Nanoscale Pore Structure Characterization and Permeability of Mudrocks and Fine-Grained Sandstones in Coal Reservoirs by Scanning Electron Microscopy, Mercury Intrusion Porosimetry, and Low-Field Nuclear Magnetic Resonance

Table 6

Parameters derived from the methodsof   and WAM.

Sample number	method		WAM method			/
	(μm/s)	(s⋅psi)	(μm/s)	(nm)	(ms)
JH-Y	8.98	6.00	7.82	10.30	0.66	1.15
JH-S	4.49	12.00	4.39	99.10	11.29	1.02
NT-Y1	7.69	7.00	4.58	221.31	24.17	1.68
NT-Y2	6.73	8.00	6.61	26.96	2.04	1.02
NT-Y3	5.39	10.00	4.45	8.10	0.91	1.21
NT-M1	4.14	13.00	4.58	11.05	1.21	0.90
NT-M2	4.14	13.00	4.22	12.12	1.43	0.98
NT-M3	5.39	10.00	5.64	17.04	1.51	0.96
NT-M4	4.49	12.00	4.42	11.95	1.35	1.02
NT-M5	5.39	10.00	5.68	14.85	1.31	0.95
NT-M6	4.49	12.00	4.40	13.00	1.48	1.02
NT-S	8.98	6.00	10.46	2512.62	120.15	0.86