Core No.

Concentration of polymer solution (mg/L)

Velocity of flooding (mL/min)

Flooding method

Water flooding

first time

Polymer

flooding

Water flooding second time

1-1, 1-2, 1-3

800

0.35

Until

Porous

flow

steady

Until

polymer

flooding

2.0 PV

Until

Porous

flow

steady

0.50

2-1, 2-2, 2-3

1000

0.35

0.50

3-1, 3-2, 3-3

1200

0.35

0.50

4-1, 4-2, 4-3

1500

0.35

0.50