Electrical responses and classification of complex water-flooded layers in carbonate reservoirs: A case study of Zananor Oilfield, Kazakhstan

WANG Fei,BIAN Huiyuan,ZHAO Lun,YU Jun,TAN Chengqian

Table 2 Basic parameters of porous reservoir samples from KT-II.

Core No.	Core length/cm	Core diameter/cm	Porosity/ %	Gas permeability/ 10^-3 μm²	Irreducible water saturation/%	Residual oil saturation/%	Water saturation at equal - permeability point/%	Maximum water relative permeability
1	5.00	2.45	6.8	0.09	37.43	35.67	55.5	0.108 8
2	5.33	2.44	15.8	121.00	28.87	26.93	49.0	0.317 5
3	5.06	2.48	10.0	0.96	42.41	30.03	59.2	0.160 6
4	4.72	2.43	15.5	33.60	30.70	38.04	49.5	0.215 2
5	5.00	2.44	8.3	2.64	42.29	27.24	56.2	0.239 0
6	4.73	2.43	10.6	0.54	35.72	32.14	54.2	0.170 6
7	5.04	2.43	16.0	102.00	24.87	30.05	53.2	0.203 7
8	4.40	2.44	13.9	10.50	42.46	27.55	56.1	0.266 2
9	4.79	2.48	7.6	0.20	43.01	33.05	56.8	0.132 5
10	4.91	2.44	12.2	23.50	34.00	30.33	53.5	0.208 8
11	5.22	2.44	14.2	51.60	30.84	31.12	49.9	0.300 6
12	5.08	2.43	10.3	19.20	38.19	32.14	52.4	0.205 7
13	4.85	2.45	8.6	0.36	39.19	29.39	56.8	0.159 8
14	4.09	2.43	7.8	1.64	32.20	31.87	52.2	0.177 4
15	5.00	2.45	7.9	0.60	38.10	30.68	57.4	0.126 7
16	5.16	2.43	12.5	2.73	36.51	28.07	57.2	0.185 4