Engineering & Materials Science
Brines
89%
Enhanced recovery
88%
Surface active agents
83%
Surface tension
50%
Enzymes
43%
Proteins
34%
Recovery
25%
Oils
24%
Rocks
24%
Solubility
20%
Crude oil
16%
Ionic strength
14%
Emulsification
13%
Chemical analysis
12%
Positive ions
11%
Water injection
11%
Effluents
10%
Emulsions
10%
Molecules
9%
Water
5%
Experiments
3%
Earth & Environmental Sciences
enhanced oil recovery
87%
surfactant
68%
brine
67%
salinity
53%
enzyme
30%
protein
27%
environment friendly
23%
oil
22%
crude oil
17%
solubility
16%
flooding
14%
rock
13%
emulsification
11%
water salinity
10%
emulsion
9%
cation
7%
test
7%
saturation
6%
effluent
6%
experiment
3%
water
2%
analysis
2%
effect
2%
Chemical Compounds
Biosurfactant
100%
Salinity
88%
Tension
52%
Solubility
13%
Emulsification
12%
Reduction
9%
Petroleum
9%
pH Value
9%
Emulsion
9%
Displacement
8%
Ionic Strength
8%
Application
6%
Cation
6%
Molecule
3%
Surface
3%