Insights into Enhanced Oil Recovery by Polymer‐Viscosity Reducing ...

A series of parallel sand pack experiments were conducted to investigate enhanced oil recovery ability of polymer flooding and P-VRSF in a heterogeneous ...

Insights into Enhanced Oil Recovery by Polymer-Viscosity Reducing ...

The sand pack flooding results show that the incremental oil recovery of viscosity reducer S2 flooding is the largest, 7.5%, followed by S1, 7.3 ...

Insights into Enhanced Oil Recovery by Polymer-Viscosity Reducing ...

Insights into Enhanced Oil Recovery by Polymer-Viscosity Reducing Surfactant Combination Flooding in Conventional Heavy Oil Reservoir. Chen, Yuqiu; He, Hong ...

Insights into Enhanced Oil Recovery by Polymer‐Viscosity Reducing ...

Insights into Enhanced Oil Recovery by Polymer-Viscosity. Reducing Surfactant Combination Flooding in Conventional. Heavy Oil Reservoir. Yuqiu ...

[PDF] Insights into Enhanced Oil Recovery by Polymer-Viscosity ...

Insights into Enhanced Oil Recovery by Polymer-Viscosity Reducing Surfactant Combination Flooding in Conventional Heavy Oil Reservoir · Yuqiu Chen, Hong He, +4 ...

Insights into oil recovery mechanism by Nothing-Alternating-Polymer ...

At the polymer/oil front the polymer viscosity is providing a better mobility ratio than water. The created polymer bank reduces the water flux from aquifer to ...

New Insights into Enhanced Oil Recovery | Journal of Polymers and ...

Polymer flooding is considered one of the most efficient and mature chemical-enhanced oil recovery (CEOR) methods, which entails injecting ...

Surfactant–Polymer Viscosity Effects on Enhanced Oil Recovery ...

The relationship between optimal viscosity and the pore structure remains unclear. Moreover, viscosity optimization in EOR with the rock- ...

Application of Polymers for Chemical Enhanced Oil Recovery

More importantly, the nanoscale structure permits its penetration in low-permeability and low-porosity reservoirs. The viscosity of nanocellulose decrease with ...

A comprehensive review of viscoelastic polymer flooding in ... - Nature

However, recent studies show that in addition to viscosity, polymer viscoelasticity can be effectively utilized to increase oil recovery by ...

(PDF) Insights into Enhanced Oil Recovery by Coupling Branched ...

The sand pack flooding results show that the incremental oil recovery of viscosity reducer S2 flooding is the largest, 7.5%, followed by S1, 7.3 ...

Insights into enhanced oil recovery by thermochemical fluid flooding ...

Finally, the feasibility of multi-stage viscosity reduction is discussed, and a suitable experimental scheme is also proposed. The results show ...

Influence of viscosity ratio on enhanced oil recovery performance of ...

For three-dimensional heterogeneous model flooding experiments, as the polymer–oil viscosity ratio increased from 0.45 to 1.0, the swept area of ...

Insights into design of mobility control for chemical enhanced oil ...

... in the interfacial tension, reduces the polymer viscosity required for stable displacement. Fig. 10. The 1-D oil cut and oil recovery histories obtained ...

Experimental Study on the Enhanced Oil Recovery Mechanism of an ...

When the viscosity of the polymer solution is the same, the higher the viscosity of the crude oil, the smaller the water cut reduction range, ...

New Insights and Mechanisms for Chemical Enhanced Oil Recovery ...

... polymer results in significantly larger recovery than even polymer floods that are not viscoelastic ... reduce residual oil saturation ...

Mechanistic Insights into a Novel Controllable Phase-Transition ...

The results of micro visualization flooding experiments showed that the incremental oil recovery of the controllable phase-transition polymer was highest when a ...

New Insights into Hybrid Low-Salinity Polymer Flooding through a ...

Low-salinity polymer (LSP) flooding is a synergic emergent enhanced oil recovery (EOR) technique. Previous laboratory experiments showed noticeable ...

Comprehensive review of enhanced oil recovery strategies for ...

Oman's Marmul field uses polymer and alkaline-surfactant-polymer flooding for water-cut reduction while Sudan employs infill horizontal wells, ...

New insights into guar gum as environmentally friendly polymer for ...

Polymer flooding uses polymer solutions to increase oil recovery by decreasing the water/oil mobility ratio by increasing the viscosity of the ...