Table 3.

Data table for the degree of heavy oil recovery at different displacement stages.

Displacement State	Recovery Degree (%)	Absolute Recovery Degree (%)			Relative Recovery Degree (%)
		Small Pores (<10 ms)	Middle Pores (10~100 ms)	Macropores (>100 ms)	Small Pores (<10 ms)	Middle Pores (10–100 ms)	Macropores (>100 ms)
Water flooding	16.91	1.99	5.01	9.93	8.26	14.89	23.46
Heavy oil activator flooding	32.29	5.31	9.74	17.28	22.02	28.93	40.84
Subsequent water flooding	38.06	6.23	11.77	20.11	25.84	34.97	47.51