Keyphrases
Surface Properties
100%
Surfactant
100%
Ca2+
100%
Mg2+
100%
Oilfield Produced Water
100%
Oil Properties
100%
Water-rock System
100%
Cationic Surfactant
100%
Rock Surface
75%
Low Salinity
75%
Methylammonium Bromide
75%
Enhanced Oil Recovery
50%
Rock Sample
50%
Wettability Alteration
50%
Surfactant Flooding
50%
Flood Scenarios
25%
Oil Reservoir
25%
Low Salinity Water Injection
25%
Low Salinity Waterflooding
25%
Water Salinity
25%
Possible Mechanisms
25%
Oil-in-water Emulsion
25%
Calcium Chloride
25%
Magnesium Chloride
25%
Magnesium Ion
25%
Calcium Ion
25%
Divalent Cations
25%
Adsorption Measurement
25%
Point of Zero Charge
25%
Surfactant Solution
25%
Contact Angle
25%
Relative Permeability
25%
Initial Oil Saturation
25%
Sulfate Ion
25%
Magnesium Sulfate
25%
Flooding Test
25%
Measurement Test
25%
Oil-wet Carbonate
25%
Interfacial Wettability
25%
Hydrocarbon Reservoir
25%
Injection Scenarios
25%
Recovery Increase
25%
Oil Type
25%
Differential Pressure
25%
Breakthrough Time
25%
Magnesium-calcium
25%
Emulsion Formation
25%
Saline Water
25%
Sodium Sulfate
25%
Oil-water Interfacial Tension
25%
Water Flooding Experiment
25%
Operational Range
25%
Interface Properties
25%
INIS
water
100%
surface properties
100%
oils
100%
rocks
100%
ions
100%
surfactants
100%
sulfates
100%
salinity
72%
surfaces
36%
range
27%
recovery
27%
injection
27%
bromides
27%
efficiency
18%
investigations
18%
pressure range mega pa
18%
salts
18%
wettability
18%
emulsions
18%
calcite
18%
performance
9%
comparative evaluations
9%
values
9%
solutions
9%
concentration
9%
adsorption
9%
reduction
9%
charges
9%
interfaces
9%
calcium
9%
hydrocarbons
9%
permeability
9%
magnesium
9%
waterflooding
9%
carbonates
9%
ph value
9%
interfacial tension
9%
cations
9%
oil saturation
9%
sodium sulfates
9%
Engineering
Surfactant
100%
Combined Effect
100%
Cationic Surfactant
100%
Rock Sample
28%
Experimental Investigation
14%
Adsorption
14%
Oil Reservoir
14%
Oil Recovery
14%
Enhanced Oil Recovery
14%
Water Injection
14%
Well Flooding
14%
Differential Pressure
14%
Oil Saturation
14%
Initial Oil
14%
Core Samples
14%
Oil Relative Permeability
14%
Material Science
Surface Active Agent
100%
Surface Property
100%
Cationic Surfactant
100%
Wettability
28%
Magnesium
14%
Surface Property
14%
Contact Angle
14%
Interface Property
14%
Differential Pressure
14%
Chemical Engineering
Surfactant
100%
Cationic Surfactant
100%
Calcite
28%
Adsorption
14%