Characterization of Movable Fluid Distribution in Tight Oil Reservoirs by NMR and Centrifugation

Table 1

Petrophysical characteristics of Chang 7 tight reservoir samples in Baibao oilfield.

Samples	Wells	Depth (m)	Lithology	Length (cm)	Diameter (cm)	Porosity(%)	Permeability (×10^-3 μm^2)
1	B95	2079.09	Fine sandstone	5.016	2.514	7.85	0.018
2	B41	2047.30	Fine sandstone	6.357	2.514	7.36	0.011
4	B62	1944.65	Fine sandstone	4.906	2.514	10.93	0.144
5	B57	2162.00	Fine sandstone	5.721	2.514	6.78	0.026
6	W63	2129.20	Fine sandstone	5.108	2.514	9.65	0.069