Evaluation of Viscosity Reducers for Heavy Oil Reservoirs

According to statistical data, heavy oil accounts for approximately 50% of proven global petroleum reserves, indicating a broad extraction ...

A Novel Quantitative Evaluation Method for Viscosity Reduction ...

The evaluation and optimization of viscosity reducer is very important for the cold recovery of heavy oil. Prior research mostly employed the ...

Evaluation of Viscosity Reducers for Heavy Crude Oil ... - Earthdoc

In this work, the properties of water-soluble viscosity reducers were evaluated in synthetic brine for viscosity reduction of heavy crude oil.

Evaluation of Viscosity Reducers for Heavy Crude Oil Viscosity ...

The experimental results show that: the effective way to improve the oil displacement efficiency and ultimate recovery of water drive reservoir is unstable ...

A novel experimental method for the evaluation of residual oil ...

For μo > 10000 mPa s, the overall peak width of the remaining oil by using nitrogen and viscosity reducer huff-puff method was relatively small, which had a ...

soluble viscosity reducer on crude oil - IOPscience

Reservoirs based on Environmental · Protection. Pengcheng Li, Fusheng ... In this paper, several crude oil viscosity reducers were selected to evaluate their.

Mechanism Analysis of Heavy Oil Viscosity Reduction by Ultrasound ...

The simulation results helped to explain the mechanism of jointly reducing the viscosity of heavy oil by ultrasound and viscosity reducers from the microscopic ...

Review of Chemical Viscosity Reduction Technology for Ordinary ...

Review of Chemical Viscosity Reduction Technology for Ordinary Heavy Oil Reservoirs based on Environmental Protection, Pengcheng Li, Fusheng Zhang, ...

A review of nanomaterials as viscosity reducer for heavy oil

Applying nanomaterials as viscosity reducer for heavy crude oil is an emerging research topic in petroleum industry. In this review, the recent progress about ...

Viscosity Reduction Of Heavy Oil Research Articles - R Discovery

The evaluation and optimization of viscosity reducer is very important for the cold recovery of heavy oil. Prior research mostly employed the high-speed shear ...

Dispersion Mechanism of Viscosity Reducer and Evaluation of ...

Efficiently dispersed viscosity reducer is the key to cold production of heavy oil. Viscosity reducer not only has a static oil washing ability, but also can ...

Improving Heavy Oil Production Using Viscosity Reducers - OnePetro

Significant heavy oil viscosity reduction was observed when mixed with 2 wt% viscosity reducers at a water-cut of 30%. Among eleven viscosity ...

Selection of Suitable Viscosity Reducer to Facilitate Test Production ...

Exploitation of heavy oil from deep reservoir is often dictated by appropriate selection of viscosity reducer and artificial lift.

Study on the Effect of Different Viscosity Reducers on ... - MDPI

Erucamide oxide and erucic betaine had good viscosity reduction and emulsification effects on Daqing crude oil. This work can enrich knowledge of the viscosity ...

Insights into Enhanced Oil Recovery by Coupling Branched ...

Viscosity reducer flooding has been successfully applied in tertiary oil recovery of ordinary heavy oil reservoirs.

A review of nanomaterials as viscosity reducer for heavy oil

However, its high viscosity severely hinders its recovery from reservoir conditions. Heavy oil viscosity reduction is rather essential for its exploitation ...

Synthesis and emulsion stability of salt resistant viscosity reducer for ...

The above analysis shows that the interfacial tension between the viscosity reducers and heavy oil is influenced by their hydrophilic/ ...

Synthesis and evaluation of an oil-soluble viscosity reducer for ...

To reduce the viscosity of highly-viscous oil of the Tahe oilfield (Xinjiang, China), an oilsoluble polybasic copolymer viscosity reducer ...

Research on Mechanism of Enhancing Recovery of Heavy Oil With ...

The optimal 4# viscosity reducer was selected by evaluating the viscosity reduction ability, emulsion stability, interfacial performance, and foaming. The huff- ...

Study on Viscosity Reducer Flooding Technology for Deep Low ...

Deep low permeability extra heavy oil reservoir has the characteristics of high formation pressure, high crude oil viscosity, ...