Study on Viscosity Reducer Flooding Technology for Deep Low Permeability Extra Heavy Oil Reservoirs

Table 1

Core data table.

Core number	Saturated water volume	Total volume	Porosity	Permeability	Saturated oil volume	Irreducible water saturation
	mL	mL	%	mD	mL	%
1	27.9	98.4	28	135	19.3	30.7
2	27.6	98.4	28	140	19.6	28.8
3	27.8	98.4	28	137	19.9	28.6
4	28.7	98.4	29	153	21.1	26.4
5	28.2	98.4	29	145	21.0	25.6
6	28.9	98.4	29	154	21.2	26.8