has effectively improved vertical utilization degree of super heavy oil formation and increased the crude production.

Both temperature and falling temperature rate have great effect on the emulsification result of Tuo 5th Well heavy oil.

In the longer run, more refineries will invest in the equipment needed to crack more diesel out of heavy oil.

Understanding reservoir properties in unconsolidated, heavy oil reservoirs is challenging, but essential.

On this basis, select crude oil of typical heavy oil wells was orthogonal experimental study and single-factor experiment.

The content of light hydrocarbon dissolved in the polluted water of heavy oil catalytic cracking unit was measured online.

During the huff (injection) phase, steam is injected into the heavy oil reservoir for a period of days to weeks.

This paper performs simulation on the optimized structure of a heavy oil burning anode baking furnace.

During the puff (production) phase, the heated heavy oil is pumped up the well.

Thus the coking of heavy oil could be effectively delayed through the promotion of colloidal stability.

The heavy oil must contain a certain amount of original asphaltene to form a core with high compression strength.

Comprehensive evaluation system of heavy-oil development including evaluation indexes, standard and method is complete established.

This standard is suitable for the industrial methanol synthesized such raw materials as coal tar, natural gas, light heavy oil, etc.

The experiment results and field test showed that the demulsifier had character breaking heavy oil and super heavy oil quickly.

Various types of heavy oil fields are quite different in single-well production, recovery efficiency and economic benefits.

The result of field application demonstrates that CR-1 heavy oil viscosity reducer is effective.

The macroscopic properties of heavy oil include the fraction composition, properties and mean structures of fractions.

Heavy oil high-pressure steam jet pipe cleaning technology, pipeline cleaning can greatly improve the quality and efficiency.

This project is about using horizontal well technology to develop the heavy oil reservoir with difficult recoverable reserve.

This study presents basis for integrated medication of sand production problem in shallow heavy oil thermal recovery process.

The technology of steam injection production is the most commonly used among various techniques for the heavy oil recovery.

The utility model relates to an internal combustion type heavy oil burner for the industrial furnace.

Russia's national oil consortium was also assigned a patch of the Orinoco heavy oil belt.

Heavy oil inflection point temperature is an important parameter in heavy oil recovery.

The edge and bottom water energy is sufficient in the heavy oil reservoir of Shanjiasi oil field, and its steam soak process is complicated.

The catalyst precursors can form a hydroprocessing molybdenum sulfide catalyst in heavy oil feedstocks.

The method can fully transfer heavy oil, maintains high coal slurry concentration and improve the yield of motor fuel with good quality.

The technical recoverable reserve of developed ultra heavy oil reservoir is obtained by using iterative method and mathematical model.

When adding the active water dissolved with viscosity reducer to heavy oil, the oil recovery could be higher.

That heavy oil will clog up the machinery, ie prevent it from working properly.

Vertical producing degree of super heavy oil reservoirs in Shul area is understood through monitoring.

After hydrothermal catalytic pyrolysis reaction of heavy oil, the stability of asphaltene became worse.

This paper introduces world heavy oil reserves and recovery technologies of foreign countries and China in recent years.

Super - heavy oil in shallow reservoirs has high viscosity and poor mobility, and is difficult to recover.

The inhibitory effect of light oil on the growth of calcite was relatively more intense than that of heavy oil.

Through the geology geochemistry condition analysis, the heavy oil degration gas area is got and the has great potential exploring prospect.

it provides construction method for settler lifting pipe oil slurry nozzle of Heavy oil catalytic cracking unit.

The recovery mechanism of heavy oil steam flooding by adding urea and foaming agent is studied and applied in Henan oilfield.

Since crude oil's price fly up, gasifier's feed material cline to heavy oil, and part-oxidation process can treat heavy oil easily.

Tt is addressed that the aquathermolysis, a new method to recover heavy oil commercially and efficiently, has very high potential value.

Therefore, the study of gas injection to increase heavy oil recovery has great practical and economic significance.

The distribution of oil and gas reservoirs has heavy oil reservoir, normal oil, light oil, and dry gas reservoir.

If the using skills are mastered, the burning of heavy oil can bring a certain of economic benefit.

An optimal method for calculating the reasonable well density in heavy oil field during steam soak process has been developed.

The test unit for downhole tools for heavy oil thermal recovery consists of test stand and control mechanism.

Different heavy oil putting ways also have certain impact on rheological of the oil.

An easy and practical circumstance of research and design of heavy-oil emulsifying equipment is deal ed.

The heavy oil reservoir of Liao Oilfield is unconsolidated sandstone reservoir, its oil viscosity is very high, sanding is serious.

Heavy oil reservoirs development means huge-investment and high risk project.

Due to high colloid and asphaltene content, the viscosity of heavy oil is high.

hello, this is terminal station, I found some heavy oil leakage in inlet pipeline, we have to shutdown our station to repair it.

The heavy oil of TAHE oilfield in high deep well has the unique feature of high viscosity, high density and poor diffluence .

With conventional oil reserves that can be found less and less, heavy oil will become the important energy resources in the 21st century .

In 1940, most of Japan's heavy oil, and all its aviation fuel, came from the world's largest oil producer, the United States.

The change of viscosity of heavy oil with temperature and reaction time are discussed in this paper.

The first experimental of recovery heavy oil using down-hole catalytic method was described in this paper.

The calculating results show that reducing trend of heavy oil flux is more obvious when combustion-supporting air is warmed up.

The problem of sucker rod string lagging in heavy oil slant hole has seriously restricted normal production.

The results show that the heavy oil curing process is basically the same in both cases.

A well stimulation method used on heavy oil reservoirs during primary recovery.

This paper discusses alternative methods of transferring heat to heavy oil reservoirs, based on electromagnetic energy.

The thermodynamic analysis is must developed in the steam injection system of heavy oil thermal recovery.

The Wangzhuang oilfield is a rare heavy oil reservoir of strong water sensitivity at home and abroad.

LH4-1 Oilfield is a heavy oil field developed from the basis of the bioherm of Miocene Zhujiang Formation.

Heavy oil is very viscous, range of size distribution of sand is wide, which are technical problems of desanding process.

nature : from heavy oil fractions derived by cracking gasoline.

The result shows that horizontal well is feasible for recovering the thin heavy oil reservoir in Block Qi604 by cyclic steam stimulation.

The reservoir belongs to the huge massive block extra heavy oil reservoir.

The process of dehydration of the heavy oil emulsion has been observed by a experiment.

FCC plays an important role in petroleum refining industry, which is one of the most important processes to make the heavy oil light.

A brown pelican coated in heavy oil wallows in the surf on East Grand Terre Island, Louisiana.

Acid number of upgrading heavy oil had little change.

As to the high viscosity and poor mobility of heavy oil, conventional methods are difficult to exploit cost-effectively.

This paper introduces 3 mature and effective technologies for heavy oil well downhole operation.

A laughing gull coated in heavy oil is seen in the water on East Grand Terre Island, Louisiana.

This paper presents a new transportation technics for heavy oil in pipeline.

Either coagulated oil-light oil pattern or light oil-heavy oil pattern characterize 3D fluorescence.

Among hydrogen donors tested, tetralin has the biggest effect on super heavy oil aqua-thermolysis.

TIt was proved in practice that the process of cold sand mining can enhance output of heavy oil well.

The steam huff and puff is the effective model for development of igneous fractured heavy oil reservoir.

Boiler can use light oil, heavy oil, natural gas, liquefied gas and urban coal gas.

The Frade project is a deepwater heavy-oil development project located in the northern Campos Basin.

And CO2-Bohai heavy oil had fine flexibility. The volume expansion and visbreaking were obvious.

The heavy oil reservoirs are shallow, thin and viscous in Henan oil field.

Producing heavy oil resource will be the important means to lessen the pressure resulted from crude oil shortage in the future.

Because of different geologic settings, not all the heavy oil reservoirs are suitable for thermal recovery.

The Wangzhuang oilfield belong to heavy oil reservoir of strong sensitivity .

The principles of heavy oil upgrading are impurity removal, hydrogen content enrichment and molecular size reduction, that is cracking.

Sewage treatment process has been upgraded to improve the quality of output water in Shu 1 area for its super heavy oil sewage.

Sinopec has raised the prices of liquefied petroleum gas (LPG), petroleum coke and heavy oil, by more than RMB100 per ton from June 1.

There is still coal, tar sands, heavy oil and shale gas.

It is very difficult to exploit the super-heavy oil reservoir for its higher viscosity, and less effective by steam stimulation method.

Used to pump the medium with less lubricity and lower viscosity , such as heavy oil and fuel oil .

Numerical simulation of nitrogen foam flooding is studied to improve water flooding efficiency in QHD32-6 heavy oil field.

of unconsolidated rock of heavy oil reservoir.

Two-step sand control technology was applied in the heavy oil thermal recovery wells in Tuo82 fault block of Wangzhuang oilfield.

It is a new technology developed according to the situation of heavy oil recovery called Nitrogen Gas Insulating Heat and Aiding Flow.

Steam flooding is a kind of visionary exploitation method for better heavy oil recovery.

Heavy oil, although difficult to pump, is abundant.

On using heavy oil , put the transfer switch 2K to heavy oil shelve.

In the process of injecting air in the heavy oil, the energy loss of surface pipelines and shafts affects the exploitation effect directly.

In the process of heavy oil thermal recovery, each part has energy losses.

Finally, pan-fried oily skin shining beans to eat meat, and the mouth of soft, heavy oil.

Heavy oil is the important resource of 21(superscript st) century.

Heavy oil found after the discharge valve has been opened.

It will be widely used in development of offshore Yuedong heavy oil reservoir in the future.

Be responsible for utility equipment to ensure good supply of water, steam, N2, H2, gas, heavy oil and compressed air.

Some sulphur dioxide is. liberated when coal, heavy oil and gas burn, because they all contain sulphur compounds.

With the decline of conventional crude oil production, heavy oil exploitation become more and more important.

second cause higher input, so to find a more heavy oil wells on-line measuring device is very necessary.

The government's main hope of boosting output lies in the Orinoco heavy-oil belt.

There are many kinds of hydrocarbon types, including the normal oil, condensate, heavy oil, tar sands and natural gas.

The study finds that: 1. Different heavy oil putting ways have important impact on restart pressure.

In order to enhance the recovery of super-heavy oil reservoirs, the method of CO2 assisted steam stimulation is proposed.

Two kinds of genetic heavy oils could be found within the depression such as primary heavy oil and biodegraded heavy oil.

The heavy oil was quoted at $17 per barrel.

Because of the high cost of burning heavy oil in tunnel kiln, the coke tar pitch is used instead of heavy oil.

The results show that coal tar is not only satisfied with smeltingdemands, but also completely take place of heavy oil steelmaking.

The study on Ni and V removal means a lot for the deeper process of heavy oil.

It uses 20773. 5 tons of silica sand, limestone, soda-ash, feldspar, mirabilite, 8760 tons of heavy oil. 4.

"Heavy" oil, by contrast, yields more fuel oil, which is used mainly for heating.

The reaction of heavy oil in steam is aquathermolysis, while the reaction of heavy oil in CO2 and N2 is catalytic pyrolysis.

If you eat fried foods or heavy oil Atsumi food, can not easily be gastrointestinal digestion and absorption.

It is a rich, heavy oil that is best blended with other oils.

A thermal method of enhanced oil recovery that is used primarily for heavy oil.

Experimental Investigation for Reducing Smoke Dust Pollution of a Heavy-oil Fired boiler and Its Technique Improvements

Damage analysis and structure optimization of a multi-tube cyclone used in heavy oil catalytic cracking

By researching the spectrum characteristics of the heavy oil area determine the flow of its oil;

A study of the heat resistance of pitch resin derived from heavy oil residue

Analysis and research on the current situation of local heavy oil used for burning process

fuels like light oil and heavy oil for safeguarding driving and navigation of inbound and outbound means of transport;

Experimental study of comprehensive techniques for dehydration and demulsification of heavy oil in Liaohe Oil -field

Constraints Adjustment and Objectives Coordination of Satisfying Optimal Control Applied to Heavy Oil Fractionators

A lot of heavy oil reservoirs in our country are not producing.

Effect of Wood Powder Diameter on the Combustion Characteristics of A-heavy Oil and Wood Powder Cofiring

Study on the Technological Theory of the well Testing for the Heavy Oil and Its Application

Experimental study of improving rheological characteristics of heavy oil's percolation flow

Features of Edge Water-out in Super-heavy Oil Reservoirs and Technical Solutions

Technical Study of Polymer Displacement after Thermal Displacement in Heavy Oil Reservoir

Experimental study of the energy theory of ultra heavy oil-water emulsion

Design and Operation of A Treatment Plant for Carbon Black-Bearing Wastewater from Heavy Oil Gasification

Experimental study of super heavy oil emulsification viscosity reduction

Optimization study of injection- production system for heavy oil reservoirs with edge and bottom water

Starting pressure gradient calculation and its application in conventional heavy oil reservoir

Application of the Artificial Earthquake Oil Displacement Technology on Complicated Fault-block Heavy Oil Reservoirs

Analysis of expense- performance technique and its application in heavy oil reservoir development

Experimental Study of Viscosity of Emulsified Heavy-Oil Under Magnetization

Characteristics and Recognition of Biodegradation Gas of Heavy Oil and Its Exploration Potential

Comprehensive Study of Rheological Characteristics of Super-heavy Oil

The Practice and Result of Margin Water Plugging in Heavy Oil Reservoir

Experiments of in-situ upgrading heavy oil by means of catalyst and hydrogen donor

Study of low temperature demulsifier formulation for super heavy oil in Liaohe oil province

Numerical simulation of temperature distribution and analysis of effective factor of tracing pipe in heavy oil gathering and transportation

Preparation and application of a viscosity-reducer for extra heavy oil of Liaohe Oilfield

A Problems and Its Solution in the ADVANTECH Controlling System Developed for the Heavy - oil Hydrotreating Experimental Unit

Optimization Study on Development Scheme Conversion after Cyclic Steam Stimulation for Conventional Heavy Oil Reservoir

To Increase Heavy Oil Recovery Rate and Decrease Gasoline Olefin Hydrocarbon Content by Catalytic Cracking Operation Optimization

New Mechanism of Saving Energy and Reducing Pollution in Burning Process of Emulsification Heavy Oil and Its Application

Combustion technology of emulsified heavy oil and its application in rolling heating furnace

Advanced treatment process and engineering practice for treated heavy oil produced wastewater reuse for thermal recovery boilers

Research and Application of Explosive Deflagration Ash- cleaning Technology on Steam Injection Boiler for Heavy Oil Heating Recovery

Development countermeasure in low-permeability heavy oil reservoir with high temperature and strong water-sensitivity

Air injection; heavy oil reservoir; steam stimulation; thermal recovery; numerical simulation;

Development status of a metal progressing cavity pump for heavy-oil and hot-production

Study on the law of production decline of thermal recovery heavy oil in Liaohe oil province

Experimental study in developing super heavy oil with temperature resisting and emulsified viscosity reducing agent

Research and application of low temperature dehydration technology of produced fluids from heavy oil reservoirs in Henan oilfield

The Analysis of Heavy Oil by On-line Coupled Packed Capillary Liquid Chromatography and High Temperature Capillary Gas Chromatography

Reclamation and Reuse Technology for Effluent from Heavy Oil Recovery and Its Application

Experimental study of rheological property of extra (super) heavy oil

Application of Emulsified Heavy Oil Combustion Mixed with Water and New Heating-energy Additive to Boiler

Optimization of geological design for SAGD process in super heavy oil reservoirs using a combination of vertical and horizontal wells

Study on the Collocation of Domestically Manufactured Heavy Oil Treating Systems of the Centrifugal Type

Practice and understanding of hydraulic fracturing in shallow, thin, interbedded, common heavy oil reservoirs

Commercial scale reserve of natural bitumen and super heavy oil and their geological and technical prospect for development in Russia

Separation of Acidic Components From Heavy Oil and Research of Its Interfacial Activity

Preliminary study of well spacing density for Yuedong heavy oil reservoir

Experimental study of viscosity reduction by water flooding for heavy oil

Optimization of development design of thermal recovery on super heavy oil reservoirs in Shengli petroliferous province

Experimental Study of Heavy Oil Dehydration by Evaporation

Potential means of recovering deep extra- super heavy oil

Application of the nuclear magnetic resonance technique in the oil-base mud to identifying and calculating heavy oil

Study on the Produced Water from Heavy Oil Recovery Treatment Technology with Demulsification and Flocculation Method

heavy oil catalytic cracking technology will be an effective approach to boosting low-carbon olefin production;

The Physical and Chemical Characteristics of Heavy Oil and Their Influence on the Operating Management of Marine Diesel Engines

Analysis of the Cause of Heavy Oil Water Content Fluctuation and Improving Method

Rock Breaking Criteria and Sand Production Prediction of Weakly-Consolidated Heavy-Oil Reservoirs in Shengli Oilfield

Eugenic evolution strategy genetic algorithms for estimating parameters of heavy oil thermal cracking model

Researches on high effective purifying chemicals in treating effluent from in-situ heavy oil recovery and their application

Compounding Processes Research of Heavy Oil Catalytic Light Diesel Oil Complex Refining and Low Pressure Hydrofining

Optimization of steam soaking parameters and determination of feasible developing limit for heavy oil reservoir

Applications of Oil-bearing Formation Selection Recovery Technique of Shallow Heavy Oil Reservoirs to Xinjiang Oil Field

Study on relationship between bottom water and interbed of heavy oil during steam stimulation

Simulation of a Sector Model of the Heavy Oil Thermal Recovery

Comparative analysis of heavy oil consistency variance between Guchen oilfield and xinzhuang oilfield of biyang sag

Theoretical analysis and practice of an energy-saving method in heavy oil thermal recovery

Status quo in Heavy Oil Gathering Technology of Liaohe Oilfield and Its Development Trend

Interpretation and application of the abnormal acoustic data in the steam thermal recovery of heavy oil field

A research on influence factors of polymer flooding and its field testing in Bohai heavy oil fields

Sieving of surfactant used in emulsifying and viscosity reducing for heavy oil

Application of state equation of the wet gas in heavy oil recovery to the calculation of thermal parameters

Design of the Constructed Wetland and Pond System for Treatment of Effluent from Extra-heavy Oil Extraction

Horizontal well development practice in hard - to - produce thin heavy oil reservoir

Well Productivity Research on Conventional Heavy Oil in Unconsolidated Reservoirs in Bohai Oilfield

Displacement Characteristics of Viscoelastic Heavy Oil in Deformed Reservoir

Displacement Characteristics of Visco-elastic Heavy Oil in Heterogeneous Reservoir

Test conditions affecting the accuracy in determining sulfur content in heavy oil by coulometric titration method

The acidizing technology for enhancing injectivity in conventional heavy oil production block

Experimental Study on Biological Treatment Technology for Wastewater Produced from Heavy Oil Field

Characteristic analysis and reasonable selection of steam flooding models for heavy oil reservoirs

Application of Petroleum Sulfonate Composition System in Heavy Oil Thermal Recovery in Shengli Oilfield

Prediction of difficulty for developing heavy oil reservoir with geochemical parameters

A Study of Manufacture Fuel Oil from Polypropylene and Heavy Oil by Cracking

Correlation Between Heavy Oil Composition and its Viscosity

Study on super heavy oil reservoir damage due to high temperature and high pressure steam condensate

Development practice and understanding of the shallow hard- to- recover heavy oil reserves in Shengtuo Oilfield

Application and study of CHY additive for heavy oil thermal recovery

Experiment Study on Lowering Viscosity Through Emulsification during Cold Production of Heavy Oil

Remaining oil distribution in shallow, thin and super-heavy oil reservoir of Henan Oilfield after steam stimulation

The Conditions and Prospects of the Heavy Oil and Coal-Formed Gas Accumulations in Southern Slope of Huimin

Current Domestic Downhole Dynamic Monitoring Technology for Heavy Oil Thermal Recovery

Complicate glutenite heavy oil reservoirlithology identification by optimum cut, cluster analyse and neural network math method etc;

ERW Drilling and Completion Technology in Ultra-Shallow Heavy Oil Reservoir with Conventional Vertical Rig

Development and application of an anti-sand subsurface pump for heavy oil recovery

Geologic Technology for Heavy Oil Reserves Development Using Condensate Flooding

A Study of the Remaining Oil of Distribution in late Development of Shallow Heavy Oil